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 ffmpegCategory Archives: Hack Space
Objective-C Runtime - Ivar
This post shows how to read and write an instance var in another class.
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.
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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.
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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
Get iOS classes by Objective-C runtime feature
Hooking something in iOS is really interesting while checking header files to find them is boring. So there are some codes to print a list of classes by using Objective-C runtime feature.
Continue reading Get iOS classes by Objective-C runtime feature
Xcode fatal error: file 'OO.h' has been modified since the precompiled header was built.
Sometimes, if you modified header files occasionally, Xcode will show a fatal error. And we can do a clean to solve this, but sometimes it still doesn't work.