UICollectionView Custom Layout: the Ultimate Tutorial – Part 2

Welcome back to the “UICollectionView Custom Layouts: the Ultimate Tutorial” series. This is Part 2, where we will actually tackle the custom layout part. If you haven’t seen or done the first part, I strongly recommend you to take a look at it, as we will be using the UICollectionView we created there. Remember what we had at the end of Part 1, when we run the project without the custom layout, and what we would like to achieve?       A few words A few words before we start: I recommend you to have a look at Session 232 of … Continue reading UICollectionView Custom Layout: the Ultimate Tutorial – Part 2

UICollectionView Custom Layout: the Ultimate Tutorial – Part 1

I’m working every day with UICollectionViews and until recently never used a custom layout. I decided to take the plunge and learn how to create one when I had to deal with a complex layout on a UICollectionView and make my designer happy. So here is everything I learned (or everything you need to know — to start with) about custom layouts for UICollectionView. Let’s imagine that you have a “complex” design to integrate in a UICollectionView. And yes, you need a collectionView. When I say complex, I mean different types of cells, some of them will have a fixed … Continue reading UICollectionView Custom Layout: the Ultimate Tutorial – Part 1

How to create a Section Background in a UICollectionView in Swift

I recently faced a small challenge on a UICollectionView, the following screenshot illustrates pretty well the situation. In short: I needed to have a transparent background in a UICollectionView to be able to see through some sections, but I didn’t want to be able to see the background in between the cells on some others. Basically, I needed to be able to set different background colors per section. Well, needless to say that functionality doesn’t exist by default on iOS. Luckily for me I found this great article: Changing the section background color in a UICollectionView from Eric Chapman who … Continue reading How to create a Section Background in a UICollectionView in Swift

Be an ecofriendly geek and save the planet: delete your e-mails!

You want to save the planet? Good! Start by cleaning your inbox! Let’s delete some e-mails, shall we? We consume a lot of data every day (e-mails, videos, posts on Facebook, Instagram, Twitter, WhatsApp, DropBox, documents saved in the Cloud, …), and all those data are stored on servers. Basically, the more data we save, the more servers we need (and servers consume electricity). Basic math, nothing new under the sun. What if I told you that we can all do a little bit of good for this planet, just by clicking on one button? Remember those prehistoric e-mails that … Continue reading Be an ecofriendly geek and save the planet: delete your e-mails!

Swift Tips #2: setBorder Extension

Happy New Year! This is my first post of 2016, so I would like to thank you all for reading my blog and to wish you a very Happy New Year. May this year be as bug free as possible in your apps as well as in your life! As a New Year gift, I’d like to share with you a little something that I’m using all the time: my setBorder Extension. It is the first member of my “Extensions essentials”. When I integrate a design or debug something, I want to see quickly where my elements are, so I … Continue reading Swift Tips #2: setBorder Extension