Noah's Mad lab


Place to mess up crazy things

Handmade Code: FeSlideFilterView

Fe Slide Filter View Hi everybody as an iOS developer like me ;] I have just released my customize control in GitHub. Here video as sample : Technical FeSlideFilter was build on top UIView. I combine UIScrollView with paging for title filter, and Mask layer technique. Here is what’s going on: Subclass UIView Using UIScrollView with paging for title filter Using … Read More


Handmade Code: Parallax Table View – Part 1

This is the first blog about crafting customize control from scratch that I call with epic name “Handmade code” ;] Something to talk about UI / UX Have you ever downloaded & opened a famous iOS app like Page by FB or something else ? Have you surprised or realized that these app never use “old-fashion” Apple’s control ? Today is a new generation … Read More


Filter Me: Color Lookup Table – Part 2

Hi, We will pick up right where we left off in Part one. In the last part, I covered to use curve file which was built by Photoshop, and how to apply it to your photo. And now, we will deal with advanced technique. Applying many complex curve and selective-color to turn your photo to beautiful photo ever. Standard approach … Read More


Filter me: Tone Curve – Part 1

Hello guy, in this blog we will discuss some technique for filtering photo like instagram. Nowaday, If you take a tour around AppStore, you will realize more than 80% app which has filter photo or video ability. This is the must-have featured in your app especially social app or photo video editor app. If you are fresh developer like me before, … Read More


The right way to load content in background thread with TableView

UITableView is extremely useful class to list content which Apple provide to iOS developer. UITableView use “reusable” pattern to handle content in each cell. So it can contain 100+ row with good performance. There are many common scenarios when you deal with UITableView. One of this is load asynchronous content in cell. Like this

But, in this code have … Read More


Hidden Gem in Cocoa and Cocoa Touch

Hello my friend, this is my first time I have written blog about iOS. With 2 year exp develop iOS app. There are many thing I learned from ebook and internet. I think right now is the best time  I should start to share everything I know to you. In this blog, I will focus to something hide in Cocoa framework. If … Read More


Đà Lạt, thành phố mộng mơ!

Rời xa sự ồn ào và náo nhiệt của Sài Gòn, Đà Lạt có lẽ là một lựa chọn lý tưởng cho nhửng ai yêu thích sự yên tĩnh và một bầu không khí trong lành!   Có một điều rất đặc trưng cho thành phố này chính là những con dốc ngoằn ngoèo đúng như lời  bài hát của … Read More