Linux System
Avoiding a Powerful "rm"
a powerful rm command may lead to unexpected deletion of files, we need some protection tricks.
ReadHow to Modify the MAC Address of the Ethernet Card under Linux
hack of modifying mac address under Linux.
ReadSome Preliminary Insights on the Linux Kernel Source
a brief introduction to the Linux kernel source.
ReadDifferent Desktop Managers of Ubuntu
desktop managers are important to ubuntu GUI, it's useful to learn the method for changing them.
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