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How can I determine the direction of a jQuery scroll event?
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25 Answers
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Get value of dynamically chosen class constant in PHP
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edited May 21 '15 at 16:57
Brad
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Python OpenCV2 (cv2) wrapper to get image size?
How to get the size of an image in cv2 wrapper in Python OpenCV (numpy). Is there a correct way to do that other than numpy.shape() . How can I get it in these format dimensions: (width, height) list?
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C# Thread safe fast(est) counter
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263
This would be simpler:
return Interlocked.Increment(ref COUNTER);
MSDN Interlocked.Incremen...
LR性能指标解释 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的指标包括：1.服务器Linux（包括CPU、Memory、Load、I O）。2.数据库：1.Mysql 2.Oracle（缓存命中、索引、...监控指标
性能测试通常需要监控的指标包括：
1.服务器Linux（包括CPU、Memory、Load、I/O）。
2.数据库：1.Mysql 2.Oracle（缓存命...
jQuery get value of selected radio button
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27 Answers
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How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
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266
Just use Ctrl+K, Ctrl+D.
(for OS X: Cmd+K, Cmd+D)
Needs a bit of practice, but gets the job ...
In Ruby on Rails, how do I format a date with the “th” suffix, as in, “Sun Oct 5th”?
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Use the ordinalize method from 'active_support'.
>> time = Time.new
=> Fri Oct 03 01...
How do I list the symbols in a .so file
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libz.so: file format elf64-x86-64
DYNAMIC SYMBOL TABLE:
0000000000002010 l d .init 0000000000000000 .init
0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 free
0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 __errno_location
0000000000000000 w D...
Array vs. Object efficiency in JavaScript
...mostly faster than objects. But there is no 100% correct solution.
Update 2017 - Test and Results
var a1 = [{id: 29938, name: 'name1'}, {id: 32994, name: 'name1'}];
var a2 = [];
a2[29938] = {id: 29938, name: 'name1'};
a2[32994] = {id: 32994, name: 'name1'};
var o = {};
o['29938'] = {id: 29938, n...