Note: This post is a summary of information paraphrased from an excellent blog post by Christian Sepulveda.
Create the app and download the necessary dependencies.
Create the app and download the necessary dependencies.
declare var __DEV__: boolean; | |
declare module 'react-native' { | |
declare type Color = string | number; | |
declare type Transform = | |
{ perspective: number } | | |
{ scale: number } | | |
{ scaleX: number } | |
Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.
This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would
Here’s how to make animations like this one. It requires intermediate Unix command-line knowledge, to install some tools and to debug if they don’t work. You’ll need these utilities:
curl
(or you can translate to wget
)convert
and montage
, part of ImageMagickffmpeg
, plus whatever codecsparallel
, for iteration that’s nicer than shell for loops or xargs
zsh
for leading 0s in numerical ranges to workAuthor: https://www.cyanhall.com/
Core Animation's original name is Layer Kit
Core Animation is a compositing engine; its job is to compose different pieces of visual content on the screen, and to do so as fast as possible. The content in question is divided into individual layers stored in a hierarchy known as the layer tree
. This tree forms the underpinning for all of UIKit, and for everything that you see on the screen in an iOS application.
In UIView, tasks such as rendering, layout and animation are all managed by a Core Animation class called CALayer
. The only major feature of UIView that isn’t handled by CALayer is user interaction.
There are four hierarchies, each performing a different role:
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
// Just before switching jobs: | |
// Add one of these. | |
// Preferably into the same commit where you do a large merge. | |
// | |
// This started as a tweet with a joke of "C++ pro-tip: #define private public", | |
// and then it quickly escalated into more and more evil suggestions. | |
// I've tried to capture interesting suggestions here. | |
// | |
// Contributors: @r2d2rigo, @joeldevahl, @msinilo, @_Humus_, | |
// @YuriyODonnell, @rygorous, @cmuratori, @mike_acton, @grumpygiant, |
Since this is on Hacker News and reddit...
_t
in my types. I spend a lot of time at a level where I can do that; "reserved for system libraries? I am the system libraries".char *
s.type * name
, however, is entirely intentional.