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What's a quick way to test to see a file exists?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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What is “Orthogonality”?
... programming language is orthogonal when its unknown parts act as expected based on what you've seen.
Or... no surprises.
;)
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Get first n characters of a string
...e beginning of the string
$string = substr($string,0,10).'...';
Update:
Based on suggestion for checking length (and also ensuring similar lengths on trimmed and untrimmed strings):
$string = (strlen($string) > 13) ? substr($string,0,10).'...' : $string;
So you will get a string of max 13 c...
setting multiple column using one update
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XPath: How to check if an attribute exists?
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Convenient C++ struct initialisation
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clang (llvm based c++ compiler) also supports this syntax. Too bad it's not part of the standard.
– nimrodm
Nov 5 '13 at 18:17
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Using CSS :before and :after pseudo-elements with inline CSS?
... showed me another way to achieve the same thing. The content needed to be based on a large number of possible options created dynamically and so it wasn't practical to write heaps of separate CSS selectors for every possible result.
– wunth
Aug 24 '16 at 20:42...
LINQ query to return a Dictionary
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Truncate number to two decimal places without rounding
Suppose I have a value of 15.7784514, I want to display it 15.77 with no rounding.
36 Answers
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End of support for python 2.7?
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@Basic do you have a better suggestion for a security baseline?
– dhj
Jan 20 '16 at 19:56
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