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How can I run a function from a script in command line?
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answered Jan 11 '12 at 11:03
Sven MarnachSven Marnach
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Most efficient way to prepend a value to an array
...-O but certainly using the unshift method is more concise:
var a = [1, 2, 3, 4];
a.unshift(0);
a; // => [0, 1, 2, 3, 4]
[Edit]
This jsPerf benchmark shows that unshift is decently faster in at least a couple of browsers, regardless of possibly different big-O performance if you are ok with mo...
The smallest difference between 2 Angles
...ives a signed angle for any angles:
a = targetA - sourceA
a = (a + 180) % 360 - 180
Beware in many languages the modulo operation returns a value with the same sign as the dividend (like C, C++, C#, JavaScript, full list here). This requires a custom mod function like so:
mod = (a, n) -> a - ...
Grunt watch error - Waiting…Fatal error: watch ENOSPC
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1364
After doing some research found the solution. Run the below command.
echo fs.inotify.max_user...
C# namespace alias - what's the point?
... Marc Gravell♦Marc Gravell
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Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
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Jeff HillmanJeff Hillman
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联网 App 入门专题：5 课从共享留言到带图商品墙（附 .aia 源码与服务端） ...
...写、定时刷新
+ 计时器、列表显示框
第 3 课
点击挑战排行榜
字典存数据、只在破纪录时写回、按分数排序
+ 字典积木
第 4 课
图片上传
图片文件存服务端、数据库里只存图片...
Optimize Font Awesome for only used classes
...ed.
Editing the font file itself to eliminate unneeded glyphs requires a 3rd party application to do so and is beyond the scope of this question.
Fontello is an online web service that can do all of this for you. It lets you mix and match between multiple icon font collections to create the pe...
Can you add new statements to Python's syntax?
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13 Answers
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App Inventor 2 计时器（Clock）详细用法示例 · App Inventor 2 中文网
... edit 高亮或隐藏信息 提交 function HideORDispFeedback() { $("#feedback").toggle();}function makeTitleDraggable(element, titleElement) { let isDragging = false; let offsetX, offsetY; // 只在标题栏上按下时开始拖动 titleEleme...