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React.js: onChange event for contentEditable
...hich fixes a bug in my implementation.
Use the onInput event, and optionally onBlur as a fallback. You might want to save the previous contents to prevent sending extra events.
I'd personally have this as my render function.
var handleChange = function(event){
this.setState({html: event.ta...
“git rm --cached x” vs “git reset head -- x”?
...wing:
--soft
Does not touch the index file nor the working tree at all (but resets
the head to <commit>, just like all modes do). This leaves all your
changed files "Changes to be committed", as git status would put it.
--mixed
Resets the index but not the working tree...
How to Concatenate Numbers and Strings to Format Numbers in T-SQL?
...tDIMS = CAST(@ActualWeight as varchar(50));
You need to use CAST. Learn all about CAST and CONVERT here, because data types are important!
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Linux equivalent of the Mac OS X “open” command [closed]
...f diagnostics and warnings right into your terminal (even though nothing really went wrong). I usually have to do something like xdg-open <file> &> /dev/null & instead. Is there anything better than xdg-open in this regard?
– Suan
Nov 30 '11 at...
How do I get a substring of a string in Python?
...o Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'
Python calls this concept "slicing" and it works on more than just strings. Take a look here for a comprehensive introduction.
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How to kill all processes matching a name?
...d amarok. I can print out the commands I want to execute. But how do I actually make the shell execute them. ie.
11 Answers...
Find first element in a sequence that matches a predicate
...yntax with () creates a generator, which is more efficient than generating all the list at once with [].
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How to get a group of toggle buttons to act like radio buttons in WPF?
...'11 at 3:44
Uday Kiran ThummalapalliUday Kiran Thummalapalli
3,11922 gold badges1111 silver badges33 bronze badges
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...1.4, not in 1.5, and not in 1.7. If you had it in there, it was added manually by someone - it is not added by django-admin startproject.
– wim
Oct 11 '16 at 16:54
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Is there an R function for finding the index of an element in a vector?
...
@John : that's all true, but that is not what the OP asked. The OP asked, starting from a long vector, to find the first match of elements given in another one. And for completeness, I added that if you are interested in all indices, you'll...