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Can you get DB username, pw, database name in Rails?
I'm writing a rake task that does some DB work outside of Rails/ActiveRecord.
5 Answers
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What does the `forall` keyword in Haskell/GHC do?
... val = maybe onNothin onJust mval
This code doesn't compile (syntax error) in plain Haskell 98. It requires an extension to support the forall keyword.
Basically, there are 3 different common uses for the forall keyword (or at least so it seems), and each has its own Haskell extension: Scope...
How can I close a Twitter Bootstrap popover with a click from anywhere (else) on the page?
...L/177
– Radu Cugut
Sep 10 '12 at 14:05
3
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Node.js app can't run on port 80 even though there's no other process blocking the port
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The error code EACCES means you don't have proper permissions to run applications on that port. On Linux systems, any port below 1024 requires root access.
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How to specify the default error page in web.xml?
I am using <error-page> element in web.xml to specify the friendly error page when user encounters a certain error such as error with code of 404:
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Any way to exit bash script, but not quitting the terminal
...urn and execute it as a shell script (e.g. sh run.sh), bash will report an error - return: can only return' from a function or sourced script`
– Tzunghsing David Wong
Sep 21 '18 at 0:32
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Python: Ignore 'Incorrect padding' error when base64 decoding
...4 encoded that I want to convert back to binary even if there is a padding error in it. If I use
17 Answers
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Show space, tab, CRLF characters in editor of Visual Studio
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edited Mar 2 '18 at 15:05
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Check if something is (not) in a list in Python
I have a list of tuples in Python , and I have a conditional where I want to take the branch ONLY if the tuple is not in the list (if it is in the list, then I don't want to take the if branch)
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Changing capitalization of filenames in Git
...a case insensitive filesystem always triggers "destination already exists" error, because these two names refer to the same path from the filesystem's point of view and requires the user to give "--force" when correcting the case of the path recorded in the index and in the next commit.
Detect t...