¡@
java Programming Glossary: you'reJava web development, what skills do I need? [closed] http://stackoverflow.com/questions/1958808/java-web-development-what-skills-do-i-need question What exactly do I need to learn I assume that you're already familiar with client side technologies like HTML CSS.. Dummies . Have a look at Amazon.com. I also assume that you're already familiar with basic Java. Follow Oracle's The Java Tutorials..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times worry about this at all. However the story changes when you're performing expensive DB business logic in the getter method.. for the job because it may be invoked multiple times if you're using a bean management framework which uses proxies such as..
What is the difference between JSF, Servlet and JSP? http://stackoverflow.com/questions/2095397/what-is-the-difference-between-jsf-servlet-and-jsp only offers the jsp include for templating so that you're forced to create custom components with raw Java code which..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet for years. Such a library has proven its robustness. When you're not on Servlet 3.0 yet use Apache Commons FileUpload If you're.. not on Servlet 3.0 yet use Apache Commons FileUpload If you're not on Servlet 3.0 yet the common practice is to make use of.. . You can find an example in this blog article . When you're already on Servlet 3.0 or newer use native API If you're already..
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 use its HttpURLConnection#setRequestMethod instead. But if you're trying to use the connection for output you still need to set.. is usually backed by a cookie. Some web forms require that you're logged in and or are tracked by a session. You can use the CookieHandler.. U Windows NT 5.1 en US rv 1.9.2.3 Gecko 20100401 Do as if you're using Firefox 3.6.3. Use the User Agent string from a recent..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files it is already not possible to use scriptlets . This way you're automatically forced to do things the right way . If you want..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense view tree isn't available yet at the point JSTL runs . If you're expecting or storing some state in the view scoped bean by a..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications available by request.getPathInfo as in above example. When you're using suffix patterns like .do .html etc then you could then..
How do I import the javax.servlet API in my Eclipse project? http://stackoverflow.com/questions/4076601/how-do-i-import-the-javax-servlet-api-in-my-eclipse-project servlets share improve this question Ensure that you're using at least Eclipse IDE for Java EE developers with the EE..
http://stackoverflow.com/questions/4112686/how-to-use-servlets-and-ajax pattern someservlet url pattern servlet mapping Or when you're already on a Servlet 3.0 compatible container Tomcat 7 Glassfish..
Migrating from JSF 1.2 to JSF 2.0 http://stackoverflow.com/questions/4441713/migrating-from-jsf-1-2-to-jsf-2-0 id YourWebappID version 2.5 JSP 2.x to JSP 2.x If you're using JSP 2.x and want to keep using it then you basically don't.. don't need to change anything else. Gradually upgrading If you're already using a suffix url pattern for the FacesServlet like.. behind the scenes without changing the URL's. But if you're using a prefix url pattern like faces and you want to gradually..
How to choose the right bean scope? http://stackoverflow.com/questions/7031885/how-to-choose-the-right-bean-scope response cycle. A view scoped bean lives as long as you're interacting with the same JSF view by postbacks returning null..
how to check the jdk version used to compile a .class file [duplicate] http://stackoverflow.com/questions/1096148/how-to-check-the-jdk-version-used-to-compile-a-class-file would work... java jdk share improve this question You're looking for this on the command line for a class called MyClass..
http://stackoverflow.com/questions/12642852/the-images-are-not-loading I got all the fish to swim exactly in the same place... You're image loading code is wrong. Use ImageIO instead Don't store..
Multiple bouncing balls thread issue http://stackoverflow.com/questions/14593678/multiple-bouncing-balls-thread-issue multithreading listener share improve this question You're maintaing two different references to your ball. You have a..
Permission to write to the SD card http://stackoverflow.com/questions/2121833/permission-to-write-to-the-sd-card patrick java android share improve this question You're right that the SD Card directory is sdcard but you shouldn't..
Why doesn't String's hashCode() cache 0? http://stackoverflow.com/questions/2310498/why-doesnt-strings-hashcode-cache-0 java string hashcode share improve this question You're worrying about nothing. Here's a way to think about this issue...
StreamCorruptedException: invalid type code: AC http://stackoverflow.com/questions/2393179/streamcorruptedexception-invalid-type-code-ac finally try catch Exception e e.printStackTrace You're right I don't close the object. I'm not sure how to do that...
Android: Prompt user to save changes when Back button is pressed http://stackoverflow.com/questions/2459848/android-prompt-user-to-save-changes-when-back-button-is-pressed be great java android share improve this question You're not quite on the right track what you should be doing is overriding..
Reusing a PreparedStatement multiple times http://stackoverflow.com/questions/2467125/reusing-a-preparedstatement-multiple-times preparedStatement.close Do this in the finally block You're however dependent on the JDBC driver implementation how many..
http://stackoverflow.com/questions/2750216/post-increment-operator-java evaluated like this a b assign b b 1 then increment WRONG You're not applying the rule consistently You've changed the order..
How to store more than one string in a Map? http://stackoverflow.com/questions/3725703/how-to-store-more-than-one-string-in-a-map with others. java map share improve this question You're in object denial. You should use an object that holds the number..
How to capture video using JMF, but without installing JMF http://stackoverflow.com/questions/4046621/how-to-capture-video-using-jmf-but-without-installing-jmf the Windows JMF download is included in the classpath. You're good to go at this point. All the functionality of JMF without..
Migrating from JSF 1.2 to JSF 2.0 http://stackoverflow.com/questions/4441713/migrating-from-jsf-1-2-to-jsf-2-0 need to do a lot of changes before the site can go live. You're basically changing the view technology here. Master page changes..
“implements Runnable” vs. “extends Thread” http://stackoverflow.com/questions/541487/implements-runnable-vs-extends-thread Yes implements Runnable is the preferred way to do it IMO. You're not really specialising the thread's behaviour. You're just.. You're not really specialising the thread's behaviour. You're just giving it something to run. That means composition is the..
Android download binary file problems http://stackoverflow.com/questions/576513/android-download-binary-file-problems only problem but you've got a classic Java glitch in there You're not counting on the fact that read is always allowed to return..
Should I use Java date and time classes or go with a 3rd party library like Joda Time? http://stackoverflow.com/questions/589870/should-i-use-java-date-and-time-classes-or-go-with-a-3rd-party-library-like-joda to be familiar with Joda than with your homegrown API You're likely to get it wrong for anything beyond the simplest uses.....
Java GUI listeners without AWT http://stackoverflow.com/questions/6255106/java-gui-listeners-without-awt java swing layout awt share improve this question You're mis interpreting the information given to you. You should avoid..
http://stackoverflow.com/questions/8169964/is-mvc-in-swing-thread-safe your setControl ... inside your MVCView . But anyway... You're basically nearly always modifying the GUI from outside the EDT..
Is it safe to use a static java.sql.Connection instance in a multithreaded system? http://stackoverflow.com/questions/9428573/is-it-safe-to-use-a-static-java-sql-connection-instance-in-a-multithreaded-syste only problem resource leaking is also your other problem. You're keeping a single connection open during the entire application's..
Something seems wrong with the layout, JButton showing unexpected behaviour at resize of the window http://stackoverflow.com/questions/9849950/something-seems-wrong-with-the-layout-jbutton-showing-unexpected-behaviour-at-r be platform dependent but I can offer a few observations You're not adding or removing components so you don't need revalidate..
|