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How to truncate milliseconds off of a .NET DateTime
...(inclusive). So if the time of day before the operation was, say, 23:48:49.1234567, then that integer will be 123, and the time of day after the operation is 23:48:49.0004567. So it has not truncated to a whole number of seconds.
– Jeppe Stig Nielsen
Aug 24 '13...
How do I erase an element from std::vector by index?
...you use std::next you can do it in one line: vec.erase( next(begin(vec), 123) );
– dani
Oct 5 '16 at 20:36
8
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理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...d. One could write something like this to get around this:
这里有两个问题。一是可能忘记关闭文件句柄；二是文件读取数据发生异常，没有进行任何处理。下面是处理异常的加强版本：
file = open("/tmp/foo.txt")
try:
data = file.read()
finally:
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How to rename with prefix/suffix?
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123
In Bash and zsh you can do this with Brace Expansion. This simply expands a list of items in ...
Convert javascript array to string
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123
Converting From Array to String is So Easy !
var A = ['Sunday','Monday','Tuesday','Wednesday'...
Button background as transparent
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123
Try new way to set background transparent
android:background="?android:attr/selectableI...
Calculate relative time in C#
...
Here a rewrite from Jeffs Script for PHP:
define("SECOND", 1);
define("MINUTE", 60 * SECOND);
define("HOUR", 60 * MINUTE);
define("DAY", 24 * HOUR);
define("MONTH", 30 * DAY);
function relativeTime($time)
{
$delta = time() - $time;
if ($delta < 1...
Which letter of the English alphabet takes up most pixels?
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123
Further to Ned Batchelder's awesomely practical answer, because I came here wondering about di...
display: inline-block extra margin [duplicate]
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123
White space affects inline elements.
This should not come as a surprise. We see it every day ...
用Javascript获取页面元素的位置（全） - 更多技术 - 清泛网 - 专注C/C++及内核技术
... }
}
}
但是，这个函数有一个问题。如果网页内容能够在浏览器窗口中全部显示，不出现滚动条，那么网页的clientWidth和scrollWidth应该相等。但是实际上，不同浏览器有不同的处理，这两个值未必相等...