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How To Create a Flexible Plug-In Architecture?
...asy and not just possible to extend. This will let your plugin API be used more and will encourage end users to write plugins. Not just plugin developers. py.test does this well. Eclipse as far as I know, does not.
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Running V8 Javascript Engine Standalone
...line:
$> ./v8-shell -e 'print("10*10 = " + 10*10)'
10*10 = 100
Many more features are documented in the help:
$> ./v8-shell --help
Usage:
...
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Split output of command by columns using Bash?
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I like this one, looks like tr is more lightweight than awk
– flybywire
Oct 27 '09 at 10:50
3
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Fastest way to count exact number of rows in a very large table?
... (NOLOCK)
-- NOLOCK here is for me only to let me test for this answer: no more, no less
1 runs, 5:46 minutes, count = 1,401,659,700
--Note, sp_spaceused uses this DMV
SELECT
Total_Rows= SUM(st.row_count)
FROM
sys.dm_db_partition_stats st
WHERE
object_name(object_id) = 'MyBigtable' AND ...
Convert pandas dataframe to NumPy array
...stead.
See this section of the v0.24.0 release notes, and this answer for more information.
Towards Better Consistency: to_numpy()
In the spirit of better consistency throughout the API, a new method to_numpy has been introduced to extract the underlying NumPy array from DataFrames.
# Setup.
df =...
How to copy a file to multiple directories using the gnu cp command
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Thanks for the answer! Now that I think about it a bit more, without extra flags (which do not exist) cp will not know what is the source and what is the DEST dir.
– Tom Feiner
Oct 12 '08 at 16:39
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How to extract numbers from a string and get an array of ints?
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Pattern p = Pattern.compile("-?\\d+");
Matcher m = p.matcher("There are more than -2 and less than 12 numbers here");
while (m.find()) {
System.out.println(m.group());
}
... prints -2 and 12.
-? matches a leading negative sign -- optionally. \d matches a digit, and we need to write \ as \\...
Python integer incrementing with ++ [duplicate]
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I think that @Thomas's explanation is more useful here; I think the question is more of why and not what.
– rickcnagy
Apr 7 '14 at 21:43
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git:// protocol blocked by company, how can I get around that?
...ur firewall blocking the git: protocol port (9418), then you should make a more persistent change so you don't have to remember to issue commands suggested by other posts for every git repo.
The below solution also just works for submodules which might also be using the git: protocol.
Since the gi...
How to wrap text in LaTeX tables?
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\begin{tabular}{|p{1cm}|p{3cm}|}
This text will be wrapped & Some more text \\
\end{tabular}
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