update-alternatives命令用来维护系统命令的符号链接，可以将多个文件链接到同一个符号文件上，并进行管理。 看看目录在哪里 ...

If you’re into microcontrollers you know the ability to think and perform math in binary is a must. [Joe Ptiz] has been looking for a way to keep from being distract by the math when coding while ...