Suppose you have a chain of video files, such as 1.mp4, 2.mp4, 3.mp4 and etc. They should be one video file but were cut into small video fragments.
Continue reading combine video files by ffmpegAll posts by Cocoa
Objective-C Runtime - Ivar
This post shows how to read and write an instance var in another class.
Smart Home Project (2)
把最基础的读取/储存用户设置写好了，现在坐等各种传感器~~Wi-Fi方面留到最后来写。
Smart Home Project (1)
最近越来越想做和Smart Home有关的项目了，正好手上有一块Arduino Mini，就先用它来做实验了~（估计之后会换成Arduino Uno Rev.3，为了方便连接Arduino WiFI Shield）
下面就大致陈述一下这几天思考的结果。
Change OS X Boot Logo
If you are tired of seeing Apple Logo or you prefer another logo at boot time, you can easily change it within this tiny tool now.
Continue reading Change OS X Boot Logo
cputilx
Learning ncurses those days, so I wrote a command line tool which used to manage CPU. It is quite a simple program, but it still cost me about 4 hours to code, because I’m not so familiar with curses API.
Shellshock
How do you know whether you are involved in newly discovered bash security hole?
CPUtils
This is a small but workable tool that help you manually switch on / off a specific CPU. This tool requires root privilege.
Remove PIE
Recently, I'm doing some development which need to remove PIE on a particular application. After my searching on Google, I found a tool named MyRemovePIE, and it's really useful. So I wrote a same function tool just for him. And yes, it's based on MyRemovePIE's codes.
Continue reading Remove PIE
SSH over USB
只是一个很小的笔记而已，通过USB来SSH到设备上。 Continue reading SSH over USB