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top命令使用详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
top命令使用详解top命令基本用法显示系统当前的进程和其他状况； top是一个动态显示过程,即可以通过用户按键来不断刷新当前状态.如果在前台执行该命令,它...top命令基本用法
显示系统当前的进程和其他状况； top是一个动态...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
...socket来说send会立即返回 WSAEWOULDDBLOCK告诉调用者说:"发送操作被阻塞了!!!你想办法处理吧..."
对于recv函数,同样道理,该函数的内部工作机制其实是在等待TCP/IP协议栈的接收缓冲区通知它说:嗨,你的数据来了.对于阻塞模式的socket 来...
Normalizing mousewheel speed across browsers
For a different question I composed this answer , including this sample code .
10 Answers
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What is the difference between Swing and AWT?
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AWT is a Java interface to native system GUI code present in your OS. It will not work the same on every system, although it tries.
Swing is a more-or-less pure-Java GUI. It uses AWT to create an operating system window and then paints pictures of buttons, labels, text, checkboxes, etc., i...
How do I remove the “extended attributes” on a file in Mac OS X?
... script that runs a stress test. Part of the test is to open, save, and close certain files. Somehow, the files have picked up some "extended attributes" that prohibit the files from being saved. That causes the stress test to fail.
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How to best position Swing GUIs?
...bles a native window shown without programmatically setting its location. Most windowing systems cascade windows if their locations are not explicitly set. The actual location is determined once the window is shown on the screen.
Have a look at the effect of this example that puts 3 GUIs into the...
Can't install PIL after Mac OS X 10.9
I've just updated my Mac OS to 10.9 and I discovered that some (all?) of my Python modules are not here anymore, especially the Image one.
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Finding Number of Cores in Java
...ly available to the JVM (at startup I guess). Using CPU affinity the user/OS can restrict the number of "cores" a JVM sees. You can even do it on a running JVM but I'm not too sure how this influence availableProcessors().
– SyntaxT3rr0r
Jan 21 '11 at 16:17
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How can I remove a trailing newline?
...ut record separator like awk and Perl have.
– Peter Hosey
Nov 9 '08 at 6:13
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@csde_rats, that's ...
How do I install pip on macOS or OS X?
I spent most of the day yesterday searching for a clear answer for installing pip (package manager for Python). I can't find a good solution.
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