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What is the 'instanceof' operator used for in Java?
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instanceof keyword is a binary operator used to test if an object (instance) is a subtype of a given Type.
Imagine:
interface Domestic {}
class Animal {}
class Dog extends Animal implements Domestic {}
class Cat extends Animal implements Domestic {}
Imagine a dog objec...
Mongoose.js: Find user by username LIKE value
... and checking for [^a-zA-Z0-9] then not proceeding. In this case, its just test input so makes sense.
– Jason Sebring
Jan 13 '14 at 0:43
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How do I fix a NoSuchMethodError?
...ethod signature.
In my experience, this comes up occasionally when unit testing private methods/fields, and using a TestUtilities class to extract fields for test verification. (Generally with legacy code that wasn't designed with unit testing in mind.)
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When is the init() function run?
...nd there is no main, the program will never execute...right? (unless its a test file I guess...)
– Pinocchio
Jul 16 '14 at 20:51
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Java SecurityException: signer information does not match
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I have a signed jar file to be tested, test class files with the same package, junit, jre, other jars. Which is the proper order in eclipse ? Not sure I tried all combinations yet. But did not come beyond the class loader SecurityException
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How to bind 'touchstart' and 'click' events but not respond to both?
...er this method of all of the answers for this question because it's a) not testing for device capabilities and b) not using setTimeout. In my experience, solutions to problems like these that use setTimeout may work for most cases but the timing of events is fairly arbitrary and device specific.
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Hosting Git Repository in Windows
... start the service:
cygrunsrv --start gitd
You are done. If you want to test it, here is a quick and dirty script that shows that you can push over the git protocol to your local machine:
#!/bin/bash
echo "Creating main git repo ..."
mkdir -p /git/testapp.git
cd /git/testapp.git
git init --bare...
correct way to define class variables in Python [duplicate]
...e explains the difference between the styles:
james@bodacious-wired:~$cat test.py
#!/usr/bin/env python
class MyClass:
element1 = "Hello"
def __init__(self):
self.element2 = "World"
obj = MyClass()
print dir(MyClass)
print "--"
print dir(obj)
print "--"
print obj.element1
prin...
The located assembly's manifest definition does not match the assembly reference
I am trying to run some unit tests in a C# Windows Forms application (Visual Studio 2005), and I get the following error:
5...
Why is there no String.Empty in Java?
... anything into.
If you think there is a performance advantage, you should test it. If you don't think its worth testing for yourself, its a good indication it really isn't worth it.
It sounds like to you try to solve a problem which was solved when the language was designed more than 15 years ago...