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Is there a way to add/remove several classes in one single instruction with classList?

... And if you want to apply an Array of several class-names, you have to call: DOMTokenList.prototype.add.apply(elem.classList, ['first', 'second', 'third']); – Emanuel Kluge Feb 15 '13 at 16:36 ...
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How to convert milliseconds to “hh:mm:ss” format?

... You were really close: String.format("%02d:%02d:%02d", TimeUnit.MILLISECONDS.toHours(millis), TimeUnit.MILLISECONDS.toMinutes(millis) - TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(millis)), // The change is in this line T...
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Sprintf equivalent in Java

...atting with an instance method makes little sense, as it would have to be called like: String formatted = "%s: %s".format(key, value); The original Java authors (and .NET authors) decided that a static method made more sense in this situation, as you are not modifying the target, but instead call...
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Take screenshots in the iOS simulator

... a screen shot. Or Using Mac Keyboad: Press keys ⌥ Option + ⌘ + s all together. It will show to a dialog with file storage options and also allows to set/change default path. Tip 3: How to take a screen shot with Device Bezel? Enable Show Device Bezel from Window menu. Here is an op...
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sass --watch with automatic minify?

... All of the output styles are listed here (nested, expanded, compact, and compressed) – allicarn Aug 20 '13 at 14:59 ...
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TSQL - Cast string to integer or return default value

... variables, my function can be defined as an inline table-valued function, allowing for better query optimization. Joseph's answer can lead to incorrect results due to silent truncations of the argument; '00000000000000001234' evaluates to 12. Increasing the parameter length would result in errors o...
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How to un-commit last un-pushed git commit without losing the changes

...t branch. See git reset man In case you did push publicly (on a branch called 'master'): git checkout -b MyCommit //save your commit in a separate branch just in case (so you don't have to dig it from reflog in case you screw up :) ) revert commit normally and push git checkout master git re...
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nodeJs callbacks simple example

can any one give me a a simple example of nodeJs callbacks, I have already searched for the same on many websites but not able to understand it properly, Please give me a simple example. ...
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Variable declared in for-loop is local variable?

... The reason you are not allowed to define a variable with the same name in both the for-loop as well as outside the for-loop is because variables in the outer-scope are valid in the inner-scope. Meaning that there would be two 'i' variables within t...
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Multiple GitHub Accounts & SSH Config

...es to the Host * section of your ~/.ssh/config file. This tells ssh to actually use the IdentityFiles you specify, rather than spamming the server with all of them. – Mechanical snail May 9 '12 at 7:18 ...