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How to remove files from git staging area?
...git clean -df will delete files permanently. On UNIX-like systems, it will call unlink() and your deleted files will not be recoverable.
– Hanxue
May 31 '16 at 7:55
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Java String split removed empty values
...lit "" farther we will get as result [""] array.
It happens because split didn't happen here, so "" despite being empty and trailing represents original string, not empty string which was created by splitting process.
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How to remove all characters after a specific character in python?
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Yep, but then you need to recompile the RE on each call, so performance suffers for the RE solution (no real difference for the non-RE solution). Some generality is free, some isn't...;-)
– Alex Martelli
May 24 '09 at 22:56
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How to convert a char array to a string?
...o(arr);). The conversion is done by the constructor of std::string that is called implicitly.
– Christopher K.
Sep 11 '14 at 8:48
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How to get all registered routes in Express?
... }
}
console.log(table.toString());
return table;
};
then i call it in my server.js like this:
var server = app.listen(process.env.PORT || 5000, function () {
require('./BE/utils/apiTable')('/api/questions', questionsRoute.stack);
});
The result looks like this:
It's just an...
Intercept page exit event
When editing a page within my system, a user might decide to navigate to another website and in doing so could lose all the edits they have not saved.
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What's the difference between findAndModify and update in MongoDB?
... do I need to return the item first? I read the MongoDB: the definitive guide and it says that it is handy for manipulating queues and performing other operations that need get-and-set style atomicity. But I didn't understand how it achieves this. Can somebody explain this to me?
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Argparse: Way to include default values in '--help'?
...uding a minimal reproducible example that demonstrates the problem. As I said, it works for me with Python 2.7.
– Martijn Pieters♦
Apr 7 '16 at 20:00
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How do I replace all line breaks in a string with elements?
...(?:\r\n|\r|\n)/g, '<br>');
In case you wonder what ?: means.
It is called a non-capturing group. It means that group of regex within the parentheses won't be saved in memory to be referenced later.
You can check out these threads for more information:
https://stackoverflow.com/a/11530881/504...
Access POST values in Symfony2 request object
...get() method), it can avoid redundant isset($form['some']['deep']['data']) call.
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