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Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...see the picture. They output milliseconds, lower is better.
while loop
n = 1000*1000;
start = + new Date();
a = Array(n);
b = Array(n);
i = a.length;
while(i--) b[i] = a[i];
console.log(new Date() - start);
slice
n = 1000*1000;
start = + new Date();
a = Array(n);
b = a.slice();
console.log(new D...
How to Empty Caches and Clean All Targets Xcode 4 and later
...mulator works!
– Tieme
Jun 6 '11 at 10:26
10
Path appears to be in my home directory (note tilde)...
Writing a git post-receive hook to deal with a specific branch
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answered Sep 11 '12 at 10:47
Dean RatherDean Rather
28.1k1313 gold badges5858 silver badges6767 bronze badges
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Javascript and regex: split string and keep the separator
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106
Use (positive) lookahead so that the regular expression asserts that the special character exi...
Cannot obtain value of local or argument as it is not available at this instruction pointer, possibl
Visual Studio 2010 kills (there is no other word) data in one of the arguments of the function in the unsafe block.
What could cause this error? The following message shows by the debugger.
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How to continue a Docker container which has exited
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10 Answers
10
Active
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npm install private github repositories by dependency in package.json
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10 Answers
10
Active
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Is JavaScript guaranteed to be single-threaded?
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l.value+= 'log in\n';
l.focus();
l.value+= 'log out\n';
}, 100);
i.focus();
<textarea id="log" rows="20" cols="40"></textarea>
<input id="inp">
Results in log in, blur, log out on all except IE. These events don't just fire because you called focus() direc...
Assigning code to a variable
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10
Action ButtonClicked = () => MessageBox.Show("hi"); is equivalent and IMO nicer (add parens if you prefer)
– Tim S...
Safe characters for friendly url [closed]
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edited Apr 19 '17 at 10:13
SaidbakR
11.6k1616 gold badges8282 silver badges164164 bronze badges
ans...