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How to delete and replace last line in the terminal using bash?
...anything, just puts the cursor at the beginning of the line. So if the new string is shorter than the old one you can see the leftover text at the end of the line. In the end tput was the best way to go. It has other uses besides the cursor stuff plus it comes pre-installed in many Linux & BSD d...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
...er {
// onCreate etc
@Override
public void onFragmentSuicide(String tag) {
// Check tag if you do this with more than one fragmen, then:
getSupportFragmentManager().popBackStack();
}
}
public interface SuicidalFragmentListener {
void onFragmentSuicide(String ta...
How to stop a PowerShell script on the first error?
...andatory=1)][scriptblock]$cmd,
[Parameter(Position=1,Mandatory=0)][string]$errorMessage = ("Error executing command {0}" -f $cmd)
)
& $cmd
if ($lastexitcode -ne 0) {
throw ("Exec: " + $errorMessage)
}
}
Try {
# Put all your stuff inside here!
# powershe...
How to programmatically empty browser cache?
...elf.There is one trick that can be used.The trick is to append a parameter/string to the file name in the script tag and change it when you file changes.
<script src="myfile.js?version=1.0.0"></script>
The browser interprets the whole string as the file path even though what comes afte...
How do you create a transparent demo screen for an Android app?
...ViewTarget(showcasedView);
ShowcaseView.insertShowcaseView(target, this, R.string.showcase_title, R.string.showcase_details);
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Detect a finger swipe through JavaScript on the iPhone and Android
...ll;
this.yDown = null;
this.element = typeof(element) === 'string' ? document.querySelector(element) : element;
this.element.addEventListener('touchstart', function(evt) {
this.xDown = evt.touches[0].clientX;
this.yDown = evt.touches[0].clientY;
...
difference between foldLeft and reduceLeft in Scala
... For example:
List(1,3,5).foldLeft(0) { _ + _ }
List(1,3,5).foldLeft(List[String]()) { (a, b) => b.toString :: a }
The foldLeft will apply the closure with the last folded result (first time using initial value) and the next value.
reduceLeft on the other hand will first combine two values f...
How to have a default option in Angular.js select box
...
@BenLesh If i want to write some text(string) instead of first option.ng-init="somethingHere= somethingHere || 'Select one' " i tried like this. but it didn't work. what is wrong in my code
– codelearner
Mar 28 '16 at 7:01
...
Mockito - difference between doReturn() and when()
... call the method at all.
Example:
public class MyClass {
protected String methodToBeTested() {
return anotherMethodInClass();
}
protected String anotherMethodInClass() {
throw new NullPointerException();
}
}
Test:
@Spy
private MyClass myClass;
// ...
...
From an array of objects, extract value of a property as array
... the value of a property in an object.
Additionally, _.map() now allows a string to be passed in as the second parameter, which is passed into _.property(). As a result, the following two lines are equivalent to the code sample above from pre-Lodash 4.
var result = _.map(objArray, 'foo');
var resu...