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Get file name and extension in Ruby
I'm working on a program to download a video from YouTube, convert it to MP3 and create a directory structure for the files.
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Create singleton using GCD's dispatch_once in Objective-C
... @hooleyhoop Yes, in its documentation. "If called simultaneously from multiple threads, this function waits synchronously until the block has completed."
– Kevin
Aug 17 '13 at 22:31
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css z-index lost after webkit transform translate3d
... is ordered by the nearest element of html is to the start of the tag. So from up to below.
I hope that this help
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What's the best way to detect a 'touch screen' device using JavaScript?
...ows 8 even though my screen has no touch sensors. I upgraded my old laptop from Windows 7 to Windows 8.
– Pwner
Nov 26 '12 at 23:30
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How do you check that a number is NaN in JavaScript?
...amp; 6 both, we can also use this polyfill for Number.isNan
#3
//Polyfill from MDN
Number.isNaN = Number.isNaN || function(value) {
return typeof value === "number" && isNaN(value);
}
// Or
Number.isNaN = Number.isNaN || function(value) {
return value !== value;
}
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Insert a string at a specific index
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I know this is from 2010, but the below slice solution is better and simpler. (Splice is destructive, slice isn't, and it's better to avoid modifying "objects you don't know"). This solution should absolutely not be the first visible answer...
MySQL - Make an existing Field Unique
...but in English Version should be the same. Just click Unique button. Also from there you can make your columns PRIMARY or DELETE.
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Call a Javascript function every 5 seconds continuously [duplicate]
... use instead of setTimeout.
It has a similar signature, so the transition from one to another is simple:
setInterval(function() {
// do stuff
}, duration);
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Android: ScrollView force to bottom
... element, when i do this i lose the focus of my current element (different from scrollview)
– rkmax
Sep 21 '14 at 16:48
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How to use multiple arguments for awk with a shebang (i.e. #!)?
... Use #!/bin/sh - instead of #!/bin/sh to protect the script from possibly misbehaving in a dangerous way if invoked with a zeroth argument that has - as the first character. This can happen accidentally in programming languages like C, where it is easy to accidentally mess up by forge...