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Why are there two kinds of functions in Elixir?
I'm learning Elixir and wonder why it has two types of function definitions:
8 Answers
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Setting variable to NULL after free
...ing against dangling pointer bugs. If a dangling pointer is accessed after it is freed, you may read or overwrite random memory. If a null pointer is accessed, you get an immediate crash on most systems, telling you right away what the error is.
For local variables, it may be a little bit pointless...
What's HTML character code 8203?
What does the character code (HTML) ​ ? I found it in one of my jQuery scripts and wondered what it was..
8 Answ...
Why does Python print unicode characters when the default encoding is ASCII?
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Thanks to bits and pieces from various replies, I think we can stitch up an explanation.
By trying to print an unicode string, u'\xe9', Python implicitly try to encode that string using the encoding scheme currently stored in sys.stdo...
XML parsing of a variable string in JavaScript
...ample, Mozilla-based browsers expose different objects for XML parsing, so it's wise to use a JavaScript framework like jQuery to handle the cross-browsers differences.
A really basic example is:
var xml = "<music><album>Beethoven</album></music>";
var result = $(xml).find...
How to have favicon / icon set when bookmarklet dragged to toolbar?
I've made myself a bookmarklet, and it functions just fine, but when added to a toolbar in Opera or Firefox, it just takes on the default bookmark icon for the browser (a globe and a star, respectively). My site has a favicon, and the window, tab and even [site] bookmark uses the favicon I've speci...
What is the “Execute Around” idiom?
...ecute Around" idiom (or similar) I've been hearing about?
Why might I use it, and why might I not want to use it?
8 Answer...
Split string into an array in Bash
In a Bash script I would like to split a line into pieces and store them in an array.
22 Answers
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“Thinking in AngularJS” if I have a jQuery background? [closed]
Suppose I'm familiar with developing client-side applications in jQuery , but now I'd like to start using AngularJS . Can you describe the paradigm shift that is necessary? Here are a few questions that might help you frame an answer:
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No visible cause for “Unexpected token ILLEGAL”
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The error
When code is parsed by the JavaScript interpreter, it gets broken into pieces called "tokens". When a token cannot be classified into one of the four basic token types, it gets labelled "ILLEGAL" on most implementations, and this error is thrown.
The same error is raised if,...