A Weird Bug Caused by Optimizing Integer Division with Assembly
it's not easy to optimize code with assembly, especially when you are not familiar with how the compiler works.
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a brief introduction to the linux kernel source.
ReadComments about the Microkernel and Monolithic Operating System
the greatest debate on operating system kernels.
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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