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用户反馈定时器中调用方法会非预期循环？！ - 用户反馈 - 清泛IT社区，为创...
这个都测试过，应该不会，需要根据相同的场景进行一次测试。
Find all controls in WPF Window by type
... what do you mean "root element" ? What should I write to connect with my mainwindow form?
– deadfish
Dec 30 '11 at 16:02
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Max retries exceeded with URL in requests
...a resolver lookup issue, as indicated by the (Caused by <class 'socket.gaierror'>: [Errno -2] Name or service not known) part. "gai" stands for getaddrinfo, and the probable related error is: EAI_NONAME The node or service is not known; or both node and service are NULL; or AI_NUMERICSERV wa...
MFC OnEraseBkgnd浅析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...不会有严重的闪烁效果了。这样做有没有什么不好的后果呢？通常情况是没有的，因为一般都是执行整个窗口的重绘，即使用白色刷了背景，也是没有任何作用的。除非你刷新整个屏幕，但只重绘一小部分，这种情况可能么？有...
Secure random token in Node.js
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@Triforcey can you explain why you usually would want the async option?
– thomas
Jul 16 '19 at 5:17
2
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Tab key == 4 spaces and auto-indent after curly braces in Vim
... has been replaced by cindent which "Works more cleverly", although still mainly for languages with C-like syntax:
:help C-indenting
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How do I return to an older version of our code in Subversion?
...end up with a working copy looking like the old version) and then commit again. So for example to go from revision 150 (current) back to revision 140:
svn update
svn merge -r 150:140 .
svn commit -m "Rolled back to r140"
The Subversion Red Book has a good section about this.
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Turning off auto indent when pasting text into vim
...off the paste-mode, so that auto-indenting when you type works correctly again.
:set nopaste
However, I always found that cumbersome. That's why I map <F3> such that it can switch between paste and nopaste modes while editing the text! I add this to .vimrc
set pastetoggle=<F3>
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Get current AUTO_INCREMENT value for any table
...answered Apr 4 '13 at 20:56
methaimethai
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How to convert a PNG image to a SVG? [closed]
...nm # PNG to PNM
potrace file.pnm -s -o file.svg # PNM to SVG
Explain options
potrace -s => Output file is SVG
potrace -o file.svg => Write output to file.svg
Example
Input file = 2017.png
convert 2017.png 2017.pnm
Temporary file = 2017.pnm
potrace 2017.pnm -s -o 2017.svg
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