大约有 8,600 项符合查询结果（耗时：0.0313秒） [XML]
Are PHP Variables passed by value or by reference?
...ts 10
$y->changeValue($x);
echo $x->abc; //outputs 10 not 20 same as java does.
Now see this:
class X {
var $abc = 10;
}
class Y {
var $abc = 20;
function changeValue(&$obj)
{
$obj = new Y();
}
}
$x = new X();
$y = new Y();
echo $x->abc; //outputs 10
$y->changeVa...
Why does Git treat this text file as a binary file?
...
I was having this issue where Git GUI and SourceTree was treating Java/JS files as binary and thus couldn't see difference
Creating file named "attributes" in .git\info folder with following content solved the problem
*.java diff
*.js diff
*.pl diff
*.txt diff
*.ts diff
*.html diff
If y...
Vertical (rotated) label in Android
...
I implemented this for my ChartDroid project. Create VerticalLabelView.java:
public class VerticalLabelView extends View {
private TextPaint mTextPaint;
private String mText;
private int mAscent;
private Rect text_bounds = new Rect();
final static int DEFAULT_TEXT_SIZE = 15...
Animate the transition between fragments
...'s an example on using setCustomAnimations from ApiDemos' FragmentHideShow.java:
ft.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out);
and here's the relevant animator XML from res/animator/fade_in.xml:
<objectAnimator xmlns:android="http://schemas.android.com/apk/r...
How do I cast a variable in Scala?
... you get the result of this pattern matching cast into a variable? like in java if it was String a = (String) b; what would the scala equivalent be?
– James McMahon
Jul 19 '12 at 3:58
...
Tool for adding license headers to source files? [closed]
...sk (modify the .endswith parameter for the filemask of your language (.c, .java, ..etc)
ability to overwrite previous copyright text (provide old copyright parameter to do this)
optionally omits directories given in the excludedir array
-
# updates the copyright information for all .cs files
# us...
Nested or Inner Class in PHP
...es relate to other classes a little differently than outer classes. Taking Java as an example:
Non-static nested classes have access to other members of the enclosing class, even if they are declared private. Also, non-static nested classes require an instance of the parent class to be instantiated...
How to initialise memory with new operator in C++?
...
@villintehaspam: No, it is not a C++ way to do it. It is Java way to do it. Sticking vector everywhere regardless of context is called "Writing Java code in C++".
– AnT
Feb 5 '10 at 1:02
...
Immutable vs Unmodifiable collection
...le, but certain users aren't permitted to change the collection.
Oracle's Java Collection Wrapper tutorial has this to say (emphasis added):
Unmodifiable wrappers have two main uses, as follows:
To make a collection immutable once it has been built. In this case, it's good practice not ...
How is “mvn clean install” different from “mvn install”?
...nstall.
clean removes the target folder - it deletes all class files, the java docs, the jars, reports and so on. If you don't clean, then maven will only "do what has to be done", like it won't compile classes when the corresponding source files haven't changed (in brief).
we call it target in an...