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Best way to check for “empty or null value”
What is best way to check if value is null or empty string in Postgres sql statements?
10 Answers
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Disable assertions in Python
...allowed.
– Matthijs
Sep 4 '19 at 19:32
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Replace a newline in TSQL
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NateJNateJ
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`staticmethod` and `abc.abstractmethod`: Will it blend?
...ennart RegebroLennart Regebro
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How to delete items from a dictionary while iterating over it?
...over mydict as usual, saving the keys to delete in a seperate collection to_delete. When you're done iterating mydict, delete all items in to_delete from mydict. Saves some (depending on how many keys are deleted and how many stay) space over the first approach, but also requires a few more lines.
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List all the modules that are part of a python package?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
scp or sftp copy multiple files with single command
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edited Nov 2 '16 at 13:32
answered Jun 2 '13 at 19:38
Ji...
std::vector performance regression when enabling C++11
... # 0.07% of all branches ( +- 3.91% ) [83.64%]
0.035943226 seconds time elapsed ( +- 1.79% )
$ g++ -std=c++98 -O3 -flto regr.cpp && perf stat -r 10 ./a.out
Performance counter stats for './a.out' (10 runs):
35.510...
How do I get logs/details of ansible-playbook module executions?
...d, 0 to remove and 24 not upgraded.
stderr:
start:
2015-03-27 17:12:22.132237
end:
2015-03-27 17:12:22.136859
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What are differences between AssemblyVersion, AssemblyFileVersion and AssemblyInformationalVersion?
...ny records of released versions).
This version number is stored in the Win32 version resource and can be seen when viewing the Windows Explorer property pages for the assembly.
The CLR does not care about nor examine the AssemblyFileVersion.
The AssemblyInformationalVersion is intended to represe...