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Rails raw SQL example
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answered Feb 12 '13 at 19:48
HuyHuy
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Boolean literals in PowerShell
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174
$true and $false.
Those are constants, though. There are no language-level literals for boole...
Using custom std::set comparator
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162
You are using a function where as you should use a functor (a class that overloads the () oper...
psycopg2: insert multiple rows with one query
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15 Answers
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How to copy commits from one branch to another?
...ow that lets you do this all by merging:
- x - x - x (v2) - x - x - x (v2.1)
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x - x - x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase to move your wss branch to the right place,...
Convert unix time to readable date in pandas dataframe
... to be seconds since epoch.
In [20]: df = DataFrame(data['values'])
In [21]: df.columns = ["date","price"]
In [22]: df
Out[22]:
<class 'pandas.core.frame.DataFrame'>
Int64Index: 358 entries, 0 to 357
Data columns (total 2 columns):
date 358 non-null values
price 358 non-null value...
How can I check if a Perl array contains a particular value?
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12 Answers
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Transpose a data frame
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109
You'd better not transpose the data.frame while the name column is in it - all numeric values ...
Return first N key:value pairs from dict
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18 Answers
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