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How to run a single test from a rails test suite?
How can I run a single test from a rails test suite?
12 Answers
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Difference between a theta join, equijoin and natural join
I'm having trouble understanding relational algebra when it comes to theta joins, equijoins and natural joins. Could someone please help me better understand it? If I use the = sign on a theta join is it exactly the same as just using a natural join?
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Using emit vs calling a signal as if it's a regular function in Qt
Let's say I have this signal:
3 Answers
3
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How to use a link to call JavaScript?
How to use a link to call JavaScript code?
9 Answers
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What is an invariant?
The word seems to get used in a number of contexts. The best I can figure is that they mean a variable that can't change. Isn't that what constants/finals (darn you Java!) are for?
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Adding a UILabel to a UIToolbar
I'm trying to add a label to my toolbar. Button works great, however when I add the label object, it crashes. Any ideas?
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Is there a code obfuscator for PHP? [closed]
Has anybody used a good obfuscator for PHP? I've tried some but they don't work for very big projects. They can't handle variables that are included in one file and used in another, for instance.
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Download File Using Javascript/jQuery
I have a very similar requirement specified here .
27 Answers
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Static methods in Python?
Is it possible to have static methods in Python which I could call without initializing a class, like:
10 Answers
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What is the difference between include and require in Ruby?
My question is similar to " What is the difference between include and extend in Ruby? ".
11 Answers
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