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What is the length of the access_token in Facebook OAuth2?
...requires an upper-bound on this. Please give a realistic upperbound. e.g. 1000 characters, 10,000 characters, 1,000,000,000 characters? Having no upper-bound is just unreasonable.
– Yahya Uddin
Feb 7 '17 at 14:36
...
What's the fastest way to delete a large folder in Windows?
...S uses a 'Schlemeil the Painter' algorithm (joelonsoftware.com/articles/fog0000000319.html) anytime a dir or del is done
– warren
Oct 9 '08 at 11:36
37
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Natural Sort Order in C#
...
Great answer. Caveat: This won't work with Win2000, for those few folks still running things on that operating system. On the other hand, there's enough hints between Kaplan's blog and the MSDN documentation to create a similar function.
– Chris Char...
What's the “average” requests per second for a production web application?
...
OpenStreetMap seems to have 10-20 per second
Wikipedia seems to be 30000 to 70000 per second spread over 300 servers (100 to 200 requests per second per machine, most of which is caches)
Geograph is getting 7000 images per week (1 upload per 95 seconds)
...
Whitespace Matching Regex - Java
... /* dummy empty string for homogeneity */
+ "\\u0009" // CHARACTER TABULATION
+ "\\u000A" // LINE FEED (LF)
+ "\\u000B" // LINE TABULATION
+ "\\u000C" // FORM FEED (FF)
+ "\\u00...
PHP Fatal error: Cannot redeclare class
...y be a noticeable difference of about 1 second if you have a file with 100,000 include_once's. You would be better off optimizing your DB access or other logic than prematurely optimizing your file includes using substandard techniques like master include files. The autoload feature doesn't perfor...
Will console.log reduce JavaScript execution performance?
...lts:
when the browser console is closed, calling console.log is about 10 000 times slower than calling an empty function,
and when the console is open, calling it is as much as 100 000 times slower.
Not that you'll notice the performance lag if you have a reasonable number of console.… calls f...
“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
...。到了20岁，这些优秀者在其生命中练习音乐总共超过 10,000 小时。与之对比，其它人只平均有8,000小时，而未来只能留校当老师的人仅仅是4,000 小时。
所以，这也许需要10,000 小时，并不是十年，但这是一个magic number。Samuel Joh...
Two color borders
... just takes a little CSS trickery!
div.border {
border: 1px solid #000;
position: relative;
}
div.border:before {
position: absolute;
display: block;
content: '';
border: 1px solid red;
height: 100%;
width: 100%;
box-sizing: border-box;
-moz-box-sizing: border-...
Can you have multiline HTML5 placeholder text in a ?
...ot focused (e.g. by displaying it inside a blank unfocused control). All U+000D CARRIAGE RETURN U+000A LINE FEED character pairs (CRLF) in the hint, as well as all other U+000D CARRIAGE RETURN (CR) and U+000A LINE FEED (LF) characters in the hint, must be treated as line breaks when rendering the hi...