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How do I mock an open used in a with statement (using the Mock framework in Python)?

... with patch('{}.open'.format(__name__), m, create=True): ... with open('foo', 'w') as h: ... h.write('some stuff') >>> m.assert_called_once_with('foo', 'w') >>> handle = m() >>> handle.write.assert_called_once_with('some stuff') ...
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Are global variables in PHP considered bad practice? If so, why?

In my small PHP projects I usually go the procedural way. I generally have a variable that contains the system configuration, and when I nead to access this variable in a function, I do global $var; . ...
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How to get JQuery.trigger('click'); to initiate a mouse click

... if one of the hrefs on the <a tag is '#', that would do it. <a normally redirects to a different URL. You must stop it with ev.preventDefault() and ev.stopPropagation() before your click handler returns. OR, use some other tag besides <a; you can attach click handlers to anything that's...
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How do I break out of a loop in Perl?

...nd assuming you were just feeding given some scalar variable... but why do all that work just to use a break, it is (very) bad form, not to mention (blah!)just saying, its "possible" just not a good idea & not what you may think it is – osirisgothra Sep 1 '...
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How to show git log history for a sub directory of a git repo?

...ne -- src/nvfs d6f6b3b Changes for Mac OS X 803fcc3 Initial Commit # Show all changes (one additional commit besides in src/nvfs). $ git log --oneline d6f6b3b Changes for Mac OS X 96cbb79 gitignore 803fcc3 Initial Commit s...
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Python: finding an element in a list [duplicate]

...ct attributes (which I need a lot): el = [x for x in mylist if x.attr == "foo"][0] Of course this assumes the existence (and, actually, uniqueness) of a suitable element in the list. share | impr...
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Temporarily disable auto_now / auto_now_add

...e I did the trick by using a queryset update. Like this: # my model class FooBar(models.Model): title = models.CharField(max_length=255) updated_at = models.DateTimeField(auto_now=True, auto_now_add=True) # my tests foo = FooBar.objects.get(pk=1) # force a timestamp lastweek = datetime....
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JSON and XML comparison [closed]

...ne, a little background: edit: I should mention that this comparison is really from the perspective of using them in a browser with JavaScript. It's not the way either data format has to be used, and there are plenty of good parsers which will change the details to make what I'm saying not quite va...
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Iterate through object properties

... check: for (var prop in obj) { if (Object.prototype.hasOwnProperty.call(obj, prop)) { // do stuff } } It's necessary because an object's prototype contains additional properties for the object which are technically part of the object. These additional properties are inherited fr...
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How to HTML encode/escape a string? Is there a built-in?

...ethods to encode and decode HTML as well as URLs. CGI::escapeHTML('Usage: foo "bar" <baz>') # => "Usage: foo "bar" <baz>" share | improve this answer ...