# iOS8短信收件人处理Unicode组合字时crash分析

（本来想直接打这个字 ud840udc87 的，结果WordPress也被这个字玩坏了，中文还真是厉害啊>ω</）分析如下

# xelatex学习笔记

setColor{颜色名}{文字}

setImage  {宽度}{高度}{图片}

setImageWidth {宽度}{图片}

setImageHeight{高度}{图片}

# MIT Algorithms (3)

Sorting
-How fast can we sort
-It depends on model:)

the model is of what you can do with the elements

e.g
Quicksort       θ(nlgn)
Heapsort        θ(nlgn)
merge sort      θ(nlgn)
insertion sort  θ(n2)

so, can we do better than θ(nlgn)?

# Swift and Objective-C tweak supporting

With increment of swift, it's not ridiculous that using swift when you do some jailbreak development. If the tweak can get a better UI and I can code easier, there is no reason to refuse swift.

But one thing we should care about is that, Xcode 6 (and later) will link swift's dylib something like @rpath/libswiftDarwin.dylib.

That means if you didn't put those dylib files into a directory named Frameworks which right under your executable file's directory, it will just crash when you try to launch them.

Continue reading Swift and Objective-C tweak supporting