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How to pause a YouTube player when hiding the iframe?

... The easiest way to implement this behaviour is by calling the pauseVideo and playVideo methods, when necessary. Inspired by the result of my previous answer, I have written a pluginless function to achieve the desired behaviour. The only adjustments: I have added a functio...
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What and where are the stack and heap?

...set aside as scratch space for a thread of execution. When a function is called, a block is reserved on the top of the stack for local variables and some bookkeeping data. When that function returns, the block becomes unused and can be used the next time a function is called. The stack is always ...
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What are the implications of using “!important” in CSS? [duplicate]

...e more specific a selector is, the more importance is added to it. This usually coincides with how often the selected element occurs. For example: button { color: black; } button.highlight { color: blue; font-size: 1.5em; } button#buyNow { color: green; font-size: 2em; } ...
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Is it worth hashing passwords on the client side

... Basically, your friend is right. But simply hashing the password on the client side is only just better than submitting it as plain text to the server. Someone, who can listen for your plain text passwords is certainly also able t...
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Does name length impact performance in Redis?

I like to use verbose names in Redis, for instance set-allBooksBelongToUser:$userId . 4 Answers ...
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List comprehension rebinds names even after scope of comprehension. Is this right?

...list comprehensions blindingly fast, and while it was not a common pitfall for beginners, it definitely stung people occasionally. For generator expressions we could not do this. Generator expressions are implemented using generators, whose execution requires a separate execution fra...
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Can overridden methods differ in return type?

...pe is assignable to the return type of the method you are overriding, it's allowed. For example: class ShapeBuilder { ... public Shape build() { .... } class CircleBuilder extends ShapeBuilder{ ... @Override public Circle build() { .... } This is specified in section...
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How do you make sure email you send programmatically is not automatically marked as spam?

...these accounts exist, read what's sent to them, and act on complaints. Finally, make it really easy to unsubscribe. Otherwise, your users will unsubscribe by pressing the spam button, and that will affect your reputation. That said, getting Hotmail to accept your emails remains a black art. ...
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How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and

... ssh from the windows command line using passwordless keys for me (specifically for git access). Would have saved me hours of pain if I had seen it earlier! Thanks! – cori Jan 25 '13 at 12:20 ...
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Get real path from URI, Android KitKat new storage access framework [duplicate]

Before the new gallery access in Android 4.4 (KitKat) I got my real path on the SD card with this method: 9 Answers ...