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How do I check if an object has a key in JavaScript? [duplicate]
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Try the JavaScript in operator.
if ('key' in myObj)
And the inverse.
if (!('key' in myObj))
Be careful! The in operator matches all object keys, including those in the object's prototype chain.
Use myObj.hasOwnProperty('key') to check an object's own keys and will only ret...
Sorting dictionary keys in python [duplicate]
... have an elegant solution which gives (key,value) pairs sorted by key. ...and doesn't require providing the dict variable name more than once (I tend to have very long descriptive variable names). d.iteritems() still seems the most useful.
– travc
Jan 30 '13 ...
Make code in LaTeX look *nice* [closed]
I'm currently writing a project report, and to explain the slightly crazy un-intuitive code that I've used I need to put lots and lots of short excerpts of example code in.
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Who wrote this programing saying? “Always code as if the guy who ends up maintaining your code will
I found this at somebody's blog, and it introduces as Rick Osborne's. But I google this, and other people says: Martin Golding's, John Woods' and Damian Conway's... Yes, Damian Conway used this quote in " Perl Best Practices " (2005) but Damian doesn't mention who wrote it.
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Hello World in Python [duplicate]
...of Python programmers are still using 2.x because of its extensive library and framework support, so 3.0 isn't nearly as adopted as you'd expect for now.
– Paolo Bergantino
Jul 3 '09 at 0:31
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good example of Javadoc [closed]
... Thats a good answer since collections where written by Josh and Neal.
– cherouvim
Jul 3 '09 at 17:00
My...
How to iterate over a TreeMap? [duplicate]
I want to iterate over a TreeMap , and for all keys which have a particular value, I want them to be added to a new TreeMap . How can I do this?
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What do the icons in Eclipse mean?
I just came to SO looking for this, didn't find it, and found it on my own elsewhere. But I thought it would be good for SO to have the answer for future reference; I wondered about them all the time when I was new to Eclipse (this was before I discovered SO).
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How can I change the remote/target repository URL on Windows? [duplicate]
...a local GIT repository on Windows. Let's call it AAA. I staged, committed, and pushed the contents to GitHub. git@github.com:username/AAA.git
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How can I change the text color with jQuery?
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Place the following in your jQuery mouseover event handler:
$(this).css('color', 'red');
To set both color and size at the same time:
$(this).css({ 'color': 'red', 'font-size': '150%' });
You can set any CSS attribute using the .css() jQuery function.
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