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ALTER DATABASE failed because a lock could not be placed on database
...nnection 1 (leave running for a couple of minutes)
CREATE DATABASE TESTING123
GO
USE TESTING123;
SELECT NEWID() AS X INTO FOO
FROM sys.objects s1,sys.objects s2,sys.objects s3,sys.objects s4 ,sys.objects s5 ,sys.objects s6
Connections 2 and 3
set lock_timeout 5;
ALTER DATABASE TESTING123 SET ...
Autoincrement VersionCode with gradle extra properties
...sible.
This script will create a version number which looks like v1.3.4 (123) and build an apk file like AppName-v1.3.4.apk.
Major version ⌄ ⌄ Build version
v1.3.4 (123)
Minor version ⌃|⌃ Patch version
Major version: Has to be changed manually for bigger changes.
...
Node.js Unit Testing [closed]
...
An example would be
var is = require("vows-is");
is.suite("testing is fun").batch()
.context("is testing fun?")
.topic.is("yes")
.vow.it.should.equal("yes")
.suite().run({
reporter: is.reporter
});
More examples
...
How does the C code that prints from 1 to 1000 without loops or conditional statements work?
... exit(j+1) are essentially the same thing - quoting C99 §6.3.2.1/4:
A function designator is an expression that has function type. Except when it is the
operand of the sizeof operator or the unary & operator, a function designator with
type "function returning type" is converted to an e...
Sprintf equivalent in Java
... that are perfect as instance methods, take String.Length()
int length = "123".Length();
In this situation, it's obvious we are not trying to modify "123", we are just inspecting it, and returning its length. This is a perfect candidate for an instance method.
My simple rules for Instance Method...
`ui-router` $stateParams vs. $state.params
...stateParams = {};
stateParams.nextParams = $stateParams; //{item_id:123}
stateParams.next = $state.current.name;
$state.go('app.login', stateParams);
//$stateParams.nextParams on app.login is now:
//{next:'app.details', nextParams:{next:'app.details'}}
When using $state.params:
var ...
Drawing a line/path on Google Maps
...nswered Oct 20 '10 at 5:08
richa123richa123
21122 silver badges22 bronze badges
...
What does ~~ (“double tilde”) do in Javascript?
...umbers.
Math.trunc(13.37) // 13
Math.trunc(42.84) // 42
Math.trunc(0.123) // 0
Math.trunc(-0.123) // -0
Math.trunc("-1.123")// -1
Math.trunc(NaN) // NaN
Math.trunc("foo") // NaN
Math.trunc() // NaN
The polyfill:
function trunc(x) {
return x < 0 ? Math.ceil(x) : Math....
How to get hosting Activity from a view?
...
I like this solution written in Kotlin
tailrec fun Context?.getActivity(): Activity? = when (this) {
is Activity -> this
else -> (this as? ContextWrapper)?.baseContext?.getActivity()
}
Usage in View class
context.getActivity()
Decompiled code:
public stati...
How to check if a string contains only digits in Java [duplicate]
... all be "true"
System.out.println("1".matches(regex));
System.out.println("12345".matches(regex));
System.out.println("123456789".matches(regex));
// negative test cases, should all be "false"
System.out.println("".matches(regex));
System.out.println("foo".matches(regex));
System.out.println("aa123...