A world of coding š», by Alejandro Martinez
iOS offers the ability for applications to add quick actions to the home screen icons. Implementing this feature often requires things that are not easy to access in most common...
WWDC week is here and with it the usual post with all my notes about the sessions.This year I've changed the format and I will keep the notes grouped by...
After having absorbed the keynote and SotU the wait for the sessions started. But with patience, and thanks to the constant flow of time, California o'clock arrived and, after a...
WWDC Monday finished! And what an evening! For the first time I was able to stay awake to watch the SotU live and it was great ^^ The problem is...
The introduction of SwiftUI and previews changed completely my process of developing applications. Having such an easy way of quickly prototyping UI ideas affected the rest of my process. But...
It's that time of the year again! WWDC 2020 is around the corner. As every year around this time I start thinking about my wishes for this version of WWDC...
The safe area is one of the most relevant changes in the UI paradigm of iOS in the recent years. Let's learn how to implement a footer with CTA that respects the safe areas but with a background that extends to the edge.
Swift type system is quite powerful and the where clause is a very important part of how developers interface with it. This keyword allows developers to constraint code to a...
Swift 5.3 comes with a nice addition for enums: it will synthesize the required implementation to conform to the Comparable protocol. This reduces a lot the boilerplate needed to make...
A couple of weekends ago I was reading my Twitter timeline and I, don't know how, ended up in this old tweet."This isn't a Louie Mantia color."(That means it isn't...
PointFree has released a library with their Composable Architecture and I've been showing it a little bit on livestreams and videos. This page wants to serve as an index and...
Protocol extensions are one of the most powerful features in Swift, but they also come with a bit of danger. In this post I will explore how this feature interacts...
Welcome to alejandromp3. As you may have noticed this website has a totally new design! Not only that, but is now using a different static site generator purely in Swift!This...
Iāve been using FLEX for years and I just realised the little Iāve done to promote this great tool among the iOS community. So here is my attempt at giving...
Publish's Foundation theme is a very nice starter, but at some point you will want to accommodate it to your needs. When you start touching the CSS you will quickly...
While developing the new version of my website with Publish I had the necessity of have live reloading of the page while developing. I'm happy with the solution I've found...
In the past I've written about the setup I typically use with Danger. It worked quite well given the limitations but there was always the annoying restriction that to update...
When somebody asks me what kind of books I read the answer is always the same: fiction. I very rarely read non-fiction books because real life is boring, a funny...
I shared a very special video on my Following Swift Evolution video series the other day, Road to Swift 6! I think it's an important moment to look at what...
With the release Xcode 11 is now easier than ever before to work with the Swift Package manager. If I enjoyed making CLI tools with Swift before, now it's a...
One of the common things we want to display with SwiftUI are lists of our models. The basics of it are pretty easy, you just need to use a ForEach...
This week I removed a big chunk of code from our app, an entire section/feature. I've been working on this codebase for years and I had the opportunity to do...
SwiftUI has some presentation modifiers to display alerts, sheets and full screen views. On one hand, presenting an alert is nice and easy, it feels really well designed. But on...
In my previous post about SwiftUI buttons I described a technique to reuse button configuration with a ViewModifier. Now that beta 2 is out, we finally have the proper tools...
Yesterday I shared with you a post where I was trying to understand SwiftUI's layout system in order to implement equally spaced distribution for views inside stacks.I was able to...
One of the things that I still don't fully understand about SwiftUI is how to customise the layout of views.HStack and VStack are fine for the majority of cases, but...
The abstractions on SwiftUI are so composable that customising the UI it's basically an intrinsic property of the framework. Let's take a quick look at some things you can do...
WWDC'19 has been great and I'm obviously hyper excited about SwiftUI but if there is one thing that I like more than watching a great announcement is watching great video...
After all the game changing announcements on the WWDC one of the words that is used a lot is "finally!". We're excited and happy that Apple as finally given us...
WWDC '19 is over, and what a week! Let me start by saying that this is probably the best WWDC ever. We have seen the announcement of game changing technologies...
Is that time of the year again š WWDC '19 is happening next week and as usual we all have our expectations, wishes and predictions.I have to admit that this...
After writing about my perfect notes app and comparing the available options I decided to move to Bear. My tasks from Todoist were one of the first things that I...
I'm so thankful to have people like Jonathan Blow that is able to challenge the status quo of our industry. Software quality is decaying and we're part of the problem....
I've already mentioned how I moved tasks from Todoist to Bear but one of the missing pieces of the migration was some lists that I had on Reminders.These lists were...
The Property Delegates proposal has been in review for some days by now and is a good example of the strength of the Swift community.This is a feature that many...
Last year I wrote about Improving struct composition in Swift by levering the using keyword and feature taken from Jai. Recently I've been inspired by pointfree to implement this feature...
There is this commonly followed programming rule that says that parameter lists must be short.Nobody wants to see a constructor with more than 2 arguments right?Right?Well, let me tell you...
Today I've used Protocols to make a generic function only accept a certain number of types. The interesting part is that the only thing the protocol has is an associatedtype,...
After finalising the InterpolableLanguage protocol in the third part of this series we will finally put it to good use and show an example of this can be used on...
In the first article of this series we made a safe string type that was safe to use but with a cumbersome API, and on the second article we made...
In the previous article we made a safe string type that was safe to use but with a cumbersome API. In this part we will use new Swift 5 interpolation...
The String problem is something that I've explored before, in my 2015 post Solving the Strings Problem in Swift. The solution back then was far from ideal as Swift was...
This is a small trick that I use when I'm writing a script in Swift that performs some operation in a large number of objects, usually files. More often than...
After having clear the requirements for a notes system and comparing different options I decided to give an honest try to Bear. Now, one of the first things I need...
After having more clarity on what I want from a notes system I decided to start looking for Apps out there that could satisfy my needs.Needless to say that there...
Iāve been using Notes.app for a while. It is really nice and works really well, but at some point Iāve gotten to a point that I need some extra features.Iāve...
After a long day of hard work I endup having many apps open. Xcode, Visual Studio Code, Simulators, the terminal... when it's six o'clock I want to close everything work...
At the iOS team at Lifeworks we've been using Danger since its inception. We care about the etiquette of our PRs and the more that can be automated the better.I...
In the past few days the Swift community has been awoken again with the promise of a better way of using Swift for scripting, all thanks to swift-sh.I made a...
One year ago I decided to dedicate a little more time to books. I'm always eager to learn and consume stories and narratives, but is truth that other forms of...
Last week I participated in the first Blackthornprod GAME JAM. I had so much fun creating a small game involving some mechanics that I wanted to explore for a while.The...
Everyone knows that NSSpain is one of my favourite conferences but sadly this year I haven't been able to assist. Luckily for me the recordings are already up so I...
I haven't been doing much maintenance to this website since I migrated to GatsbyJS, but recently Gatsby has announced its 2nd major release. This is a big step forward for...
One of the best things of modern Swift is the introduction of KeyPath. It allows us to reference getters and setters as first class values in our code. With them...
On 2014 I wrote a post about how to drive a UISegmentedControl with the new powerful Swift enums. Back then the major complain was that to get all the cases...
One small inconvenience of a static blog generator running without a CMS is that to create a new post in markdown you need to add manually the front matter in...
Server side development and the managing of the infrastructure has gone a long way in the recent years. From scalable virtual machines easy to manage to containerisation with Docker and...
In previous posts I described my setup with Netlify for automatic deployment and even how to receive push notifications when a deployment succeeds. Today I bring you an alternative to...
After the setup of this new website with Netlify I lost a little the perception of when the website was up to date. Before I had to run the build...
I was reading the Rust forums when I saw this post talking about an oficial Rust error crate. It reminded me about the discussions in the Swift forums about making...
On every new iteration of my website I'm always happy to have taken the decision of using a static site generator instead of a big and fat CMS. This gives...
As I mentioned in my previous post, I'm Rebuilding my website with GatsbyJS. At the moment of writing this the migration is pretty much done. I spend the morning setting...
This days, between watching WWDC sessions, I'm undergoing the renewal of this my personal website and blog.For the past 3 years this website has been running in a Digital Ocean...
As every year after WWDC is time to sit down and watch the videos of the sessions! I wrote last year about How I watch the WWDC videos and this...
One thing that I always want to do is talk about WWDC before and after it happens. I used to do it when my podcast was active but without it...
Today I woke up to receive great news for the Swift community. The Swift Forums now have a new section to talk about some community projects!On the post that I...
This past week Google did their annual developers conference. I rarely watch the main keynote because I'm not that interested in their products but nonetheless I always keep an eye...
Make is one of those tools that I've always been curious about but never had a good change to try it until a couple of years ago. It is a...
RxTesting makes testing a custom Rx operator an enjoyable experience. Being able to fake time simplifies a lot the develpemnt of reactive code and helps on building confidence in the...
How flatMapLatest cancels an API request? This is a common question that people has when they start learning about Rx. Specially since RxSwift has an example of this in the...
p5.js and the rest of Processing projects are an amazing way of making coding more accessible to everyone, allowing creative people to make interactive applications with ease and teachers to...
One year ago I decided to start working on a Lox interpreter in Swift following Bob Nystrom's book Crafting Interpreters. Today I'm happy to say that the work has been...
Today I was reading Composing types in Swift which showcases the different ways of composing the different types in Swift: structs, classes and enums. Is a good read, specially if...
While programming with a static type system there are times when you write the definition of a function but you still donāt have any idea on how to implement it.func...
This post is just a dump of the things that came to mind while watching Jonathan Blow's libraries discussion. I'm not an expert on any of this but I find...
Swift forums are live! This is a great change that many of us have been waiting for a long time and that marks a new era for the Swift community....
I recently discovered the podcast LambdaCast, a really interesting podcast about functional programming with hosts that are at different points on the path to functional programming. This gives an interesting...
Watch how I create and publish a library with Swift Package Manager for the first time!With the help of the command line tool is pretty easy. After creating a folder...
Today I had to create a new radar for Apple in relation to HealthKit privacy descriptions.When you integrate HealthKit into your App you need to add some privacy descriptions in...
I discovered the Advent of Code from some retweet on the first days of December. I found them really interesting and original so I decided to give them a try....
Snapshot from my tweets about Black Mirror Season 4, for posterity.Alejandro Martinez @alexito4 #BlackMirror4 ep 1: mhe ĀÆ_(ć)_/ĀÆ 9:03 PM - Jan 1, 2018Alejandro Martinez @alexito4 #BlackMirror4 ep 2: ok...
In this post I'm gonna explore the talk Idiomatic Kotlin by Dimitry Jemerov. I'm gonna do it by showing how each of the topics the author talks about could be...
One of the best things about developing for iOS is having the power of the amazing frameworks that the Apple platforms have. Foundation is easily one of the best platform...
I've been always a big fan of productivity, time is gold. But funny enough, as many other people, we fall into the traps of being productive by just spending more...
Some days ago I finally merged one of the biggest Pull Request our team has seen, the migration of our codebase to Swift 3. I decided to write some words...
The chapter 5 of Crafting Interpreters has been published and after a first read I started writing some Swift code to continue my implementation of the interpreter. Here there are...
A couple of days ago I was reading Crafting Interpreters written by Bob Nystrom and it awoke my passion for programming languages so I decided to implement an interpreter for...
One of the things I think is really important in any team is to keep track of the performance. Not to use it as ammo to blame individuals but to...
I'm 26 years old. And at the time of writing this I still have my 4 grandparents alive. I've been lucky. One could say I've never lost anyone and that...
Yesterday I gave a talk about Functional Reactive Programming to my coworkers at LifeWorks. At first, I wanted to give some insight about it to the Android team, as they...
I've always been a big fan of Linked Lists. Maybe is because it was one of the first data structures that I learn how to implement and they were my...
The post Mock yourself, not your tests immediately captured my attention just by saying "I feel like we abuse of them". As I've been having more and more the same...
Without entering in the dicussion about MVVM I just wanted to quote here an interesting paragraph of the linked post. It's mainly for my own memories, as it's something related...
It's a known fact that in our community there are always a constant discussions about the best patterns to use when building an App. But I find the discussions about...
Facebook has brought to the open source world a bunch of amazing technologies, React being one of the more widespread ones. It is really interesting how old ways of doing...
One of the things that Apple released on WWDC was the official support for Xcode plugins. Although in a very limited way, is really nice to see Apple opening Xcode...
One of the most interesting parts of software is decoupling. Although not the kind of decoupling that we are all used to in our code, but the kind that decouples...
Being able to conform to a protocol and automatically have the implementation that you need is really a game changer. Having trait like functionality is one of the most interesting...
Iām always interested in knowing what is going on in other communities, it helps me a lot to understand how others work and what tools they use. Anyone that knows...
This is an update to an previous post about using blocks to simplify in Objective-C.Swift makes working with functions much enjoyable simplifying its syntax and, specially, closing the gap between...
The other day, while I was writing a Swift script, I added an option to make it run continuosly so it could be on a server doing its job without...
In the script that I was recently writing, from where the post āThe state of Swift scriptingā emerged, I found that when the scrip is interrupted (Ctrl + C in...
This is the second part of my posts about the sate of scripting with Swift. In the previous post I wrote about what I expect from a language toolset when...
In the past few days Iāve spend some time writing a little script in Swift and I thought it was a good time to revisit the state of the Swift...
Getting C-level performance in Swift for numerical algorithms is quirky but not particularly difficult. If you limit yourself to value types (no classes or existentials), use unsafe pointers and tuples...
Swift, Rust, Go, and the rest of tomorrowās languages, can you marry modern thinking, build a community with simple as a core design goal, and save web development from itself?Worth...
I really liked this post about Misused mobile UX patterns. I'm not a UX or UI designer, but after all this time being a user and a developer I feel...
I really recommend reading how Maxim made his FlatBuffer library 10 thousand times faster Swift.The interesting part is when he realized how much faster the C implementation was compared with...
āTeaching Cā is really nice write up on what to teach in a C class. It has been a while since I was a student in University but there are...
For those occasions when you need to check something some state at regular intervals.Just drop this snippet at the top of your file:static dispatchsourcet timer; void DebugTimer(dispatchblockt block) { dispatchqueuet...
Really interesting post about MIR. I really like this kind of posts that the Rust team publishes giving insight into the compiler internals and decisions.If youāre not a compiler enthusiast,...
The other day I had to work with some date formatting on iOS and Android and I end up using the great website. I immediately missed the option to change...
Thatās the reason why I have to wait 30 seconds for Word to boot.Such an interesting talk. The best part is seeing how a bunch of smart people becomes defensive...
Good analysis of the rejected Swift proposals by Chris.I can see why, yet still feel the opposite. This is one of those cases where we can hardly say anything objective...
About elegance in code:āThe trick here is, again, all about meaning. We like to pretend that programming is a purely abstract thing, and perhaps some of the ideas are, but...
A while ago I wondered how easy would be to make a screenshot of a window in OS X from another application using some system API. With that idea in...
Oh, that feeling when you find small features that you didnāt know.I found that you can have, in Safari, a folder in the Bookmarks bar that automatically opens all its...
A couple of months ago I wrote a small prototype of the well known Conway's Game of Life. This kind of simulation has always fascinated me. Giving a set of...
From Rust Traits page:Thereās one more restriction on implementing traits: either the trait, or the type youāre writing the impl for, must be defined by you. So, we could implement...
I was reading about Error Handling in Rust to have a better understanding of the implications of typed throws in Swift (thanks to David for the proposal). At the end...
We are used to treat closures as first class citizens in our code. Same goes to functions as they are interchangeable. But we often donāt think of them as actual...
Since Swift was open sourced I've ben scanning trough the mailing lists and there has been some interesting proposals for the future of the language. There are other places were...
In this post I try to port the type based solution to the strings problem ideas by Tom Moertel to Swift.I started this some days ago as an exercise to...
Sometimes is a small Swift library that makes it easy to run code... sometimes. Well, actually, just once.Sometimes.execute(key) { // This will run just once }It was highly inspired by...
Iāve been following the linked blog because Iām really interested in the usage of Swift in environments different from the typical Apps. And because using it for robotics seems pretty...
Today I had to do a little research on the state of JSON mappers in Swift for a new project. Iāve been using a simple JSON library to help me...
The last post of this blog was inspired by Artsy, and so is this one. I swear I donāt do it in purpose ^^This time I want to link to...
I absolutely recommend you to go and read the linked article. This posts by the Artsy devs are so great for me since Iāve been following closely the development of...
developers have become complacent in being wasteful for the benefit of their own development ease instead of considerate of the time and resources they are taking from customers.Is something that...
The other day I had some spare time and I started exploring the idea of a Stack in Swift using protocols. For what? For fun.A Stack is a data structure...
The author of the linked post gives some reasons on why Swift is a good language for an introduction to computer science class. Iām really interested in Swift being a...
Emphasis mine:I often see that a sprint review (or sometimes called a demo) consists of the Product owner showing the stories to the team (who already knows them) and to...
This post is one of those ones that Iāve been wanting to write for a while. It was some days ago when, by coincidence, I was reading a post about...
In the last version of BWallpapers I added the ability to save the wallpaper to a specific Wallpaper album in the Photos app.You can use the Photos.framework to do that....
Protocols in Swift are really powerful thanks to be able to be generic and to protocol extensions. But there is some things that drive us nuts. Mainly the usage of...
The other day while I was adding the ability to generate the protocol file to my Sketch plugin I took the opportunity to make a couple of changes to the...
Last week I had to made some changes on the colors of the WorkAngel app. The colors of that app are retrieved through an object called ThemeColor (we have another...
Iāve been reading and talking with people that when explaining functions like map, filter or reduce they start with āit loops over the collection and...ā. When I ear that my...
Iāve been lucky to have the opportunity to work in a bunch of different projects in my years as a developer. In all those projects I also had the opportunity...
On the episode 125 of ATP (A Better Future for Everybody) there was an intense talk abut the future of the software and its openness. The talk started as the...
Last 3rd of July I left the office a little earlier than usual. I had a flight to take, a flight that took me and my girlfriend from London to...
I realized that we all should write and share more.Bear with me for a couple of technical paragraphs to explain you the motivation for this post.In my technical community there...
Yesterday I saw this tweet from Diego talking about how he watches WWDC videos:Por culpa de algunos de vosotros, he vuelto a perpetrar un post en mi blog: "CĆ³mo ver los...
2018/08/23: A new version of this post is available. Using KeyPath to simplify the call site and reduce possible mistakes.A while ago when Swift came out I had the idea...
From Wikipedia, Singleton in Software Engineering:In software engineering, the singleton pattern is a design pattern that restricts the instantiation of a class to one object. This is useful when exactly...
I would like to talk about a video of a great talk that I really recommend. Iām really interested on the topic of sharing code between iOS and Mac because...
Interesting to watch Professor Steve Furber talk about how Apple played an important role as a client of Acorn. If not for that maybe ARM wouldāt exist anymore.Thanks to Computerphile...
Yesterday night I found myself reading this code in GitHub for dictionary in array { - if let interaction = Interaction(dictionary: dictionary) { - interactions.append(interaction) -...
As I said on my Fist impressions on WWDC 2015 I was really excited for finally having traits in Swift, in form of Protocol extensions. After playing with them this...
I mentioned the new Swift error handling in my WWDC first impressions post. And although itās true that I still have not had the opportunity to use it in a...
Every year, after the WWDC I usually record a podcast episode talking about my feelings of the keynote. This year I've been keeping a list of the things that I...
Kind of following the thoughts on the exploration phase post.Casey Muratori says:Donāt ever bother learning or using object-oriented programming. Itās a deeply flawed programming methodology, and I wasted a good...
This post was originally posted in Medium. I reposted it here after the announce of Lego Worlds. It made me think about this post.Minecraft is the game that has revolutionized...
Today Iāve been updating BingWallpapers to use the last version of Swift and also include the latest changes of WallpapersKit, the framework that is shared across the Mac and iOS...
Today I found this great post by Zach Holman. He presents some points that can contribute to make you a better developer. I was reading it with attention cause I...
When I wrote my srly script I thought on doing it in Swift, but at the end I decided to go with a well known scripting language, Ruby.After Ayakaās talk...
On March 1st of 2015 I released ScrumVotes in the App Store. Itās an application that helps in the Sprint Planning Meeting#Sprintplanningmeeting) when the development team has to give estimates...
In the era of the Internet of Things we are the first Thing that is always connected. Luckily for me I spent the past week enjoying my holidays with my...
If you like this post I recommend you to read a more recent article about the same topic: Solving the String problem with Swift 5.Some days ago I read this...
Yes, the title is not wrong. Apple just released Xcode 6.3 beta that includes multiple huge improvements to Swift 1.2 solving a lot of concerns that we all had. But...
Lately Iāve been working on move my site, again, to Jekyll. Using directly the original Jekyll and keeping my customizations apart from the source I think that I accomplished what...
+10 to this post from Jon Reid.Xcode File and Project templates are full of code and comments that maybe are useful at the beginning but after some experience with the...
This weekend I wrote a little script that helped me to connect two of the main things that I do everyday: save things into the Safari Reading List and watch...
Great suggestions from GitHub. But the important part is at the end:Our guidelines suit the way we work, and the culture we want to nurture. We hope you find them...
A great post by Zackh Holman.This isnāt a matter of right or wrong, in my mind. People can legitimately fuck up, or be wrong, or do something wrong. Thatās always...
In the previous post I talked how to connect Minecraft and the Real World. In that case I made my real lamps follow open at the same time as my...
For those who donāt know me I have to say that Iām a big fan of Minecraft (1 and 2). And Iāve always wanted to connect the things that happen...
The other day I was talking about games with my friend Marc and we ended up talking about Donāt Starve, an amazing game. He confess me a little frustration about...
Iāve always been fascinated about all the culture behind the dotfiles, those files that people have automated to be installed on a new computer to have everything like they want....
Think it two times before starting a career in programming Every friend I have with a job that involves picking up something heavier than a laptop more than twice a...
I've just seen this presentation about a prototype of a programing language for games, made by Jonathan Blow (known for Brad and The Witness). I'm really curious about this kind...
The fact that we programmers spend our time jabbing our fingers at keyboards makes it appear that this physical activity is synonymous with programming. But programming is actually the...
QA is a big part of software development. Whether there is a specific role on the company or it's just some testers trying the builds. In my opinion QA has two...
I'm happy to present my last little app: BWallpapers for iOS. The App is a mobile version of my Mac App BingWallpapers. I've been using the Mac version for a while...
Mike is an Apple User Experience Evangelist that talked (here is the transcript of the talk) about the hamburger menu design pattern. I share the same opinion about that and...
Super interesting episode. I'm totally with Myke. I don't get why people stay at job more hours than necessary....
My job is awesome. I am happy. Iāve earned it. Super amazing sentence. I love that blog post, what it says and the feelings that it transmits. It must be...
It's easy and frankly unfair for me to call these people geniuses and wizards. When compared to my baseline laziness, a lot of people qualify for the genius status.I agree...
Good words of Orta on Cocoapods haters. Don't like sharing code? Great Telling other people they're idiots for doing so? Not great. Telling people they're idiots for using other...
I could quote here some sentences but the all article is fantastic so go and read it. Now....
It has been surprising to me how low the usage of UnityScript (a cool name for the Javascript used in Unuity) is, as shown in the official postSeems like some...
By default a Swift playground stops it's execution when the top level function finishes. If you want to run async code you will never see the results. The system doesn't...
One of the most exciting things in Swift is the possibility to write and run scripts. It turns out that writing scripts is one of the best ways to learn...
People say that languages with headers are things from the past, but I still think that they are really useful. As I said before, we don't have to make a...
Cool article about inheritance and the no so cool things about it. Yes, it is a very cool language feature, and it lets you use the word "polymorphic" when...
Today I see another prototyping tool. I really don't care about the specific tool o how cool is the application (in fact is pretty similar as Quartz Composer), but the...
Good article in iMoore about the future of the iOS UIs, but the best part is how it explains autolayout to non developers. Easy. If you imagine the "guides" in...
Matt talks on NSHipster about default protocol implementations. I already said that it's a feature that I miss in Siwft (and in Objective-C). I'd never saw any big talk about...
Interesting article about job interviews. It says so many true things... Sometimes it's easy to answer some question in an interview, other times it's really hard to come up with...
One of the coolest parts about Swift is how powerful all the types are. Structs are not like basic C structs, they have a lot of similarities with classes, and...
I've been using Citymapper since my first day here at London. It's an essential App for me. I can say YES! to every point in this comparation....
Crhis give us some cool ideas for open source projects in Siwft. A web framework (like Rails or like Sinatra). Some people have already been experimenting in this direction. Since I...
Amazing Quora answer...
This is another thing about extensions that I was not expecting. The other day while implementing Jlaner I had some problems with extensions.The problem is that you can't overwrite methods...
For now, the Siwft and Objective-C protocols are two diferent things. The biggest differences is that Swift protocols can have structs and enums and can be adopted by value types.This...
Simples! We take the next feature that we are asked to build, and instead of detouring around all the weeds and bushes, we take the time to clear a path...
Today I released AMPActivityIndicator. I wrote this little class a year ago and today I made a little clean up and made it available through Cocoapods.It's been very pleasant to...
Good old history, So, for a couple of days, Chris would incorporate Steve's suggestions from the previous day, but Steve would continue to find new faults each time he was...
Nate Cook writed afull featured Set Type in Swift. This are the things that I really like about some languages. The ability to extend the language itself with its own tools....
I really recommend watching this talk. It's about metaprogramming in Ruby but the majority of things are applicable to our loved Objective-C, since both languages take advantage of the Smalltalk...
Jared has writed another amazing post about Autolayout. AutoLayout Myths, Table View Performance, and Side-by-Side iPad App Multi-tasking. After reading it I think that it's not autolayout job to solve...
The oficial Swift blog is giving us clarifications about Access Control and protected It seems like it's their conscious decision to make an horizontal access control system instead of a vertical...
From OSCON 2014: Is it possible to imagine a future where "concert programmers" are as common a fixture in the worlds auditoriums as concert pianists? In this presentation Andrew will...
Really interesting talk about Object-Oriented Programming in a time when I wasn't even born! ItĀ“s really amazing how the tools that I use every day were created so many years...
Shipping frequently helps prevent something I call the āivory tower syndrome.ā I'm a perfectionist. I can spend a lot of time perfecting things that are good enough. A tight...
This is a case of direct translation from Objective-C methods that donāt really look right in swift. The reason this works is swiftās external parameter names, which I think...
Since I use and recommend Interface Builder, my work load is significantly less than those that are still living by the āwrite everything in codeā mantra. If you find...
Yesterday I made a question about the acces controls that we have in Swift: Why internal and no protected? There was not a really good answer in the social networks and...
This is a question that I have in my mind since Apple introduced the access modifiers. Why we want internal and not protected? The thing is that when I'm creating or...
Blogging is, for me, part of the process of getting to the truth. ...
In these weeks, since Apple has announced his new programming language, I've been trying to learn something about it. As I said before, my approach hasn't been a full change...
A very good episode (you should suscribe to Developing Prespective) and a very good post. But for me the most interesting and surprising part is this one:I know many developers...
So at the end Swift is more functional than we firstly thought :)...
Yes, now we have a cool and simplified clousure syntax with Swift. But it's good not forget the Objective-C block syntax. Here is a little .m that I used a...
You must read this article about Minecraft, go! Now!See the Minecraft books in this article has made me smile. I was so exited the first day that I was in...
The good thing is that I've never used prefixes in App code. And I hate category methods with prefixes. Just remember, we are talking about app code, if you are shipping...
2018/08/18: Swift 4.2 introduces automatic synthesis of enum values. Check out the new version of this post. 2016/09/29: Updated for Swift 3.One of the most cool features in Swift are...
Yesterday Apple released the new beta4 with new changes in the Swift language. The big thing is the new acces control with three acces levels (private, internal and public). This...
I really like when a language gives the power to extend it easily. In Swift the clousures are really powerful. You can use clousures to do lazyness and implement the while...
After watching a hangout talking about Core Data, JSON an some open source librearies I thought that it will be good to publish a blog post with some personal notes...
There is no later for your customers. The only thing that matters is what theyāre using right now. They donāt give a shit about your roadmap, your brilliant feature...
We start too quickly. Indeed, we mistakenly believe that starting work means starting to produce. Our machines are too capable, and too eager for us to rush headlong into...
LinkedIn has open sourced Isaac, it's library to convert JSON into Objective-C model objects. I think it's a a cool library, although I normally use KZPropertyMapper. But I see a problem,...
I don't think that Apple will introduce an split mode in iOS 8, but this article talks about some changes in the Apps development that we should take into account...
I can't wait to see its new game....
A very good advice and it's not very expanded in the community. Donāt interfere with the spinner in the status bar. Because the way you turn it on and off...
In their 20s, most people expend a lot of energy on worry. The decisions you are making seem irrevocable and scary. Maybe you think that making the wrong decision will...
A while ago I read an interesting article about passworld-less logins (Is it time for password-less login?). I thought that it was very interesting to see how some people try...
A good bug report is one that describes the problem well enough that someone familiar with the project can understand and act on that bug report without talking to the...
Interesting the new direction that Unity is taking. The internal project name for this is UNET which simply stands for Unity Networking. But our vision goes well beyond simple networking....
Great post about Why Youāre Not Hiring the Best and the Brightest We pay lip service to the idea of hiring the best people in the world ā but in...
The use of blocks has spread over all Objective-C code. Normally we see them as callbacks (completion blocks) for animations or for async tasks (GCD, another cool kid) but they...
For ADN, I believe that stigma is the āTwitter service that isnāt Twitterā. Nevermind that ADN tried to build more than a Twitter platform with their backer program, messaging...
Squad, the developers of Kerbal Space Program, released the results of a interesting survey. I really like how games like KSP are more than just an enterteinment. I recommend you...
People tell us theyāre sometimes worried about sharing information Well, yes! That's the main reason why many people doesn't like Facebook. There are so many users that don't even try an...
Too afraid to use the terminal but need that small program or tool? Cakebrew is for you too!...
A sad notice today. I've retired Shopless from the AppStore. The reason is simple: I can't afford the costs of the server that stores and syncs the data.I'm happy with...
En esta nueva versiĆ³n los wallpapers se actualizan en todas las pantallas que estĆ©n conectadas al Mac. Recordad que en la versiĆ³n 1.1 aƱadĆ la opciĆ³n de compartir el wallpaper actual...
In case you are expecting one developer for everything then please stop reading this and go back to your day job instead. Unicorns do exist in some forms but you...
Users will report poor battery life after every iOS update. Always. For eternity. This is not newsworthy. ...