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Design Patterns: Abstract Factory vs Factory Method
...efer
instantiations to subclasses)
First, we must note that neither Java nor C# existed when the GoF wrote their book. The GoF use of the term interface is unrelated to the interface types introduced by particular languages. Therefore, the concrete creator can be created from any API. The imp...
Capture screenshot of active window?
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Isitz only can do with java script?
– beny lim
Feb 2 '12 at 9:00
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How to differ sessions in browser-tabs?
In a web-application implemented in java using JSP and Servlets; if I store information in the user session, this information is shared from all the tabs from the same browser. How to differ sessions in the browser-tabs?
In this example:
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Can't delete virtual device from Eclipse, android
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I've been looking for the java code and this error really mean you have an AVD running...
Have you tried kill'em all with top or htop (which is way better).
// check if the AVD is running
if (avdInfo.isRunning()) {
display.asyncExec(n...
What's the pythonic way to use getters and setters?
...I understood correctly python takes just the opposite point compared to eg java. Instead of making everything private by default and writing some extra code when it is needed publicly in python you can make everything public and add privacy later on
– idclev 463035818
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Creating stored procedure and SQLite?
...n functions, stored procedures, esoteric SQL language features, XML and/or Java extensions, tera- or peta-byte scalability, and so forth
Source : Appropriate Uses For SQLite
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The application may be doing too much work on its main thread
...wo or more). It's useful to make your app logic separated from the UI. Use Java threads, AsyncTask or IntentService. Check this.
Read and follow the misc performance tips of Android development website. Check here.
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How to center the content inside a linear layout?
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If you are looking for an answer in java code,
LinearLayout linearLayout = new LinearLayout(context);
linearLayout.setGravity(Gravity.CENTER);
// add children
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How to: Define theme (style) item for custom widget
...e as the third argument in your widget's constructor (in CustomImageButton.java):
public class CustomImageButton extends ImageButton {
private String customAttr;
public CustomImageButton( Context context ) {
this( context, null );
}
public CustomImageButton( Context contex...
When do you use the “this” keyword? [closed]
... @surfen that can be avoided by additional style checks, e.g. in Java you can use Checkstyle and run it after a full build (and in any popular iterative/OO language there will be similar tools)
– Maarten Bodewes
Jan 8 '14 at 12:01
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