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How do I check how many options there are in a dropdown menu?
How do I check, using jQuery, how many options are there in a drop down menu?
10 Answers
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How to clear jQuery validation error messages?
... plugin for client side validation.
Function editUser() is called on click of 'Edit User' button, which displays error messages.
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Random row selection in Pandas dataframe
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Something like this?
import random
def some(x, n):
return x.ix[random.sample(x.index, n)]
Note: As of Pandas v0.20.0, ix has been deprecated in favour of loc for label based indexing.
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How do you delete all text above a certain line
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Rich
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answered Nov 12 '10 at 5:38
Andy WhiteAndy Wh...
VIM Ctrl-V Conflict with Windows Paste
...The problem is that I want to use Ctrl V as a visual mode. However, this key has conflict with Windows paste. How can I reset this key back to VIM visual mode instead of pasting. I prefer to set this in my _vimrc configuration file.
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How to run multiple shells on Emacs
I am using Emacs 23.3.1 on windows 7. I know that I can run shell from emacs using M-x shell. I would like to have multiple shell windows in the same time, but typing M-x shell a second time just opens me the same shell window.
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How to check if element in groovy array/hash/collection/list?
...out if an array contains an element?
I thought there might be something like [1, 2, 3].includes(1) which would evaluate as true .
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How do I print out the contents of an object in Rails for easy debugging?
I think I'm trying to get the PHP equivalent of print_r() (print human-readable); at present the raw output is:
8 Answers...
How to determine if a list of polygon points are in clockwise order?
Having a list of points, how do I find if they are in clockwise order?
23 Answers
23
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Filename too long in Git for Windows
I'm using Git-1.9.0-preview20140217 for Windows. As I know, this release should fix the issue with too long filenames. But not for me.
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