在设置 TabBar 文字属性时，可能会遇到类似这样的警告：
button text attributes only respected for UIControlStateNormal, UIControlStateHighlighted and UIControlStateDisabled. state = 4 is interpreted as UIControlStateHighlighted.
这可能是因为你写了这样的代码：
UIBarButtonItem *item = [UIBarButtonItem appearance];
[item setTitleTextAttrib...
Q:
I am always very hesitant to run kill -9, but I see other admins do it almost routinely.
I figure there is probably a sensible middle ground, so:
When and why should kill -9 be used? When and why not?
What should be tried before doing it?
What kind of debugging a "hung" process could ...
相信很多小伙伴即将开始着手 iOS 9 的适配工作了，下面我们就来了解一下 iOS 9 的一项新特性: Bitcode。
什么是 Bitcode
首先我们需要了解苹果的 App Thinning 计划，该计划对 iOS 和 WatchOS 应用安装进行优化，旨在缩小应用体积使小容量设备的用户受益。
苹果在其官方文档中这样定义:
Bitcode is an intermediate representation of a compiled program. Apps you upload to iTunes Connect that contain bitcode will be comp...
相信很多小伙伴即将开始着手 iOS 9 的适配工作了，下面我们就来了解一下 iOS 9 的一项新特性: URLScheme。
URLScheme 白名单与 canOpenURL: 方法
在 iOS 9 中，苹果针对 URLScheme 又引入了新的白名单概念，在 WWDC 2015 Session 703: Privacy and Your App 中提到:
If you call the "canOpenURL" method on a URL that is not in your whitelist, it will return "NO", even if there is an a...
What's this?
The Night-City version of CaveOps inspired by Cyberpunk 2077. Not finished yet.
