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shell init issue when click tab, what's wrong with getcwd?
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answered Sep 9 '12 at 10:28
Costi CiudatuCosti Ciudatu
31.8k55 gold badges4949 silver badges8888 bronze badges
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check if variable is dataframe
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195
Use isinstance, nothing else:
if isinstance(x, pd.DataFrame):
... # do something
PEP8 ...
Detect the Internet connection is offline?
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139
You can determine that the connection is lost by making failed XHR requests.
The standard appro...
Are PostgreSQL column names case-sensitive?
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296
All identifiers (including column names) that are not double-quoted are folded to lower case in...
Multiline bash commands in makefile
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edited Apr 15 '19 at 11:50
answered Apr 12 '12 at 10:13
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Is there a difference between foo(void) and foo() in C++ or C?
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answered Sep 9 '08 at 1:34
DrPizzaDrPizza
16.3k77 gold badges3838 silver badges5353 bronze badges
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apc vs eaccelerator vs xcache
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answered May 31 '09 at 0:28
David Snabel-CauntDavid Snabel-Caunt
55.4k1212 gold badges107107 silver badges132132 bronze badges
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How can i get the session object if i have the entity-manager
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JSON: why are forward slashes escaped?
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293
JSON doesn't require you to do that, it allows you to do that. It also allows you to use "\u006...