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What is the best way to clear a session variable in rails?
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This is the correct way to do it. session[:message] = nil will leave the :message key in the session hash, this will destroy the key and value, as if your session never had any value assigned to that key.
– Brett Ben...
django MultiValueDictKeyError error, how do I deal with it
... to save a object to my database, but it's throwing a MultiValueDictKeyError error.
7 Answers
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Can I use the range operator with if statement in Swift?
Is it possible to use the range operator ... and ..< with if statement. Maye something like this:
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request exceeds the configured maxQueryStringLength when using [Authorize]
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When an unauthorized request comes in, the entire request is URL encoded, and added as a query string to the request to the authorization form, so I can see where this may result in a problem given your situation.
According to MSDN, the c...
How to Diff between local uncommitted changes and origin
Let's say I cloned a repository and started modifying files. I know that if I have local uncommitted changes, I can do a diff as follows git diff test.txt and it will show me the difference between the current local HEAD and the modified, uncommitted changes in the file. If I commit those changes ...
What is data oriented design?
...goes on talking about how everyone can greatly benefit from mixing in data oriented design with OOP. He doesn't show any code samples, however.
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How can I view a git log of just one user's commits?
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This works for both git log and gitk - the 2 most common ways of viewing history.
You don't need to use the whole name:
git log --author="Jon"
will match a commit made by "Jonathan Smith"
git log --author=Jon
and
git log --author...
Configure nginx with multiple locations with different root folders on subdomain
I'm looking to serve the root url of a subdomain and directory of a subdomain to two different folders on my server. Here is the simple set-up that I have and is not working...
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val-mutable versus var-immutable in Scala
...l with a mutable collection versus using var with an immutable collection? Or should you really aim for val with an immutable collection?
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How can I brew link a specific version?
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The usage info:
Usage: brew switch <formula> <version>
Example:
brew switch mysql 5.5.29
You can find the versions installed on your system with info.
brew info mysql
And to see the available versions to install, you can provide a dud version nu...