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Parallelize Bash script with maximum number of processes
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Depending on what you want to do xargs also can help (here: converting documents with pdf2ps):
cpus=$( ls -d /sys/devices/system/cpu/cpu[[:digit:]]* | wc -w )
find . -name \*.pdf | xargs --max-args=1 --max-procs=$cpus pdf2ps
From the docs:
--max-procs=max-procs
-P max-procs
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How to rename a table in SQL Server?
...e, referenced_database_name
--,sed.* -- Uncomment for all the columns
FROM
sys.sql_expression_dependencies sed
INNER JOIN
sys.objects o ON sed.referencing_id = o.[object_id]
LEFT OUTER JOIN
sys.objects o1 ON sed.referenced_id = o1.[object_id]
WHERE
referenced_entity_name = 'Customer'
So, all these...
Parsing JSON using Json.net
...
}
Edit:
Json.NET works using the same JSON and classes.
Foo foo = JsonConvert.DeserializeObject<Foo>(json);
Link: Serializing and Deserializing JSON with Json.NET
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UTF-8 byte[] to String
...ext file into a byte array. I know that I can use the following routine to convert the bytes to a string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
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Why is semicolon allowed in this python snippet?
...f you want to use other arguments in your one-liner, you'll have to import sys to get at sys.argv, which requires a separate import statement. e.g.
python -c "import sys; print ' '.join(sorted(sys.argv[1:]))" 5 2 3 1 4
1 2 3 4 5
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What does the brk() system call do?
...; before program start, the kernel would load the "text" and "data" blocks into RAM starting at address zero (actually a little above address zero, so that the NULL pointer genuinely didn't point to anything) and set the break address to the end of the data segment. The first call to malloc would t...
How to convert wstring into string?
The question is how to convert wstring to string?
16 Answers
16
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How to uninstall editable packages with pip (installed with -e)
...t {virtualenv}/lib/python2.7/site-packages/ (if not using virtualenv then {system_dir}/lib/python2.7/dist-packages/)
remove the egg file (e.g. distribute-0.6.34-py2.7.egg) if there is any
from file easy-install.pth, remove the corresponding line (it should be a path to the source directory or of a...
Convert List to List
... is to iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<C>().Cast<A>().ToList();
...
Django: How to manage development and production settings?
...or each stage.
At the top of your settings_dev.py file, add this:
import sys
globals().update(vars(sys.modules['settings']))
To import variables that you need to modify.
This wiki entry has more ideas on how to split your settings.
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