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ImportError: No module named MySQLdb
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If you're having issues compiling the binary extension, or on a platform where you cant, you can try using the pure python PyMySQL bindings.
Simply pip install pymysql and switch your SQLAlchemy URI to start like this:
SQLA...
How to repair a serialized string which has been corrupted by an incorrect byte count length?
...ce) it's deprecated - better use preg_replace_callback:
Edit: New Version now not just wrong length but it also fix line-breaks and count correct characters with aczent (thanks to mickmackusa)
// New Version
$data = preg_replace_callback('!s:\d+:"(.*?)";!s', function($m) { return "s:" . strlen($m[...
Better way to check variable for null or empty string?
Since PHP is a dynamic language what's the best way of checking to see if a provided field is empty?
10 Answers
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How to search for a part of a word with ElasticSearch
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n-grams can waste memory if you're not careful; the min_gram and max_gram analyzer settings should be enough to narrow searches down to one record, and no more (a max_gram of 15 over a name is probably wasteful, since very few names share a substring...
How to extract img src, title and alt from html using php? [duplicate]
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EDIT : now that I know better
Using regexp to solve this kind of problem is a bad idea and will likely lead in unmaintainable and unreliable code. Better use an HTML parser.
Solution With regexp
In that case it's better to split...
Xcode 'Build and Archive' menu item disabled
...cause for some reason the build configuration was set to MAC 64 bit (dont know how it got there...) , returned it to IOS and it got enabled again.
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Get selected subcommand with argparse
...k a', alpha)
def task_b(beta, gamma):
print('task b', beta, gamma)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
subparsers = parser.add_subparsers(dest='subparser')
parser_a = subparsers.add_parser('task_a')
parser_a.add_argument(
'-a', '--alpha', de...
How to deal with floating point number precision in JavaScript?
...?
That depends on what kind of
calculations you’re doing.
If you really need your results to add up exactly, especially when you
work with money: use a special decimal
datatype.
If you just don’t want to see all those extra decimal places: simply
format your result rounded...
Get names of all keys in the collection
...ooks related to the history mechanism because I get things which I have modified in the past..
– Shawn
Sep 26 '11 at 2:54
3
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Volley Android Networking Library
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The Volley library is now published by the Android Open Source Project:
dependencies {
implementation 'com.android.volley:volley:1.1.0'
}
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