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Fastest way to iterate over all the chars in a String
... now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference between using 'charAt' and field access. It appears that the jvm is sufficiently optimized to inline and streamline any 'string.charAt(n)' calls.
THIRD UPDATE...
How to fight tons of unresolved variables warning in Webstorm?
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6 Answers
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Active
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What is the purpose of “!” and “?” at the end of method names?
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161
It's "just sugarcoating" for readability, but they do have common meanings:
Methods ending in...
OSError: [Errno 2] No such file or directory while using python subprocess in Django
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edited Sep 23 '13 at 15:16
answered Sep 23 '13 at 15:11
As...
Java “params” in method signature?
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edited Feb 6 '09 at 10:21
community wiki
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PHP foreach loop key value
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George-Paul B.
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answered Mar 7 '14 at 3:30
Melih Yıldız'Melih Yıldız'
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Creating a new directory in C
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146
Look at stat for checking if the directory exists,
And mkdir, to create a directory.
#include ...
What does the double colon (::) mean in CSS?
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Salman A
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answered May 23 '13 at 1:05
alexalex
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Why does the JavaScript need to start with “;”?
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SQLMason
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answered Mar 20 '10 at 1:39
Nick Craver♦Nick Craver
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MySQL: Order by field size/length
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163
SELECT * FROM TEST ORDER BY LENGTH(description) DESC;
The LENGTH function gives the length of...