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Usages of Null / Nothing / Unit in Scala
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You only use Nothing if the method never returns (meaning it cannot complete normally by returning, it could throw an exception). Nothing is never instantiated and is there for the benefit of the type system (to quote James Iry: "The reason Scala has a bottom type is tied to its abi...
How to 'bulk update' with Django?
I'd like to update a table with Django - something like this in raw SQL:
5 Answers
5
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Can someone explain the right way to use SBT?
... getting out off the closet on this! I don't understand SBT. There, I said it, now help me please.
4 Answers
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How does the keyword “use” work in PHP and can I import classes with it?
I have a file with a class Resp . The path is:
10 Answers
10
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How can I use map and receive an index as well in Scala?
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I believe you're looking for zipWithIndex?
scala> val ls = List("Mary", "had", "a", "little", "lamb")
scala> ls.zipWithIndex.foreach{ case (e, i) => println(i+" "+e) }
0 Mary
1 had
2 a
3 little
4 lamb
From: http://www.artima.com/forums/flat.jsp?f...
How to add images to README.md on GitHub?
Recently I joined GitHub . I hosted some projects there.
32 Answers
32
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Plot correlation matrix into a graph
I have a matrix with some correlation values. Now I want to plot that in a graph that looks more or less like that:
11 Answ...
How can I use a local image as the base image with a dockerfile?
I'm working on a dockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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WordPress asking for my FTP credentials to install plugins
...ordPress blog in my local system. But when I try to add plugins from admin it asks for FTP access. What do I need to configure for WordPress to be able to upload without FTP?
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Android Studio inline compiler showing red errors, but compilation with gradle works fine
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edited Jun 15 '18 at 14:44
Siddharth
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