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ActiveRecord OR query
How do you do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries.
14 Answers
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Under what conditions is a JSESSIONID created?
When / what are the conditions when a JSESSIONID is created?
5 Answers
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Code signing certificate for open-source projects?
I want to publish one of my applications as open-source and want to digitally sign the binaries I've created with my own certificate. (Of course, anyone else can just download the code and build it themselves with their own certificate.) I want to do this so anyone can check that this build was made...
Comparing two files in linux terminal
There are two files called "a.txt" and "b.txt" both have a list of words. Now I want to check which words are extra in "a.txt" and are not in "b.txt" .
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Use Font Awesome Icons in CSS
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You can't use text as a background image, but you can use the :before or :after pseudo classes to place a text character where you want it, without having to add all kinds of messy extra mark-up.
Be sure to set position:relative on your actual text wrapper for the positioning to work.
.m...
How can I pass a list as a command-line argument with argparse?
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10 Answers
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Don't understand why UnboundLocalError occurs (closure) [duplicate]
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Python doesn't have variable declarations, so it has to figure out the scope of variables itself. It does so by a simple rule: If there is an assignment to a variable inside a function, that variable is considered local.[1] Thus, the line
counter += 1
implicitly makes counte...
How to concatenate two strings in C++?
... to which I would like to add the .txt extension so that I can open the file present in the directory.
8 Answers
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How can I convert a PFX certificate file for use with Apache on a linux server?
How can I convert a PFX certificate file for use with Apache on a linux server?
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What does the star operator mean, in a function call?
...t does the * operator mean in Python, such as in code like zip(*x) or f(**k) ?
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