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How can you automatically remove trailing whitespace in vim
...s\+$//e
call cursor(l, c)
endfun
autocmd FileType c,cpp,java,php,ruby,python autocmd BufWritePre <buffer> :call <SID>StripTrailingWhitespaces()
If you want to apply this on save to any file, leave out the second autocmd and use a wildcard *:
autocmd BufWritePre * :call <SID>...
JavaScript listener, “keypress” doesn't detect backspace?
... Learn the ASCII codes, they're not arbitrary.
– André Werlang
Jul 27 '18 at 22:37
3
Just becaus...
How to change color in circular progress bar?
... change the progressBar ring color :)
– Gastón Saillén
Jan 10 '19 at 13:46
Thank you for emphasizing the aspect of A...
AngularJS-Twig conflict with double curly braces
...ld create compatibility issue or bad portability.
– Léo Benoist
Jan 27 '14 at 4:04
1
The solutio...
How to find all occurrences of a substring?
Python has string.find() and string.rfind() to get the index of a substring in a string.
20 Answers
...
Convert tuple to list and back
... NumPy is the fundamental package for scientific computing with Python. NumPy's main object is the homogeneous multidimensional array. It is a table of elements (usually numbers), all of the same type, indexed by a tuple of positive integers.
– pradyunsg
...
Format numbers in django templates
...d work.
Refer to documentation.
update at 2018-04-16:
There is also a python way to do this thing:
>>> '{:,}'.format(1000000)
'1,000,000'
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How to convert a Django QuerySet to a list
...
def querySet_to_list(qs):
"""
this will return python list<dict>
"""
return [dict(q) for q in qs]
def get_answer_by_something(request):
ss = Answer.objects.filter(something).values()
querySet_to_list(ss) # python list return.(json-able)
this code ...
Is there a way for multiple processes to share a listening socket?
...ost others have provided the technical reasons why this works. Here's some python code you can run to demonstrate this for yourself:
import socket
import os
def main():
serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
serversocket.bind(("127.0.0.1", 8888))
serversocket....
Git keeps asking me for my ssh key passphrase
I created keys as instructed in the github tutorial, registered them with github, and tried using ssh-agent explicitly — yet git continues to ask me for my passphrase every time I try to do a pull or a push.
...