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Which regular expression operator means 'Don't' match this character?
...rators, and always follow a matching operator. Thus, a+ means match one or more of a, [a-c0]+ means match one or more of a, b, c or 0, while [^a-c0]+ would match one or more of anything that wasn't a, b, c or 0.
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Remove non-utf8 characters from string
...nce 11110xxx 10xxxxxx * 3
){1,100} # ...one or more times
)
| . # anything else
/x
END;
preg_replace($regex, '$1', $text);
It searches for UTF-8 sequences, and captures those into group 1. It also matches single bytes that could not be ...
Java HTTPS client certificate authentication
...ging and finding the problem. It's similar to -Djavax.net.debug=ssl but is more structured and (arguably) easier to interpret if you're uncomfortable with the Java SSL debug output.
It's perfectly possible to use the Apache httpclient library. If you want to use httpclient, just replace the destinat...
Making a private method public to unit test it…good idea?
...whether or not you can add something meaningful to the discussion. You're more than likely just repeating what someone else has already said.
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When should I use C++ private inheritance?
...template friends right. But in any case your non-template solution is much more awesome :)
– j_random_hacker
Mar 18 '09 at 8:36
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Why does MYSQL higher LIMIT offset slow the query down?
Scenario in short: A table with more than 16 million records [2GB in size]. The higher LIMIT offset with SELECT, the slower the query becomes, when using ORDER BY *primary_key*
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How to get the parent dir location
...__),"..")) and about as manageable as dirname(dirname(__file__)). Climbing more than two levels starts to get ridiculous.
But, since we know how many levels to climb, we could clean this up with a simple little function:
uppath = lambda _path, n: os.sep.join(_path.split(os.sep)[:-n])
# __file__ =...
How to rotate portrait/landscape Android emulator? [duplicate]
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Replace all non-alphanumeric characters in a string
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If doing more than one replace, this will perform slightly quicker if you pre-compile the regex, e.g., import re; regex = re.compile('[^0-9a-zA-Z]+'); regex.sub('*', 'h^&ell.,|o w]{+orld')
– Chris
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How to add one day to a date? [duplicate]
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