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Constructor initialization-list evaluation order
I have a constructor that takes some arguments. I had assumed that they were constructed in the order listed, but in one case it appears they were being constructed in reverse resulting in an abort. When I reversed the arguments the program stopped aborting. This is an example of the syntax I'm us...
Positioning MKMapView to show multiple annotations at once
...iew {
if ([mapView.annotations count] == 0) return;
CLLocationCoordinate2D topLeftCoord;
topLeftCoord.latitude = -90;
topLeftCoord.longitude = 180;
CLLocationCoordinate2D bottomRightCoord;
bottomRightCoord.latitude = 90;
bottomRightCoord.longitude = -180;
f...
How do I package a python application to make it pip-installable?
I'm writing a django application in my spare time for a footy-tipping competition we're running at work. I figured I'd use this time wisely, and get up to speed on virtualenv, pip, packaging, django 1.3, and how to write an easily redistributable application. So far, so good.
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Is there a way to break a list into columns?
My webpage has a 'skinny' list: for example, a list of 100 items of one word in length each. To reduce scrolling, I want to present this list in two or even four columns on the page. How should I do this with CSS?
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Deprecation warning when using has_many :through :uniq in Rails 4
...ed a deprecation warning when using :uniq => true with has_many :through. For example:
2 Answers
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Replacing spaces with underscores in JavaScript?
I'm trying to use this code to replace spaces with _, it works for the first space in the string but all the other instances of spaces remain unchanged. Anybody know why?
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Vertically aligning CSS :before and :after content [duplicate]
...ion after reading your advice on the vertical-align CSS attribute. Thanks for the tip!
.pdf:before {
padding: 0 5px 0 0;
content: url(../img/icon/pdf_small.png);
vertical-align: -50%;
}
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Onclick javascript to make browser go back to previous page?
... your input element
<input
action="action"
onclick="window.history.go(-1); return false;"
type="submit"
value="Cancel"
/>
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Determining whether jQuery has not found any element
I'm using jQuery's selectors, especially id selector:
4 Answers
4
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How to properly use unit-testing's assertRaises() with NoneType objects? [duplicate]
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If you are using python2.7 or above you can use the ability of assertRaises to be use as a context manager and do:
with self.assertRaises(TypeError):
self.testListNone[:1]
If you are using python2.6 another way beside the one given until now is ...