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Why isn't String.Empty a constant?
In .Net why is String.Empty read only instead of a constant? I'm just wondering if anyone knows what the reasoning was behind that decision.
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Extract subset of key-value pairs from Python dictionary object?
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If you're using Python 3, and you only want keys in the new dict that actually exist in the original one, you can use the fact to view objects implement some set operations:
{k: bigdict[k] for k in bigdict.keys() & {'l', 'm', 'n'}}
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How can I strip HTML tags from a string in ASP.NET?
Using ASP.NET, how can I strip the HTML tags from a given string reliably (i.e. not using regex)? I am looking for something like PHP's strip_tags .
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How to find keys of a hash?
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There is function in modern JavaScript (ECMAScript 5) called Object.keys performing this operation:
var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); // will output ["a", "b", "c"]
Compatibility details can be found here.
On the Mozilla site there is also a sn...
Ruby function to remove all white spaces?
...ex removing all characters which would constitute whitespace rather than a string of delete() calls.)
– Ed S.
Oct 4 '12 at 21:49
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Remove ALL white spaces from text
...e(/ /g,'')
The g character means to repeat the search through the entire string. Read about this, and other RegEx modifiers available in JavaScript here.
If you want to match all whitespace, and not just the literal space character, use \s instead:
.replace(/\s/g,'')
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Liquibase lock - reasons?
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There is a built-in command in Liquibase called releaseLocks that would execute what @Adrian Ber answered but I think it is database agnostic.
– user1434769
Oct 26 '15 at 11:17
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How to remove duplicate white spaces in string using Java?
...ove duplicate white spaces (including tabs, newlines, spaces, etc...) in a string using Java?
9 Answers
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YouTube API to fetch all videos on a channel
...rly because it only spends 2 quota points instead of 100 (that the search call would spend).
– JP de la Torre
Nov 12 '16 at 10:28
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Undoing a 'git push'
... highly dangerous if you are working in a shared repo. As a best practice, all commits pushed to a remote repo that is shared should be considered 'immutable'. Use 'git revert' instead: kernel.org/pub/software/scm/git/docs/…
– Saboosh
Jan 13 '12 at 20:47
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