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How can I count the occurrences of a list item?
...at Counter is faster by a constant factor of approximately 2.
Here is the script I used:
from __future__ import print_function
import timeit
t1=timeit.Timer('Counter(l)', \
'import random;import string;from collections import Counter;n=1000;l=[random.choice(string.ascii_letters) f...
Can I record/play macros in Visual Studio 2012/2013/2015/2017/2019?
... Keep pushing!
We are currently reviewing the feasibility of delivering a scripting capability in a future version of Visual Studio. Please continue to offer your comments on what scripting capability we should offer while we research this suggestion.
Tony Goodhew, Program Manager, VS Pro.
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What does .SD stand for in data.table in R
... which other covariates are included in the specification?
Here's a short script leveraging the power of .SD which explores this question:
# this generates a list of the 2^k possible extra variables
# for models of the form ERA ~ G + (...)
extra_var = c('yearID', 'teamID', 'G', 'L')
models =
l...
Should I use 'has_key()' or 'in' on Python dicts?
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The WebSphere update in 2013 uses Jython 2.1 as its main scripting language. So this is unfortunately still a useful thing to note, five years after you noted it.
– ArtOfWarfare
Sep 24 '14 at 11:49
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Get last result in interactive Python shell
... It only works in the interactive shell, though. Don't rely on it for scripts.
– John Fouhy
Oct 14 '08 at 4:54
7
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Delete files or folder recursively on Windows CMD
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You can use this in the bat script:
rd /s /q "c:\folder a"
Now, just change c:\folder a to your folder's location. Quotation is only needed when your folder name contains spaces.
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node.js global variables?
...ould you provide a little bit more information please? Is this part of javascript or part of node? Is it a good pattern to follow? As in should I do this or should I use express set? Thanks
– Harry
Mar 28 '11 at 3:34
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How to do joins in LINQ on multiple fields in single join
...} syntax. LinqPad is a great tool to see how expressions are behaving (SQL script if LINQ2SQL is used, expression trees etc.)
– Alexei
Sep 8 '16 at 14:57
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How can I match a string with a regex in Bash?
I am trying to write a bash script that contains a function so when given a .tar , .tar.bz2 , .tar.gz etc. file it uses tar with the relevant switches to decompress the file.
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How to export query result to csv in Oracle SQL Developer?
...Method 1
Add the comment /*csv*/ to your SQL query and run the query as a script (using F5 or the 2nd execution button on the worksheet toolbar)
That's it.
Method 2
Run a query
Right click and select unload.
Update. In Sql Developer Version 3.0.04 unload has been changed to export
Thanks ...