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Most efficient way to check for DBNull and then assign to a variable?
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edited Jan 24 '18 at 10:50
community wiki
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Scala: List[Future] to Future[List] disregarding failed futures
...ence(...) but there's a twist... The list I'm given usually has around 10-20 futures in it, and it's not uncommon for one of those futures to fail (they are making external web service requests). Instead of having to retry all of them in the event that one of them fails, I'd like to be able to get ...
How to prevent form from being submitted?
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Unlike the other answers, return false is only part of the answer. Consider the scenario in wh...
Best way to clear a PHP array's values
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Like Zack said in the comments below you are able to simply re-instantiate it using
$foo = a...
Django - “no module named django.core.management”
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21 Answers
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Resetting remote to a certain commit
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answered Apr 28 '11 at 9:54
Mark LongairMark Longair
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How to display full (non-truncated) dataframe information in html when converting from pandas datafr
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edited Sep 23 at 10:41
jahmia
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answered Aug 17 '14 at 18...
Easiest way to rename a model using Django/South?
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./manage.py schemamigration yourapp rename_foo_to_bar --empty
(Update 2: try --auto instead of --empty to avoid the warning below. Thanks to @KFB for the tip.)
If you're using an older version of south, you'll need startmigration instead of schemamigration.
Then manually edit the migration f...
svn cleanup: sqlite: database disk image is malformed
...em. The following blog post helped me resolve it:
http://www.polak.ro/svn-e200030-sqlite-database-disk-image-is-malformed.html
You do an integrity check on the sqlite database that keeps track of the repository (/.svn/wc.db):
sqlite3 .svn/wc.db "pragma integrity_check"
That should report some er...