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Declaration suffix for decimal type
...re m stands for money). Is this appropriate for any decimals or is there a more general assignment (d stands for double, that is for sure not the right thing although a direct conversion is supported).
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Difference between fold and reduce?
.....) iN.
Therefore, reduce results in an ArgumentException on empty list. Moreover, fold is more generic than reduce; you can use fold to implement reduce easily.
In some cases, using reduce is more succinct:
// Return the last element in the list
let last xs = List.reduce (fun _ x -> x) xs
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Why do I need to override the equals and hashCode methods in Java?
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can you please elaborate a little more , in second case , why the second object must go in another bucket?
– Hussain Akhtar Wahid 'Ghouri'
May 5 '14 at 23:31
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Is there a “null coalescing” operator in JavaScript?
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Assigning default values to shell variables with a single command in bash
...@solarmist The key word is "bash parameter expansion", if you want to find more about it and its companions.
– duleshi
Apr 30 '14 at 2:43
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How can I access “static” class variables within class methods in Python?
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How do I find a stored procedure containing ?
...ourage blind/copy paste by less experienced engineers, and frustration for more senior engineers working with a new RDBMS such as SQL Server.
– DavidScherer
Oct 19 '18 at 17:28
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Difference between single and double square brackets in Bash
... expands to [ a b = 'a b' ]
x='*'; [ $x = 'a b' ]: syntax error if there's more than one file in the current directory.
x='a b'; [ "$x" = 'a b' ]: POSIX equivalent
=
[[ ab = a? ]]: true, because it does pattern matching (* ? [ are magic). Does not glob expand to files in current directory.
[ ab =...
Numpy array assignment with copy
... to work. B[:] = A[:] does the same thing (but B = A[:] would do something more like 1).
numpy.copy(B, A)
This is not legal syntax. You probably meant B = numpy.copy(A). This is almost the same as 2, but it creates a new array, rather than reusing the B array. If there were no other references to t...