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Why is the default value of the string type null instead of an empty string?
It's quite annoying to test all my strings for null before I can safely apply methods like ToUpper() , StartWith() etc...
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How to open multiple pull requests on GitHub
When I open a pull request on GitHub .
All commits since my last request and all new ones are automatically added to this request .
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How do I prevent the padding property from changing width or height in CSS?
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This is pure magic! - It fixes the box model we all know and hate! i.e. makes it work the way intuition suggests it should - rather than the specs - but as far as I know doesn't break any specs either :D This article clarifies it well... stackoverflow.com/questions/779434/...
Overriding a Rails default_scope
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Short answer: Do not use default_scope unless you really have to. You'll probably be better off with named scopes. With that said, you can use with_exclusive_scope to override the default scope if you need to.
Have a look at this question for more details.
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AWS Difference between a snapshot and AMI
So I am having trouble working out what, specifically is the difference between these two.
10 Answers
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Check if an image is loaded (no errors) with jQuery
...e you risk that the image might load (or encounter an error) before those callbacks are added, and they won't be called.
– callum
Feb 7 '12 at 11:32
19
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Animate scrollTop not working in firefox
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Firefox places the overflow at the html level, unless specifically styled to behave differently.
To get it to work in Firefox, use
$('body,html').animate( ... );
Working example
The CSS solution would be to set the following styles:
html { overflow: hidden; height: 100%; }
body { ...
Finding the id of a parent div using Jquery
... edited Sep 14 '16 at 13:27
DMcCallum83
1921111 bronze badges
answered Feb 13 '09 at 14:10
MarkMark
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Visual List of iOS Fonts?
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Have you tried iOS Fonts?
This gives you a visual of all of the available fonts with the ability to enter your own string of text to see how it would look.
This doesn't appear to have been updated for iOS 7 however but I am unaware of any additional fonts which have been added...
What is the purpose of Flask's context stacks?
...backend". In other words, the Flask(...) application constructor has been called twice, creating two instances of a Flask application.
Contexts
When you are working with Flask, you often end up using global variables to access various functionality. For example, you probably have code that reads.....