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java Programming Glossary: aboutWhy is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated does then is it fine to use Vector What about Stack which is a subclass of Vector what should I use instead..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times a very cheap operation so you should generally not worry about this at all. However the story changes when you're performing..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android with other engineers there is always a long discussion about what they actually mean that only results in a vague conclusion... can use the Debug API to get raw kernel level information about memory usage http developer.android.com intl de reference android.. to get this information about another process http developer.android.com intl de reference..
What is a raw type and why shouldn't we use it? http://stackoverflow.com/questions/2770321/what-is-a-raw-type-and-why-shouldnt-we-use-it parameters so they're not raw types. What's so special about raw types Essentially raw types behaves just like they were.. raw type List does not have type safety you can add just about anything to a List . Consider the following variation of the.. allow them To provide compatibility. The Java platform was about to enter its second decade when generics were introduced and..
How to use java.net.URLConnection to fire and handle HTTP requests? http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests often asked here and the Oracle tutorial is too concise about it. So how do I use it to fire and handle HTTP requests Are.. be fired on demand when you want to get any information about the HTTP response such as the response body using URLConnection#getInputStream..
What is a serialVersionUID and why should I use it? http://stackoverflow.com/questions/285793/what-is-a-serialversionuid-and-why-should-i-use-it question The docs for java.io.Serializable are probably about as good an explanation as you'll get The serialization runtime..
How to call SOAP web service in Android http://stackoverflow.com/questions/297586/how-to-call-soap-web-service-in-android documents and references to kSoap2 and then some bit about parsing it all manually with SAX . OK that's fine but it's 2008..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog newer only This method is awesome you do not have to worry about downloading the file manually handle threads streams etc. GingerBread..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files already implicit HTML escaping so you don't need to worry about XSS holes in Facelets. See also Hidden features of JSP Servlet..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense render time is that moment when the JSF component tree is about to generate HTML starting with UIViewRoot#encodeAll . So JSF..
How do I write a correct micro-benchmark in Java? http://stackoverflow.com/questions/504103/how-do-i-write-a-correct-micro-benchmark-in-java samples and comments illustrating various things to think about. Example Should the benchmark measure time iteration or iterations.. micro benchmark share improve this question Tips about writing micro benchmarks from the creators of Java HotSpot Rule.. Inspect the code yourself before forming theories about what makes something faster or slower. Rule 7 Reduce noise in..
Java GUI listeners without AWT http://stackoverflow.com/questions/6255106/java-gui-listeners-without-awt AWT in my programs because it is outdated. I already know about light and heavyweight components the main problem is the mouse..
Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing? http://stackoverflow.com/questions/7229226/should-i-avoid-the-use-of-setpreferredmaximumminimumsize-methods-in-java-swi forced by compound components having special ideas about child sizes. Slightly because they should have implemented their..
Why is not possible to extend annotations in Java? http://stackoverflow.com/questions/1624084/why-is-not-possible-to-extend-annotations-in-java inheritance annotations share improve this question About the reason why it wasn't designed that way you can find the..
Floating point arithmetic not producing exact results in Java http://stackoverflow.com/questions/1661273/floating-point-arithmetic-not-producing-exact-results-in-java . Then read What Every Computer Scientist Should Know About Floating Point Arithmetic for the background of why you're getting..
Garbage Collection in Java and Circular References http://stackoverflow.com/questions/1910194/garbage-collection-in-java-and-circular-references the section on unreachable objects in Appendix A The Truth About Garbage Collection in Java Platform Performance Strategies and..
Why should I use the Oracle JDK over the OpenJDK, or vice-versa? [closed] http://stackoverflow.com/questions/1977238/why-should-i-use-the-oracle-jdk-over-the-openjdk-or-vice-versa a bug . If you want to play with Java 7 OpenJDK is nice. About Java 7 note that JDK7 and OpenJDK7 will have nearly identical..
Choosing a Java Web Framework now? [closed] http://stackoverflow.com/questions/2084169/choosing-a-java-web-framework-now insights on using Spring Roo or Play will be very helpful. About Spring Roo I've read previous answers like Spring roo Vs Wicket..
What is a stack trace, and how can I use it to debug my application errors? http://stackoverflow.com/questions/3988788/what-is-a-stack-trace-and-how-can-i-use-it-to-debug-my-application-errors it tell me about the error that's happening in my program About this question quite often I see a question come through where..
http://stackoverflow.com/questions/4081858/about-java-cloneable Java cloneable I was looking for some tutorials explaining..
Difference between Mojarra and MyFaces [closed] http://stackoverflow.com/questions/4530746/difference-between-mojarra-and-myfaces with bugfixing but also with performance enhancements. About halfway the Mojarra 1.2 lifetime around 2007 2009 Mojarra was..
http://stackoverflow.com/questions/6878275/how-get-the-base-url index.xhtml Home a li li a href company about_us.xhtml About us a li ... ul So my problem is when the current page is index.xhtml.. pageContext.request.contextPath webname about_us.xhtml About us a li ... ul But I think is not 'elegant' at all. Any ideas.. Home a li li a href # request.contextPath about_us.xhtml About us a li You can if necessary use c set tag to make it yet shorter...
Can't get ArrayIndexOutOfBoundsException from Future<?> and SwingWorker if thread starts Executor http://stackoverflow.com/questions/7053865/cant-get-arrayindexoutofboundsexception-from-future-and-swingworker-if-threa columnNames Narrative Description private Object data About About Add Add private JTable table private Executor executor.. Narrative Description private Object data About About Add Add private JTable table private Executor executor Executors.newCachedThreadPool..
Installing IDEA on Ubuntu 11.10 http://stackoverflow.com/questions/8382641/installing-idea-on-ubuntu-11-10
How do I move my JMenuBar to the screen menu bar on Mac OS X? http://stackoverflow.com/questions/8955638/how-do-i-move-my-jmenubar-to-the-screen-menu-bar-on-mac-os-x Options for Mac OS X Java Dictionary Info.plist Keys About Info.plist Keys and Java Runtime System Properties . key Properties..
Can I have a JTabbedPane with a JMenuBar? http://stackoverflow.com/questions/9729692/can-i-have-a-jtabbedpane-with-a-jmenubar Box.createHorizontalGlue menuBar.add createMenu About menuBar.setPreferredSize new Dimension menuBar.getPreferredSize.. #2 in title m.add Menu item #3 in title if title.equals About m.setComponentOrientation ComponentOrientation.RIGHT_TO_LEFT..
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