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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
...=
(Process emit Array.fill(sz)(0)).repeat take n
(streamArrs(1 << 25, 1 << 14).zipWithIndex
pipe process1.chunk(4)
pipe process1.fold(0L) {
(c, vs) => c + vs.map(_._1.length.toLong).sum
}).runLast.run
This should work with any value for the n parameter (provid...
Check if class already assigned before adding
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edited Aug 24 '15 at 13:07
Robert Koritnik
95.1k4747 gold badges258258 silver badges381381 bronze badges
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how to log in to mysql and query the database from linux terminal
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How to configure git bash command line completion?
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12 Answers
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don't fail jenkins build if execute shell fails
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216
To stop further execution when command fails:
command || exit 0
To continue execution when c...
Call asynchronous method in constructor?
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128
The best solution is to acknowledge the asynchronous nature of the download and design for it.
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How to show all privileges from a user in oracle?
...y prior granted_role = grantee start with grantee = '&USER' order by 1,2,3;
select * from dba_sys_privs where grantee = '&USER' or grantee in (select granted_role from dba_role_privs connect by prior granted_role = grantee start with grantee = '&USER') order by 1,2,3;
select * from dba_...
Multiple aggregations of the same column using pandas GroupBy.agg()
...e a pandas built-in way to apply two different aggregating functions f1, f2 to the same column df["returns"] , without having to call agg() multiple times?
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How do you loop in a Windows batch file?
...nd can be any internal or external command, batch file or even - in OS/2 and NT - a list of commands
parameters contains the command line parameters for command.
In this example, command will be executed once for every element in list, using parameters if specified.
A special type of paramete...