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How to iterate over the keys and values in an object in CoffeeScript?
...ld not initialise arr as arr = [], you should use arr = {}. In Javascript (and Coffeescript) arrays have numeric indices. Objects behave like associative arrays/dicts.
– Morgan Harris
Mar 18 '13 at 3:55
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How do I print the elements of a C++ vector in GDB?
..., 30}
To achieve above, you need to have gdb 7 (I tested it on gdb 7.01) and some python pretty-printer. Installation process of these is described on gdb wiki.
What is more, after installing above, this works well with Eclipse C++ debugger GUI (and any other IDE using GDB, as I think).
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What is the difference between Step Into and Step Over in the Eclipse debugger?
...le flow of a Java program. What is the difference between F5 (step into) and F6 (step over) in eclipse?
5 Answers
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Inline SVG in CSS
...rk nicely is Safari (5.1.4). In Opera 11.62 the gradient is black, in IE 9 and Firefox 12 it's white. In Chrome 19, it works UNLESS you specify the width/height of the SVG in % units. I'd say it's more of an oddity than a real feature. It's a cool find though.
– toniedzwiedz
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How to use cURL to send Cookies?
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curl -c /path/to/cookiefile http://yourhost/
to write to a cookie file and start engine and to use cookie you can use
curl -b /path/to/cookiefile http://yourhost/
to read cookies from and start the cookie engine, or if it isn't a file it will pass on the given string.
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Changing my CALayer's anchorPoint moves the view
...p the view in the same place.
I've tried NSLog -ing self.layer.position and self.center and they both stay the same regardless of changes to the anchorPoint. Yet my view moves!
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RabbitMQ message size and types
...ue with two preconditions:
The thing you are sending can be converted to and from a bytestring
The consumer knows exactly what it is getting and how to convert it to the original object
Strings are pretty easy, they have a built in method for converting to and from bytes. If you know it is a s...
Assigning a variable NaN in python without numpy
...r all comparisons returning false for IEEE754 NaN values? for more details and information.
Instead, use math.isnan(...) if you need to determine if a value is NaN or not.
Furthermore, the exact semantics of the == operation on NaN value may cause subtle issues when trying to store NaN inside con...
How to loop through file names returned by find?
...st). If you have time, read through the rest to see several different ways and the problems with most of them.
The full answer:
The best way depends on what you want to do, but here are a few options. As long as no file or folder in the subtree has whitespace in its name, you can just loop over ...
Quick Way to Implement Dictionary in C
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why is here hashval = *s + 31 * hashval; exactly 31 and not anything else?
– アレックス
Sep 25 '14 at 8:50
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