I star开发者_运维问答ted with the View Swapping code from Hillegass\'s book Cocoa Programming for MAC OS X.This code uses a popup menu in MyDocument.nib to swap ViewControllers using displayViewContro
开发者_运维知识库I am developing an android server-client application which will draw the user requested interfaces dynamically. The interfaces will transfered to the client from the server according
In Linux, a process is a set of threads. Each thread has its own priority! But does a process have a pri开发者_Go百科ority too? If so, how is it different from the thread priority? And when a new proc
when I download a program I want to know the many behaviour of this new program, i.e., does it connect to internet and sending my local computer data to somewhere, and what the system resources/functi
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In the Linux kernel, why is it not advisable to dereference the kernel linear addresses obtained by mapping I/O physical addresses using ioremap开发者_如何学运维 ? Why should those mapped linear addre
How do sleep(), wait()开发者_开发百科, pause(), functions work?We can see the sleeping operation from a more abstract point of view: it is an operation that let you wait for an event.
What is the need of using two different stacks开发者_StackOverflow in same program? How does trap change the current stack of program from user stack to kernel stack? How does it come back to user sta
Is there 开发者_StackOverflow中文版anyway to get the state of a keyboard key (is it down or up) using just a scancode? I can\'t find any function in win32 for this. Anyone know any way to achieve this
On a CentOS 5.5 machine running Linux kernel version 2.6.18-194.26.1.el5, I noticed that posix_fadvise(WILLNEED) makes reading 60K files much slower than just regular IO by almost 200%.
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