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How to sort with lambda in Python
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Use
a = sorted(a, key=lambda x: x.modified, reverse=True)
# ^^^^
On Python 2.x, the sorted function takes its arguments in this order:
sorted(iterable, cmp=None, key=None, reverse=False)
so without the key=, the function you pass in will be cons...
Is there a portable way to get the current username in Python?
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That does not work if you've done a su. $ echo $USER hithwen $ su julia Password: $ echo $USER julia $ python >>> import getpass >>> getpass.getuser() 'hithwen'
– hithwen
Jan 23 '13 at 9:...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
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This fixed my issue thankyou. I'm just curious if anyone knows if this is the error you would get if the browser your using does not support gzip compression?
– Lightbulb1
Oct 31 '13 at 12:33
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How can I extract a predetermined range of lines from a text file on Unix?
...y only used in conjunction with the -n command-line option.
n -
If auto-print is not disabled, print the pattern space, then, regardless, replace the pattern space with the next line of input. If
there is no more input then sed exits without processing any more
commands.
q -
Ex...
Django Setup Default Logging
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@arindamroychowdhury With the above configuration if you do logger = logging.getLogger('foo'); logger.warn('bar'); then the default handler will catch that logging and something like <time> WARN: foo: bar will end up in logs/mylog.log
– Chris W.
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Fastest way to convert string to integer in PHP
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On average, calling intval() is two and a half times slower, and the difference is the greatest if your input already is an integer.
I'd be interested to know why though.
Update: I've run the tests again, this time with coercion (0 + $var)
| INPUT ($x) | (int) $x |intval($x) | 0 + ...
Pandas every nth row
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For those who might want, for example, every fifth row, but starting at the 2nd row it would be df.iloc[1::5, :].
– Little Bobby Tables
Nov 13 '16 at 17:18
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Is embedding background image data into CSS as Base64 good or bad practice?
... you want your images and style information to be cached separately. Also if you encode a large image or a significant number of images in to your css file it will take the browser longer to download the file leaving your site without any of the style information until the download completes. For ...
How to trim a string to N chars in Javascript?
...script, make a function that will trim string passed as argument, to a specified length, also passed as argument. For example:
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What is an Intent in Android?
... intent like "take picture", you declare an intent filter in your app's manifest file.
If you want to fire off an intent to do something, like pop up the dialer, you fire off an intent saying you will.
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