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Difference between `data` and `newtype` in Haskell
...t here is that the construct for the newtype is guaranteed to be erased at compile time.
Examples:
data Book = Book Int Int
newtype Book = Book (Int, Int)
Note how it has exactly the same representation as a (Int,Int), since the Book constructor is erased.
data Book = Book (Int, Int)
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git update-index --assume-unchanged on directory
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git update-index wants the file names on its command line, not on its standard input.
Step 1:
cd into the folder you want to assume is unchanged
Step 2:
You can do either this:
git update-index --assume-unchanged $(git ls-files | tr '\n' ' ')
or
git ls-files | ...
What is difference between cacerts and keystore?
... don't see any reason for that to change between environmenets, unless you commit the mistake of using self-signed certificates for test servers: a mistake because it means you're using different code paths in test and in production.
– Marquis of Lorne
Oct 26 '...
accepting HTTPS connections with self-signed certificates
...ication.
Such levels is not so much:
ALLOW_ALL_HOSTNAME_VERIFIER
BROWSER_COMPATIBLE_HOSTNAME_VERIFIER
STRICT_HOSTNAME_VERIFIER
Although the method setHostnameVerifier() is obsolete for new library apache, but for version in Android SDK is normal.
And so we take ALLOW_ALL_HOSTNAME_VERIFIER and se...
Windows batch: call more than one command in a FOR loop?
Is it possible in Windows batch file to call more than one command in a single FOR loop? Let's say for example I want to print the file name and after delete it:
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Escaping a forward slash in a regular expression
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Best way to test if a generic type is a string? (C#)
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String concatenation vs. string substitution in Python
... the string concatenation has seen large boosts in performance, is this (becoming more) a stylistic decision rather than a practical one?
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