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Microsecond timing in JavaScript

... It returns the number of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds). now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (...
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Regex to remove all (non numeric OR period)

I need for text like "joe ($3,004.50)" to be filtered down to 3004.50 but am terrible at regex and can't find a suitable solution. So only numbers and periods should stay - everything else filtered. I use C# and VS.net 2008 framework 3.5 ...
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How do I interpret precision and scale of a number in a database?

... 406 Numeric precision refers to the maximum number of digits that are present in the number. ie 1...
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libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术

...递给libcurl,用于指明http域的RANGE头域,例如: 表示头500个字节:bytes=0-499 表示第二个500字节:bytes=500-999 表示最后500个字节:bytes=-500 表示500字节以后的范围:bytes=500- 第一个和最后一个字节:bytes=0-0,-1 同时指定几个范围:...
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Convert a character digit to the corresponding integer in C

... As per other replies, this is fine: char c = '5'; int x = c - '0'; Also, for error checking, you may wish to check isdigit(c) is true first. Note that you cannot completely portably do the same for letters, for example: char c = 'b'; int x = c - 'a'; // x is now not necessarily 1 Th...
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What is `git diff --patience` for?

... | edited Jun 20 at 9:12 Community♦ 111 silver badge answered Oct 28 '10 at 16:34 ...
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Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...系统是UNIX 操作系统的一种克隆系统。它诞生于1991 年的10 月5 日(这是第一次正式向外公布的时间...Linux 的诞生和发展 Linux 操作系统是UNIX 操作系统的一种克隆系统。它诞生于1991 年的10 月5 日(这是第一次正式向外公布的时间...
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How to stop Eclipse formatter from placing all enums on one line

... RUNNING, WAITING, FINISHED } enum Example { GREEN( 0, 255, 0), RED( 255, 0, 0) } Solution described above: enum Example { CANCELLED, RUNNING, WAITING, FINISHED } enum Example { GREEN(0, 255, 0), RED(255, ...
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What is the best way to programmatically detect porn images? [closed]

... This was written in 2000, not sure if the state of the art in porn detection has advanced at all, but I doubt it. http://www.dansdata.com/pornsweeper.htm PORNsweeper seems to have some ability to distinguish pictures of people from pictures of t...
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Turn Pandas Multi-Index into column

...| edited Oct 21 '14 at 21:02 Will 9,68888 gold badges5959 silver badges7171 bronze badges answered Sep 8...