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Deprecation warning when using has_many :through :uniq in Rails 4
Rails 4 has introduced a deprecation warning when using :uniq => true with has_many :through. For example:
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What does 'stale file handle' in Linux mean?
Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
How to preserve line breaks when storing a command output to a variable in bash?
I’m using bash shell on Linux. I have this simple script …
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jQuery exclude elements with certain class in selector
I want to setup a click event trigger in jQuery for certain anchor tags.
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Python mock multiple return values
I am using pythons mock.patch and would like to change the return value for each call.
Here is the caveat:
the function being patched has no inputs, so I can not change the return value based on the input.
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How do I reference a specific issue comment on github?
I'm trying to refer to a specific issue comment on github, in my readme. But I can't find any information on how to do that ( here for example). I know that it's possible to link to issues, but is it possible to link to specific comments in that issue?
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Change File Extension Using C#
I have many file types: pdf, tiff, jpeg, bmp. etc.
My question is how can I change file extension?
I tried this:
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Scope of sessionStorage and localStorage
I read some documentation on sessionStorage and localStorage, but I don't understand what the scope is: the domain, a specific page?
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How to parse a JSON string into JsonNode in Jackson?
It should be so simple, but I just cannot find it after being trying for an hour #embarrasing.
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TypeScript or JavaScript type casting
How does one handle type casting in TypeScript or Javascript?
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