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Multiprocessing: How to use Pool.map on a function defined in a class?
... = calculate()
>>> print cl.run()
[1, 4, 9]
Get the code here:
https://github.com/uqfoundation/pathos
And, just to show off a little more of what it can do:
>>> from pathos.multiprocessing import ProcessingPool as Pool
>>>
>>> p = Pool(4)
>>>
>&...
Opposite of %in%: exclude rows with values specified in a vector
...
Hmisc has %nin% function, which should do this.
https://www.rdocumentation.org/packages/Hmisc/versions/4.4-0/topics/%25nin%25
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How to unset a JavaScript variable?
...ions to delete as with any language, if you care enough you should read:
https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Operators/Special_Operators/delete_Operator
http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-262.pdf
...
“please check gdb is codesigned - see taskgated(8)” - How to get gdb installed with homebrew code si
...start gdb
echo "set startup-with-shell off" >> ~/.gdbinit
SOURCE:
https://sourceware.org/gdb/wiki/BuildingOnDarwin
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Elements order in a “for (… in …)” loop
...says that "An Object is an unordered collection of properties" (see http://www.mozilla.org/js/language/E262-3.pdf section 8.6).
It's not going to be standards conformant (i.e. safe) to assume all Javascript implementations will enumerate in declaration order.
...
Ruby on Rails vs ASP.NET MVC 3 for a .NET Guy? [closed]
... language like Ruby isn't a bad place to start. (Another option would be a functional language like Haskell, Scala, etc.)
You will be a better programmer after you do, and you won't have to call yourself "a .NET guy" anymore!
...
android pick images from gallery
... const val READ_EXTERNAL_STORAGE_REQUEST_CODE = 1001
}
}
Demo
https://github.com/PhanVanLinh/AndroidPickImage
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How to create ASP.NET Web API Url?
...ller names)?
There's a nuget for that! (and it's written by Mark Seeman)
https://github.com/ploeh/Hyprlinkr
Works like this:
Routes, as usual:
name: "API Default",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
Get an URL:
var linker = new RouteLinker...
How to secure MongoDB with username and password
... to properly understand.
It's really simple. I'll dumb the following down https://docs.mongodb.com/manual/tutorial/enable-authentication/
If you want to learn more about what the roles actually do read more here: https://docs.mongodb.com/manual/reference/built-in-roles/
1) Start MongoDB without a...
Kotlin Ternary Conditional Operator
...condition ? then : else), because
ordinary if works fine in this role.
https://kotlinlang.org/docs/reference/control-flow.html#if-expression
Special case for Null comparison
you can use the Elvis operator
if ( a != null ) a else b
// equivalent to
a ?: b
...