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Where does the .gitignore file belong?
...'s commonly used as a placeholder file in folders, since folders aren't usually tracked by git.
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Null coalescing in powershell
...t the Powershell versions involving functions/aliases will always evaluate all arguments. If this is a problem, use the if expression form.
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Is there a WebSocket client implemented for Python? [closed]
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ChrisCantrell
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answered Jun 19 '12 at 16:45
Bryan HuntBryan Hunt
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How to remove part of a string? [closed]
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If you're specifically targetting "11223344", then use str_replace:
// str_replace($search, $replace, $subject)
echo str_replace("11223344", "","REGISTER 11223344 here");
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How do I store an array in localStorage? [duplicate]
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if you needed all of them how would you retrieve them?
– Dvid Silva
Nov 16 '13 at 23:29
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Count how many records are in a CSV Python?
...aranteed to be a fixed size, so the only way to count them is to read them all.
– Martijn Pieters♦
Apr 19 '13 at 15:55
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SVN- How to commit multiple files in a single shot
...yfile1.h
$ svn changelist my-changelist mydir/dir3/myfile3.c etc.
... (add all the files you want to commit together at your own rate)
$ svn commit -m"log msg" --changelist my-changelist
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How to pretty print XML from Java?
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Back in 2008 this was a good answer, but now this can all be done with standard JDK classes rather than Apache classes. See xerces.apache.org/xerces2-j/faq-general.html#faq-6. Yes this is a Xerces FAQ but the answer covers standard JDK classes. The initial 1.5 implementation of ...
How to throw std::exceptions with variable messages?
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Crouching Kitten
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answered Sep 4 '12 at 11:32
TorstenTorsten
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Find column whose name contains a specific string
... {'spike-2': [1,2,3], 'hey spke': [4,5,6], 'spiked-in': [7,8,9], 'no': [10,11,12]}
df = pd.DataFrame(data)
spike_cols = [col for col in df.columns if 'spike' in col]
print(list(df.columns))
print(spike_cols)
Output:
['hey spke', 'no', 'spike-2', 'spiked-in']
['spike-2', 'spiked-in']
Explanatio...