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What does the “@” symbol mean in reference to lists in Haskell?
...in your function. One example where this is the case is the tails function from the standard library:
tails :: [a] -> [[a]]
tails [] = [[]]
tails xxs@(_:xs) = xxs : tails xs
sha...
Regular expression for first and last name
...nd last name. It is probably better not to validate the name at all, apart from checking that it is empty.
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What is the difference between sites-enabled and sites-available directory?
...file inside the sites-enabled directory. That will prevent Apache or NGINX from starting. If your site was working, it will not be anymore. You will have a hard time until you find out, in the logs, something related to the default.save file and, then, remove it.
In the example above, if you were e...
Compare if two variables reference the same object in python
...
This is from docs.python.org: "Every object has an identity, a type and a value. An object’s identity never changes once it has been created; you may think of it as the object’s address in memory. The ‘is’ operator compares t...
Get url without querystring
...lue2=goodbye");
string path = uri.GetLeftPart(UriPartial.Path);
Borrowed from here: Truncating Query String & Returning Clean URL C# ASP.net
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PHP CURL CURLOPT_SSL_VERIFYPEER ignored
... the libary in the memory again and now it works. So if the above solution from @clover does not work try to reboot your machine.
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TypeError: unhashable type: 'dict'
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Record file copy operation with Git
...les.
Restore the original filename in a separate commit.
(Solution taken from https://stackoverflow.com/a/44036771/1389680.)
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Mapping enum to string in hibernate
...rop my table and let hibernate create it again in order to convert my enum from int to varchar. Hopefully it helps someone with similar issue.
– Arashsoft
Feb 15 '18 at 21:35
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View git history for folder
...you're into pretty UI's, then you might also consider Merge (WIN/MAC/*NIX) from the Sublime Text team, and Fork (WIN/MAC).
– ken
May 31 '19 at 20:51
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