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java Programming Glossary: wouldHow to sort a Map<Key, Value> on the values in Java? http://stackoverflow.com/questions/109383/how-to-sort-a-mapkey-value-on-the-values-in-java base.get a base.get b return 1 else return 1 returning 0 would merge keys Output unsorted map D 67.3 A 99.5 B 67.4 C 67.4 results..
Why is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array direction a branch will go until the last moment. So how would you strategically guess to minimize the number of times that..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times business logic in the getter method for some reason. This would be re executed everytime Getter methods in JSF backing beans..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet form urlencoded . The request.getParameter and consorts would all return null when using multipart form data. Don't manually.. bugs and isn't actively maintained anymore for years. I wouldn't recommend using it. Apache Commons FileUpload is still actively.. already know the input field names beforehand like as you would do with getParameter . Also normal form fields are since Servlet..
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 must be in name value format and be concatenated by . You would normally also URL encode the query parameters with the specified.. String#format is just for convenience. I prefer it when I would need the String concatenation operator more than twice. Firing.. POST requests e.g. uploading files . To avoid this you would like to set the HttpURLConnection#setFixedLengthStreamingMode..
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 concept shown above. This is how the whole code would look like... The activity where you are showing the dialog.....
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading session won't be sent anymore. A new request.getSession would return a brand new HttpSession and set a cookie with a brand.. read HTTP requests can make use of the same instance. It would otherwise have been too expensive to recreate it on every request...
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files requests into a proper client ready format. Even then this would be better done with a front controller servlet or a custom tag...
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense in JSF2 Facelets&hellip makes sense I would like to output a bit of Facelets code conditionally. For that..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java to cover five integer values so you use Math.random 5 This would return a value in the range 0 5 . Now you need to shift this..
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 api.jar jsp api.jar el api.jar j2ee.jar javaee.jar etc. It would only lead to future portability compatibility classpath and.. classpath and maintainability troubles because your webapp would not work when it's deployed to a servletcontainer of a different..
How to choose the right bean scope? http://stackoverflow.com/questions/7031885/how-to-choose-the-right-bean-scope scoped bean for session view request scoped data would make it to be shared among all users so anyone else can see.. Abusing a session scoped bean for view request scoped data would make it to be shared among all tabs windows in a single browser.. Abusing a request scoped bean for view scoped data would make view scoped data to be reinitialized to default on every..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice In this case where the multiple elements are images it would be better to use either of the following instead A single JLabel..
Singleton with Arguments in Java http://stackoverflow.com/questions/1050991/singleton-with-arguments-in-java constructor. What is the preferred way to do this in Java Would I have to do something like this public class Singleton private..
how to wire one JPane to another JPane http://stackoverflow.com/questions/10523343/how-to-wire-one-jpane-to-another-jpane could PaneWithList fire an event which Main picks up Would PropertyChangeSupport suffice Main.java package dur.bounceme.net..
http://stackoverflow.com/questions/1318645/javafx-or-swing just wanted your input on something with regards to Java. Would it be a good investment to study JavaFX for my user interfaces..
Collision detection with complex shapes http://stackoverflow.com/questions/14574045/collision-detection-with-complex-shapes Is this a good idea and is it possible to do easily Would this be a big CPU hog or is there a better way to do this Level..
What is the point of setters and getters in java? http://stackoverflow.com/questions/1461598/what-is-the-point-of-setters-and-getters-in-java Your mileage is .2f MPG. n milesPerGallon System.out.print Would you like to try again 1 for yes 2 for no restart input.nextInt..
Polymorphism vs Overriding vs Overloading http://stackoverflow.com/questions/154577/polymorphism-vs-overriding-vs-overloading In terms of Java when someone asks what is polymorphism Would overloading or overriding be an acceptable answer I think there..
Import package.* vs import package.SpecificType [duplicate] http://stackoverflow.com/questions/187453/import-package-vs-import-package-specifictype card with a Java import statement bad 8 answers Would it suppose any difference regarding overhead to write an import.. just a specific type i.e. import java.lang.ClassLoader Would the second one be a more advisable way to use than the other..
Java user.home is being set to %userprofile% and not being resolved http://stackoverflow.com/questions/2134338/java-user-home-is-being-set-to-userprofile-and-not-being-resolved Has anyone else experienced this Is there a fix for this Would this be related to the installation of Windows 7 Enterprise..
http://stackoverflow.com/questions/2383265/convert-4-bytes-to-int the remaining 32 bits. 11111111 11111111 11111111 11111111 Would be 1 and 01111111 11111111 11111111 11111111 Would be Integer.MAX_VALUE.. Would be 1 and 01111111 11111111 11111111 11111111 Would be Integer.MAX_VALUE 2147483647 java data conversion share..
Java EE 6 vs. Spring 3 stack [closed] http://stackoverflow.com/questions/2499323/java-ee-6-vs-spring-3-stack this question I need something light so no EJB or Seam. Would you care to explain what makes EJBs heavy since EJB3 Do you..
Eclipse: Attach source/javadoc to a library via a local property http://stackoverflow.com/questions/300328/eclipse-attach-source-javadoc-to-a-library-via-a-local-property Have linked resources relative to workspace paths Would like to use path relative to workspace root DevByStarlight mentions..
How does autowiring work in spring? http://stackoverflow.com/questions/3153546/how-does-autowiring-work-in-spring action how would I instantiate an instance of this service Would I just do UserService userService new UserServiceImpl java..
Android Microsoft Office Library (.doc, .docx, .xls, .ppt, etc.) http://stackoverflow.com/questions/4854947/android-microsoft-office-library-doc-docx-xls-ppt-etc office viewers on the varying Android distributions Would it be reasonable for a developer to expect the user to have..
Eclipse: How to build an executable jar with external jar? http://stackoverflow.com/questions/502960/eclipse-how-to-build-an-executable-jar-with-external-jar but it doesn't show up any description about the warnings. Would someone kindly provide a thorough guide on how to include an..
Using Singleton design pattern for SQLiteDatabase http://stackoverflow.com/questions/6905524/using-singleton-design-pattern-for-sqlitedatabase db connection at all times. Is the above reasoning correct Would a singleton then be a good enough solution for this I know some..
Painting the slider icon of JSlider http://stackoverflow.com/questions/6992633/painting-the-slider-icon-of-jslider the slider icon of JSlider Would like to repaint the the marker or the thumb of the JSlider instead..
Making Distinctions Between Different Kinds of JSF Managed-Beans http://stackoverflow.com/questions/7223055/making-distinctions-between-different-kinds-of-jsf-managed-beans if the User class would feature a list with group names. Would this way be the proper way to go about with regard to the seperation..
Barcode Scanner implementation on Java http://stackoverflow.com/questions/8146840/barcode-scanner-implementation-on-java evidence that this Scanner would work with my program. Would the Scanner be able to read from a barcode presumably printed..
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