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Safely casting long to int in Java
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A new method has been added with Java 8 to do just that.
import static java.lang.Math.toIntExact;
long foo = 10L;
int bar = toIntExact(foo);
Will throw an ArithmeticException in case of overflow.
See: Math.toIntExact(long)
Several other overflow...
What exactly is the meaning of an API? [closed]
I've searched for the definition of an API in a programming language and I am still finding it hard to understand.
13 Answe...
Test method is inconclusive: Test wasn't run. Error?
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Same issue here. It would be nice if R# would bubble the error up (error initializing configuration system) so it'd be obvious why the tests were not run.
– Geoffrey Hudik
Mar 3 '14 at 21:10
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How do I use raw_input in Python 3
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Starting with Python 3, raw_input() was renamed to input().
From What’s New In Python 3.0, Builtins section second item.
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How to set the margin or padding as percentage of height of parent container?
...ide another, and in the inner div, use something like top:50% (remember position matters if it still doesn't work)
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Hidden Features of Xcode
With a huge influx of newbies to Xcode, I'm sure there are lots of Xcode tips and tricks to be shared.
89 Answers
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AngularJS: How can I pass variables between controllers?
...re variables across multiple controllers is to create a service and inject it in any controller where you want to use it.
Simple service example:
angular.module('myApp', [])
.service('sharedProperties', function () {
var property = 'First';
return {
getProperty: fu...
Immutable class?
How can one make a Java class immutable, what is the need of immutability and is there any advantage to using this?
13 Answ...
How can I get the button that caused the submit from the form submit event?
I'm trying to find the value of the submit button that triggered the form to submit
16 Answers
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How to debug stream().map(…) with lambda expressions?
... project we are migrating to java 8 and we are testing the new features of it.
6 Answers
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