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[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...配的字体，调用OnDraw后取消对象，打印只出现在文档打印版中的页头和页脚，如果打印输出与屏幕输出的外观不同， 在这里打印，而不是调用OnDraw
CView::OnEndPrinting()
调用Cgdi::DeleteObject删除OnBeginPrinting分配的对象
1....
Generate a heatmap in MatPlotLib using a scatter data set
...n't mean to be an idiot, but how do you actually have this output to a PNG/PDF file instead of only displaying in an interactive IPython session? I'm trying to get this as some sort of normal axes instance, where I can add a title, axis labels, etc. and then do the normal savefig() like I would do f...
What's the difference between using “let” and “var”?
... See page 19 of ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
– Tyler Crompton
Jun 18 '12 at 20:16
@T...
surface plots in matplotlib
...linewidth=0.1)
fig.colorbar(surf, shrink=0.5, aspect=5)
plt.savefig('teste.pdf')
plt.show()
If necessary you can pass vmin and vmax to define the colorbar range, e.g.
surf = ax.plot_trisurf(x, y, z, cmap=cm.jet, linewidth=0.1, vmin=0, vmax=2000)
Bonus Section
I was wondering how to do some i...
泰迪熊为什么叫泰迪 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...年，还有人给他写了详细的传记，这儿有一篇传记的缩略版。｀11（呐，这是我家猫打出来的字，不删，留念。）
这个向导名叫 Holt Collier，是当地传奇式的猎熊人。据说他一生猎熊超过三千头，十岁就已经猎杀了平生的第一头...
What is the meaning of single and double underscore before an object name?
...
For more details, see the PEP-8 guide. For more magic methods, see this PDF.
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服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...时间，但是有这么多状态要维护总是不好。
HTTP协议1.1版规定default行为是Keep-Alive，也就是会重用TCP连接传输多个 request/response，一个主要原因就是发现了这个问题。
也就是说HTTP的交互跟上面画的那个图是不一样的，关闭连...
Which is faster: Stack allocation or Heap allocation
...a access."
Declare e volatile, but volatile is often compiled incorrectly (PDF).
Take the address of e inside the loop (and maybe assign it to a variable that is declared extern and defined in another file). But even in this case, the compiler may notice that -- on the stack at least -- e will alwa...
Which cryptographic hash function should I choose?
... I would say:
RIPEMD BROKEN, Should never be used as can be seen in this pdf
MD-5 BROKEN, Should never be used, can be broken in 2 minutes with a laptop
SHA-1 BROKEN, Should never be used, is broken in principal, attacks are getting better by the week
SHA-2 WEAK, Will probably be broken in the n...
How to pull request a wiki page on GitHub?
....maven.org/maven2/com/devonfw/java/doc/devon4j-doc/3.2.0/devon4j-doc-3.2.0.pdf
https://github.com/devonfw/devon4j/blob/develop/.travis.yml
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