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How to find all occurrences of a substring?
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There is no simple built-in string function that does what you're looking for, but you could use the more powerful regular expressions:
import re
[m.start() for m in re.finditer('test', 'test test test test')]
#[0, 5, 10, 15]
If you want to find overlapping matches, look...
How do I convert seconds to hours, minutes and seconds?
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By using the divmod() function, which does only a single division to produce both the quotient and the remainder, you can have the result very quickly with only two mathematical operations:
m, s = divmod(seconds, 60)
h, m = divmod(m, 60)
And then use string fo...
set gvim font in .vimrc file
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I'm sure that the menu does run a command, but that's irrelevant here; the only effect of the graphical interface being used here is that it sets the guifont option, not that it runs any particular command.
– qqx
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Is it possible to use Visual Studio on macOS?
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@JoshVarty Does Visual Studio for Mac include the IDE only, or also the MSVC compiler?
– Patrick
Sep 15 at 14:43
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jQuery: Select data attributes that aren't empty?
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Does this not select all elements that don't have a blank 'data-to-go' attribute? When the asker wants all elements with that attribute that are not blank? (as Siva Charan's answer resolves)
– rodnaph
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Use numpy array in shared memory for multiprocessing
...rocessing, this means it shares all module-level variables; note that this does not hold for arguments that you explicitly pass to your child processes or to the functions you call on a multiprocessing.Pool or so.
A simple example:
import multiprocessing
import numpy as np
# will hold the (implic...
How to get the last N records in mongodb?
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and yet the order DOES NOT matter. All you have to do is try it to see that it does not. all of these are called on the cursor and passed to the server so the server limits the results of the sort (top N) as anything else wouldn't make sense...
What is the explicit promise construction antipattern and how do I avoid it?
I was writing code that does something that looks like:
2 Answers
2
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Format numbers in django templates
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Django's contributed humanize application does this:
{% load humanize %}
{{ my_num|intcomma }}
Be sure to add 'django.contrib.humanize' to your INSTALLED_APPS list in the settings.py file.
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How do I create a PDO parameterized query with a LIKE statement?
... Is there any advantage of using this over the accepted answer? Does using bindValue protect against injection attacks? The accepted answer basically negates the value of using ? placeholders by concatenating the search string to % like in ye days of olde.
– felwithe...