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java Programming Glossary: pointer

JLabel images array

http://stackoverflow.com/questions/11553461/jlabel-images-array

labels. edit I tried this before but it throws a null pointer exception... boardLabels 0 .setIcon pieces 1 boardLabels 1 .setIcon.. regarding edit I tried this before but it throws a null pointer exception. Then solve this as you would any NPE. Find out which..

What's the nearest substitute for a function pointer in Java?

http://stackoverflow.com/questions/122407/whats-the-nearest-substitute-for-a-function-pointer-in-java

the nearest substitute for a function pointer in Java I have a method that's about ten lines of code. I want.. This is a perfect application for passing in a function pointer to replace that one line but Java doesn't have function pointers... to replace that one line but Java doesn't have function pointers. What's my best alternative java closures function pointers..

What is Double Brace initialization in Java?

http://stackoverflow.com/questions/1958636/what-is-double-brace-initialization-in-java

inner classes. The created class has an implicit this pointer to the surrounding outer class. Whilst not normally a problem..

How to select and crop an image in android?

http://stackoverflow.com/questions/2085003/how-to-select-and-crop-an-image-in-android

the i.putExtra crop true Logcat does not give me the null pointer exception and I am able to do what I want with the image. So..

What is a Null Pointer Exception?

http://stackoverflow.com/questions/218384/what-is-a-null-pointer-exception

is a Null Pointer Exception What are null pointer exceptions and what causes them in general java nullpointerexception.. exceptions and what causes them in general java nullpointerexception share improve this question When you declare a reference.. variable i.e. an object you are really creating a pointer to an object. Consider the following code where you declare..

how to obtain mouse click coordinates outside my window in Java

http://stackoverflow.com/questions/2419555/how-to-obtain-mouse-click-coordinates-outside-my-window-in-java

you'll receive a focus lost event. Then query for the pointer position. The limitation is that of course your app loses focus...

Design Patterns web based applications

http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications

Please you guide us in choosing the best design.Also any pointer to a good design pattern material will be welcome. java design..

Export PDF pages to a series of images in Java

http://stackoverflow.com/questions/550129/export-pdf-pages-to-a-series-of-images-in-java

and various other java pdf libraries I am hoping for a pointer to some working example or some how to. Thanks. java image..

How would you code an efficient Circular Buffer in Java or C#

http://stackoverflow.com/questions/590069/how-would-you-code-an-efficient-circular-buffer-in-java-or-c-sharp

this question I would use an array of T a head and tail pointer and add and get methods. Like Bug hunting is left to the user..

Seeking clarification on apparent contradictions regarding weakly typed languages

http://stackoverflow.com/questions/9929585/seeking-clarification-on-apparent-contradictions-regarding-weakly-typed-language

by making an unsafe block. In an unsafe block you can use pointer magic to treat an int as a float violating type safety or to..

Using JNA to get/set application identifier

http://stackoverflow.com/questions/1907735/using-jna-to-get-set-application-identifier

import com.sun.jna.NativeLong import com.sun.jna.Pointer import com.sun.jna.WString import com.sun.jna.ptr.PointerByReference.. import com.sun.jna.WString import com.sun.jna.ptr.PointerByReference public class AppIdTest public static void main String.. String getCurrentProcessExplicitAppUserModelID final PointerByReference r new PointerByReference if GetCurrentProcessExplicitAppUserModelID..

What is a Null Pointer Exception?

http://stackoverflow.com/questions/218384/what-is-a-null-pointer-exception

is a Null Pointer Exception What are null pointer exceptions and what causes.. dereference num BEFORE creating the object you get a NullPointerException. In the most trivial cases the compiler will catch..

Null Pointer Exception while using Java Compiler API

http://stackoverflow.com/questions/2543439/null-pointer-exception-while-using-java-compiler-api

Pointer Exception while using Java Compiler API MyClass.java package.. am executing the SimpleCompileTest class and getting a NullPointerException. The ToolProvider.getSystemJavaCompiler is returning..

Is Catching a Null Pointer Exception a Code Smell?

http://stackoverflow.com/questions/2586290/is-catching-a-null-pointer-exception-a-code-smell

Catching a Null Pointer Exception a Code Smell Recently a co worker of mine wrote in.. a defensive check for the one result. However catching NullPointerException just seemed wrong to me. In my mind Null pointer exceptions..

Why is it “Easier to ask forgiveness than permission” in python, but not in Java? [closed]

http://stackoverflow.com/questions/6092992/why-is-it-easier-to-ask-forgiveness-than-permission-in-python-but-not-in-java

etc. Update2 The Java mentality Is Catching a Null Pointer Exception a Code Smell Link to relevant parts of the famous..

Getting active window information in Java

http://stackoverflow.com/questions/6391439/getting-active-window-information-in-java

import com.sun.jna.Native import com.sun.jna.Pointer import com.sun.jna.platform.win32.WinDef.HWND import com.sun.jna.ptr.PointerByReference.. import com.sun.jna.ptr.PointerByReference public class EnumerateWindows private static final.. Active window title Native.toString buffer PointerByReference pointer new PointerByReference GetWindowThreadProcessId..

Extract cursor image in Java

http://stackoverflow.com/questions/739870/extract-cursor-image-in-java

User32 user32 User32.INSTANCE Gdi32 gdi32 Gdi32.INSTANCE Pointer hIcon user32 .LoadCursorW Pointer.NULL cursor Pointer hdc gdi32.CreateCompatibleDC.. gdi32 Gdi32.INSTANCE Pointer hIcon user32 .LoadCursorW Pointer.NULL cursor Pointer hdc gdi32.CreateCompatibleDC Pointer.NULL.. Pointer hIcon user32 .LoadCursorW Pointer.NULL cursor Pointer hdc gdi32.CreateCompatibleDC Pointer.NULL Pointer bitmap gdi32.CreateCompatibleBitmap..