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Using module 'subprocess' with timeout
...ls; but, given that in
python 2.6 the API offers the ability to wait for threads and
terminate processes, what about running the process in a separate
thread?
import subprocess, threading
class Command(object):
def __init__(self, cmd):
self.cmd = cmd
self.process = None
de...
Select values from XML field in SQL Server 2008
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Blimey. This was a really useful thread to discover.
I still found some of these suggestions confusing. Whenever I used value with [1] in the string, it would only retrieved the first value. And some suggestions recommended using cross apply which (in my te...
PHP - how to best determine if the current invocation is from CLI or web server?
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This question was already old when I answered it. Up-voting this answer would've probably been more useful than posting another answer that is a duplicate except without the explanation.
– krowe2
Feb 15 '17...
In MySQL, can I copy one row to insert into the same table?
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This is basically the same solution as the OP had already provided for their own problem, albeit with actual temp tables, and slightly cleaner create pattern. I think the OP asked for a better approach to what they were already using, not a clean up of their existing syntax. ...
get dictionary key by value
...= "one").Key;
If values are unique and are inserted less frequently than read, then create an inverse dictionary where values are keys and keys are values.
share
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How do I parallelize a simple Python loop?
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Using multiple threads on CPython won't give you better performance for pure-Python code due to the global interpreter lock (GIL). I suggest using the multiprocessing module instead:
pool = multiprocessing.Pool(4)
out1, out2, out3 = zip(*po...
What's the state of the art in email validation for Rails?
...ed from http://www.regular-expressions.info/email.html -- which you should read if you really want to know all the tradeoffs. If you want a more correct and much more complicated fully RFC822-compliant regex, that's on that page too. But the thing is this: you don't have to get it totally right. ...
Strip Leading and Trailing Spaces From Java String
...with all leading and trailing whitespace removed. The javadoc for the same reads :
/**
* Returns a string whose value is this string, with all leading
* and trailing {@link Character#isWhitespace(int) white space}
* removed.
* <p>
* If this {@code String} object represents an empty strin...
How do I return rows with a specific value first?
... stupid to process equivalency tests" is simply wrong. If at all it should read: "does not support MySQL's implicit casting of boolean true to the value 1 (one)."
– a_horse_with_no_name
Sep 25 '13 at 15:02
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How can I have linked dependencies in a git repo?
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read this to know what a submodule is good for and the ways to workaround potential issues. and a discussion about it.
– minghua
Jun 11 '16 at 18:15
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