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How to make code wait while calling asynchronous calls like Ajax [duplicate]
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Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
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A more realistic implementation would track the "real" position of the cursor and move randomly within a circle around that, but that might be too complex.
– tckmn
Aug 14 '14 at 7:08
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Is null check needed before calling instanceof?
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This answer is more correct than try it because current behavior is not the same as guaranteed behavior.
– Luke
Jan 8 '13 at 19:08
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How to add a changed file to an older (not last) commit in Git
...commits against the new one.
Repeat from step 2 onwards if you have marked more than one commit for edit.
[^vimnote]: If you are using vim then you will have to hit the Insert key to edit, then Esc and type in :wq to save the file, quit the editor, and apply the changes. Alternatively, you can con...
Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
...f you want H:M:S format, Option3 if you want H:M:S format and there can be more than 24 hours
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Signed to unsigned conversion in C - is it always safe?
...s unsigned, the value is converted by repeatedly adding or subtracting one more than the maximum value that can be represented in the new type until the value is in the range of the new type.
Otherwise, the new type is signed and the value cannot be represented in it; either the result is implemen...
Java Logging vs Log4J [closed]
...ns, go with Log4j. If you answer a definite no to all of them, JUL will be more than adequate and it's conveniently already included in the SDK.
That said, pretty much every project these days seems to wind up including log4j, if only because some other library uses it.
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Python TypeError: not enough arguments for format string
...fficult to explain to a newcomer. The notation a = a.format(1,2,3) is much more explicit and easier to understand/teach. I don't have a link but this is the main reason why format() was introduced (ease of understanding).
– Simeon Visser
Jun 3 '15 at 19:09
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Pass props to parent component in React.js
...as that prop?
Better implementation
Child: it really does not have to be more complicated than that.
var Child = React.createClass({
render: function () {
return <button onClick={this.props.onClick}>{this.props.text}</button>;
},
});
Parent with single child: using the value...
How to log out user from web site using BASIC authentication?
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