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How exactly does the python any() function work?
...st of some items. If it contained [0, False, '', 0.0, [], {}, None] (which all have boolean values of False) then any(lst) would be False. If lst also contained any of the following [-1, True, "X", 0.00001] (all of which evaluate to True) then any(lst) would be True.
In the code you posted, x > ...
ImportError: No module named Crypto.Cipher
...
Vishrant
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answered Nov 16 '13 at 3:28
Patrick JordanPatri...
Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
...son for this maybe because you try to set a column to NOT NULL when it actually already has NULL values.
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Visual Studio (2008) 'Clean Solution' Option
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It deletes all the compiled and temporary files associated with a solution. It ensures that the next build is a full one, rather than only changed files being recompiled.
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Hover and Active only when not disabled
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I <3 this solution. allows me to have the following: <button class="button">hovers</button> and <button class="button no-hover>doesn't hover</button> by just using :not(.no-hover)
– Ben
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Why cast an unused function parameter value to void?
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@Benoit what does casting to void actually do? Is its only function to show the compiler that you're intentionally ignoring something or does (void) actually do something and when the compiler sees it, it'll just count it as having done something with the variabl...
How to get a list of current open windows/process with Java?
...start time and end time
– Bucks
Sep 11 '12 at 9:27
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On Windows, run tasklist.exe /fo csv /nh to...
Why is git push gerrit HEAD:refs/for/master used instead of git push origin master
...o the staging area (in the diagram, "Pending Changes"). Gerrit doesn't actually have a branch called <BRANCH>; it lies to the git client.
Internally, Gerrit has its own implementation for the Git and SSH stacks. This allows it to provide the "magical" refs/for/<BRANCH> refs.
When ...
setuptools vs. distutils: why is distutils still a thing?
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Have a look at this SO question. It explains all the packaging methods very well, and might help answer your question to some extent: Differences between distribute, distutils, setuptools and distutils2?
Distutils is still the standard tool for packaging in Python. ...
MongoDB: How to query for records where field is null or not set?
...ount({sent_at: {$exists: false}})
If its there and null, or not there at all:
db.emails.count({sent_at: null})
Refer here for querying and null
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