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Deleting all pending tasks in celery / rabbitmq
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303
From the docs:
$ celery -A proj purge
or
from proj.celery import app
app.control.purge()
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How to write asynchronous functions for Node.js
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edited Aug 1 '11 at 14:30
answered Aug 1 '11 at 13:20
Ray...
Regular expression to match non-ASCII characters?
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This should do it:
[^\x00-\x7F]+
It matches any character which is not contained in the ASCII character set (0-127, i.e. 0x0 to 0x7F).
You can do the same thing with Unicode:
[^\u0000-\u007F]+
For unicode you can look at this 2 resources:
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sbt-assembly: deduplication found error
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answered Aug 20 '16 at 20:38
Elesin Olalekan FuadElesin Olalekan Fuad
2,61711 gold badge1111 silver badges88 bronze badges
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How to redirect stderr and stdout to different files in the same line in script?
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edited Oct 26 '11 at 10:45
answered Oct 26 '11 at 10:38
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Rails mapping array of hashes onto single hash
...g a method call between each element of it.
For example [1, 2, 3].reduce(0, :+) is like saying 0 + 1 + 2 + 3 and gives 6.
In our case we do something similar, but with the merge function, which merges two hashes.
[{:a => 1}, {:b => 2}, {:c => 3}].reduce({}, :merge)
is {}.merge({:a =&g...
How do I kill background processes / jobs when my shell script exits?
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edited Dec 12 '08 at 16:33
answered Dec 11 '08 at 17:57
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delete map[key] in go?
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coolaj86
60.2k1414 gold badges8383 silver badges101101 bronze badges
answered Nov 15 '09 at 1:22
user181548user...
python re.sub group: number after \number
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330
The answer is:
re.sub(r'(foo)', r'\g<1>123', 'foobar')
Relevant excerpt from the docs:
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Why does substring slicing with index out of range work?
...s. Look what happens when you do the same thing to a list:
>>> [0, 1, 2, 3, 4, 5][3]
3
>>> [0, 1, 2, 3, 4, 5][3:4]
[3]
Here the difference is obvious. In the case of strings, the results appear to be identical because in Python, there's no such thing as an individual character ...