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What is the difference between save and export in Docker?
...ourse of action?
– Dmitry z
Apr 21 '16 at 20:54
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show 1 more comment
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MySQL Select Query - Get only first 10 characters of a value
...n my opinion.
– Steve
Mar 11 '14 at 16:42
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I understand what @Steve is saying (makes sense) but...
Responding with a JSON object in Node.js (converting object/array to JSON string)
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163
Using res.json with Express:
function random(response) {
console.log("response.json sets th...
How to fix the aspect ratio in ggplot?
... limits on both axis?
– htorque
Aug 16 '11 at 9:38
1
Further to @htorque's comment; if y is inste...
Wget output document and headers to STDOUT
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169
Try the following, no extra headers
wget -qO- www.google.com
Note the trailing -. This is p...
T-SQL stored procedure that accepts multiple Id values
...skog has maintained the authoritative answer to this question for the last 16 years: Arrays and Lists in SQL Server.
There are at least a dozen ways to pass an array or list to a query; each has their own unique pros and cons.
Table-Valued Parameters. SQL Server 2008 and higher only, and probabl...
How often does python flush to a file?
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Bill the Lizard
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answered Jul 2 '10 at 16:37
KLee1KLee1
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
... return A1, A2
%timeit df['A1'], df['A2'] = power(df['a'])
72.7 ms ± 2.16 ms per loop (mean ± std. dev. of 7 runs, 10 loops each)
Directly assigning without apply
You can get even greater speed improvements if you use the direct vectorized operations.
%timeit df['A1'], df['A2'] = df['a'] ...
Write string to text file and ensure it always overwrites the existing content.
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GuffaGuffa
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How to tell which colorscheme a Vim session currently uses
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There's no guaranteed way (as a colour scheme is essentially a load of vim commands that are s...