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How to pick just one item from a generator?
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Create a generator using
g = myfunct()
Everytime you would like an item, use
next(g)
(or g.next() in Python 2.5 or below).
If the generator exits, it will raise StopIteration. You can either catch this exception if necessary, or use the default argument to next():
next(g, default_value...
What is the documents directory (NSDocumentDirectory)?
...xplain to me what the documents directory is on an iOS app and when to use it?
9 Answers
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How to call a parent method from child class in javascript?
...spent the last couple of hours trying to find a solution to my problem but it seems to be hopeless.
8 Answers
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top -c command in linux to filter processes listed based on processname
...eparated list of pids so we use -d',' in pgrep. The -f flag in pgrep makes it match the command line instead of program name.
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
Is it guaranteed that False == 0 and True == 1 , in Python (assuming that they are not reassigned by the user)? For instance, is it in any way guaranteed that the following code will always produce the same results, whatever the version of Python (both existing and, likely, future ones)?
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How to avoid circular imports in Python? [duplicate]
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Doesn't seem to work with submodules import foobar.mod_a and import foobar.mod_b doesn't work like described above.
– Nick
Oct 2 '13 at 0:39
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GET URL parameter in PHP
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$_GET is not a function or language construct—it's just a variable (an array). Try:
<?php
echo $_GET['link'];
In particular, it's a superglobal: a built-in variable that's populated by PHP and is available in all scopes (you can use it from inside a function withou...
How can I do an asc and desc sort using underscore.js?
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You can use .sortBy, it will always return an ascending list:
_.sortBy([2, 3, 1], function(num) {
return num;
}); // [1, 2, 3]
But you can use the .reverse method to get it descending:
var array = _.sortBy([2, 3, 1], function(num) {
r...
history.replaceState() example?
...eed this is a bug, although intentional for 2 years now.
The problem lies with some unclear specs and the complexity when document.title and back/forward are involved.
See bug reference on Webkit and Mozilla.
Also Opera on the introduction of History API said it wasn't using the title parameter and...
Cannot kill Python script with Ctrl-C
I am testing Python threading with the following script:
4 Answers
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