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How to wait for several Futures?
... as follows instead:
val fut1 = Future{...}
val fut2 = Future{...}
val fut3 = Future{...}
val aggFut = for{
f1Result <- fut1
f2Result <- fut2
f3Result <- fut3
} yield (f1Result, f2Result, f3Result)
In this example, futures 1, 2 and 3 are kicked off in parallel. Then, in the for c...
Using Emacs to recursively find and replace in text files not already open
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13 Answers
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Parse config files, environment, and command-line arguments, to get a single collection of options
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33
The argparse module makes this not nuts, as long as you're happy with a config file that looks ...
Add subdomain to localhost URL
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answered Sep 25 '13 at 23:02
Matt PatenaudeMatt Patenaude
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Haskell export current module with additional imported module
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139
There is a simple solution, just export the module from the module:
module Test
( module T...
A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception pro
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3 Answers
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Printf width specifier to maintain precision of floating-point value
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93
I recommend @Jens Gustedt hexadecimal solution: use %a.
OP wants “print with maximum precisio...
Set operations (union, intersection) on Swift array?
...;String> = Set(array1)
let set2:Set<String> = Set(array2)
Swift 3.0+ can do operations on sets as:
firstSet.union(secondSet)// Union of two sets
firstSet.intersection(secondSet)// Intersection of two sets
firstSet.symmetricDifference(secondSet)// exclusiveOr
Swift 2.0 can calculate on ...
Setting Django up to use MySQL
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324
MySQL support is simple to add. In your DATABASES dictionary, you will have an entry like this...