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Changing the interval of SetInterval while it's running
...n. setTimeout is subject to being delayed (by 100% cpu use, other scripts, etc) where as setInterval IS NOT affected by those delays--making it far superior for 'realtime' stuff
– RozzA
Dec 26 '13 at 20:59
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Is System.nanoTime() completely useless?
... code that uses nanoTime() for timed blocking, interval waiting, timeouts, etc. should preferably treat negative time differences (timeouts) as zeros rather than throw exceptions. This practice is also preferable because it is consistent with the behaviour of all timed wait methods in all classes in...
与复制构造函数相关的错误.例如:0x77D9FCAA (ntdll.dll) (prog31.exe 中)处...
...坏。 (参数: 0x77DC6668)这种错误可能就是与内存有关的释放问题。这里的错误示例代码主要是为了说明复制构造函数，尤其是含有指针类型或者有成员表示在构造函数中分...这种错误可能就是与内存有关的释放问题。这里的错误示...
Favourite performance tuning tricks [closed]
...bles
Build with triggers on the underlying tables
Build daily / hourly / etc.
Build ad-hoc
Build incrementally or teardown / rebuild
See what the query plan is with SET SHOWPLAN ON
See what’s actually happenning with SET STATS IO ON
Force an index using the pragma: (index: myindex)
Force th...
站长投放广告绝对不做的事:Google Adsense和百度联盟广告违规分析 - 更多技...
...告，这样的行为是被Google Adsense禁止的。
二、1、版权问题的网站博客禁止投放Google Adsense。主要是音乐MP3、视频、新闻组和图像结果等内容的网页上。例如电影类的网站、纯粹的新闻网站、纯粹的图片网站、引用第三方的视频...
项目管理实践【四】Bug跟踪管理【Bug Trace and Management】 - 项目管理 -...
...了，应该可以在http://localhost/BugNet 访问，如果有什么安装问题，请访问支持论坛。
下面是运行后，BugNET首页的截图：
我想看完这篇文章，你一定会自己试一试吧！
OK, That's all what I say , and now, it's your turn.
不好意思，由于下...
list every font a user's browser can display
... of not working on some devices ( iDevices, browsers without Flash plugin, etc), or a partial list with better support via JavaScript only.
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Solving “Who owns the Zebra” programmatically?
...hite Swede dog beer Blue Master
It takes 0.6 seconds (CPU 1.5GHz) to find the solution.
The answer is "German owns zebra."
To install the constraint module via pip:
pip install python-constraint
To install manually:
download:
$ wget https://pypi.python.org/packages/s...
Is It Possible to Sandbox JavaScript Running In the Browser?
...ited to iframe granularity.
In general, no degree of regular expressions, etc. can safely sanitise arbitrary user provided JavaScript as it degenerates to the halting problem :-/
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How exactly does the callstack work?
...de a frame appropriately to optimize their alignment so the processor can fetch them as quickly as possible. The crucial fact is that the offset of the variables relative to some fixed address is constant throughout the lifetime of the frame - so it suffices to take an anchor address, say, the addre...