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What does a double * (splat) operator do
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Ruby 2.0 introduced keyword arguments, and ** acts like *, but for keyword arguments. It returns a Hash with key / value pairs.
For this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
> foo 10, 20, 30
=> [10, [20...
How do I convert Word files to PDF programmatically? [closed]
...-in installed. It searches a directory for .doc files, opens them in Word and then saves them as a PDF. Note that you'll need to add a reference to Microsoft.Office.Interop.Word to the solution.
using Microsoft.Office.Interop.Word;
using System;
using System.Collections.Generic;
using System.IO;
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Is the creation of Java class files deterministic?
...Oracle's javac actually produce different class files for the same input and compiler options?
11 Answers
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How do I keep the screen on in my App? [duplicate]
For my Android app I never want the phone to lock or the back light to turn off
11 Answers
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Compiler error: memset was not declared in this scope
...t a problem like this just go to the man page for the function in question and it will tell you what header you are missing, e.g.
$ man memset
MEMSET(3) BSD Library Functions Manual MEMSET(3)
NAME
memset -- fill a byte string with a byte value
LIBRARY
Stan...
How to convert a string of numbers to an array of numbers?
...from techfoobar
(x)=>{return parseInt(x)} // lambda are shorter and parseInt default is 10
(x)=>{return +x} // diff. with parseInt in SO but + is better in this case
x=>+x // no multiple args, just 1 function call
I hope it is a bit mor...
How to set the holo dark theme in a Android app?
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change parent="android:Theme.Holo.Dark"
to parent="android:Theme.Holo"
The holo dark theme is called Holo
share
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improve this answer
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get string value from HashMap depending on key name
I have a HashMap with various keys and values, how can I get one value out?
10 Answers
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How to disable visual “dots” in Visual Studio Editor
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Would it be possible for you to expand upon your answer? Thanks!
– user1131435
May 10 '14 at 5:36
6
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git push fails: RPC failed; result=22, HTTP code = 411
...llowing error git: RPC failed; result=22, HTTP code = 504 in bitbucket on android studio
– DJtiwari
Nov 3 '15 at 9:53
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