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java Programming Glossary: thatHow 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 requests Are there other hints and best practices on this that may be useful java http httprequest httpurlconnection urlconnection.. element which you'd like to press programmatically because that's usually been used in the server side to distinguish if a button.. and so on. The above examples does exactly that so the connect call is in fact superfluous. Gathering HTTP response..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files Java Code in JSP Files I'm new to Java EE and I know that something like the following three lines x 1 request.getParameter.. From JSP 1.2 Specification it is highly recommended that the JSP Standard Tag Library JSTL be used in your web application.. reduce the need for JSP scriptlets in your pages. Pages that use JSTL are in general easier to read and maintain. ... Where..
http://stackoverflow.com/questions/40480/is-java-pass-by-reference however I've seen a couple of blog posts e.g. this blog that claim it's not. I don't think I understand the distinction they're.. pass by value. The difficult thing can be to understand that Java passes objects as references and those references are passed..
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 10 of space child2 40 child3 50 is it possible to achieve that without implementing a custom LayoutManager I hope to have been.. 10 of space child2 40 child3 50 is it possible to achieve that without implementing a custom LayoutManager any of the Big Three..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice the easy opportunity to focus attention on the content of that dialog choose fix cancel this then proceed. Multiple frames.. when the parent is clicked on you'd have to implement that in frames if that was the desired behavior. There are any number.. is clicked on you'd have to implement that in frames if that was the desired behavior. There are any number of ways of displaying..
Reasons of getting a java.lang.VerifyError http://stackoverflow.com/questions/100107/reasons-of-getting-a-java-lang-verifyerror I tried to recompile it with jdk 1.5.0_15 without succes. That is the compilation runs fine but when deployed the java.lang.VerifyError..
How do I list the files inside a JAR file? http://stackoverflow.com/questions/1429172/how-do-i-list-the-files-inside-a-jar-file ImageIO.read this.getClass .getResource CompanyLogo.png That one works because the CompanyLogo is hardcoded but the number..
http://stackoverflow.com/questions/148681/unloading-classes-in-java actual loading of classes to specific Jar classloaders. That way you can point to different versions of the jar file for..
How to round a number to n decimal places in Java http://stackoverflow.com/questions/153724/how-to-round-a-number-to-n-decimal-places-in-java I also would like only significant digits to be displayed. That is there should not be any trailing zeroes. I know one method.. However as you can see this uses half even rounding. That is it will round down if the previous digit is even. What I'd..
Setting multiple jars in java classpath http://stackoverflow.com/questions/219585/setting-multiple-jars-in-java-classpath differently from the classpath or cp command line option. That is wildcards are honored in all these cases. However class path..
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 quickly subsumed into caches and other uses of it . That is pretty much the SDK APIs for this. However there is more..
Avoiding “!= null” statements in Java? http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java that it returns null if there's no appropriate action. That leads the null checking you're talking about. An alternative..
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 just like they were before generics were introduced. That is the following is entirely legal at compile time. List names..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading live as long as the object in question lives. Threadsafety That said your major concern is possibly threadsafety . You should.. that Servlets and filters are shared among all requests. That's the nice thing of Java it's multithreaded and different threads.. will be shared among all other requests in other sessions. That's threadunsafe The below example illustrates that public class..
Unicode equivalents for \w and \b in Java regular expressions? http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions digit or connecting punctuation usually underscore . That way a regex like w matches words like hello élève GO _432 or.. u000D u0085 u2028 u2029 X PM pM Some things to consider... That uses for its X definition what Unicode now refers to as a legacy.. b and B are specifically written to use the w definition. That w definition is overly broad because it grabs the parenned letters..
If profiler is not the answer, what other choices do we have? http://stackoverflow.com/questions/4387895/if-profiler-is-not-the-answer-what-other-choices-do-we-have should be uncorrelated with the state of the program. That means happening at a truly random time regardless of whether.. it for the hot lines of code accounting for the time. That information is in the samples Why hide it An almost universal..
Migrating from JSF 1.2 to JSF 2.0 http://stackoverflow.com/questions/4441713/migrating-from-jsf-1-2-to-jsf-2-0 xml ns javaee web facelettaglibrary_2_0.xsd version 2.0 That should basically be it. JSP 2.x to Facelets 2.0 If you're using..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser class Items extends ArrayList Item public Items super Thats it for our items container. We now need a class to hold the.. to track there in the XML structure we are at the moment. That is if we encounter a item starting tag we set the inItem flag..
Connection pooling options with JDBC: DBCP vs C3P0 [closed] http://stackoverflow.com/questions/520585/connection-pooling-options-with-jdbc-dbcp-vs-c3p0 project. Thus my original post may be out of date. That being said I haven't yet experienced this new upgraded library's..
“implements Runnable” vs. “extends Thread” http://stackoverflow.com/questions/541487/implements-runnable-vs-extends-thread behaviour. You're just giving it something to run. That means composition is the philosophically purer way to go. In..
Why is char[] preferred over String for passwords? http://stackoverflow.com/questions/8881291/why-is-char-preferred-over-string-for-passwords char share improve this question Strings are immutable. That means once you've created the string if another process can..
Java Challenge on A Gradient Color Canvas http://stackoverflow.com/questions/14096002/java-challenge-on-a-gradient-color-canvas just the first for loop a completely white square. I THINK THAT MY FOR LOOPS ARE PROBLEMATIC AND DO NOT CORRECTLY IDENTIFY THE..
How to have multiple clients access my chat room (bucky's instant mssager) [closed] http://stackoverflow.com/questions/16473684/how-to-have-multiple-clients-access-my-chat-room-buckys-instant-mssager ioException chatWindow.append n ERROR DUDE I CANT SEND THAT MESSAGE updates chatWindow private void showMessage final String..
Capitalize First Char of Each Word in a String Java http://stackoverflow.com/questions/1892765/capitalize-first-char-of-each-word-in-a-string-java Old McDonald would be find too but I don't expect it to be THAT smart. A quick look at the Java String Documentation reveals..
How to do Basic Authentication of a resource in Dropwizard http://stackoverflow.com/questions/20662871/how-to-do-basic-authentication-of-a-resource-in-dropwizard server side you will have to save map this access_token to THAT user before returning it back to the client and when all the..
http://stackoverflow.com/questions/2405885/any-good-jsch-examples THE DIRECTORY USER LOGIN USER NAME PASSWORD PASSWORD FOR THAT USER HOST IP ADDRESS OF THE SSH SERVER String command ls FILE_NAME..
http://stackoverflow.com/questions/3725827/ant-string-functions doesn't say much echo allUpperCase THIS IS A NORMAL LINE THAT DOESN'T SAY MUCH BUILD SUCCESSFUL Update for WarrenFaith's comment..
Understanding EJB3/JPA container-level transactions and isolation level http://stackoverflow.com/questions/4136852/understanding-ejb3-jpa-container-level-transactions-and-isolation-level SOMETHING TO THE DATABASE thirdEjb.doSomething CAN'T SEE THAT SOMETHING IN THE DATABASE I've set the TransactionAttribute..
Removing strings from another string in java http://stackoverflow.com/questions/4769282/removing-strings-from-another-string-in-java AN ARE AS AT BE BY COM FOR FROM HOW IN IS IT NOT OF ON OR THAT THE THIS TO WAS WHAT WHEN WHERE WHO WILL WITH THE WWW private..
Writing an authorization filter for my web app(JSF 2.0) http://stackoverflow.com/questions/5662367/writing-an-authorization-filter-for-my-web-appjsf-2-0 adminpanel.xhtml Only ADMINISTRATOR HOW SHOULD I IMPLEMENT THAT if currentUser null currentUser.getType .equals BUYER if currentUser..
HttpPost -> Redirect -> Location or body of response needed http://stackoverflow.com/questions/8014997/httppost-redirect-location-or-body-of-response-needed HttpResponse response httpclient.execute httppost RESPONE THAT WORKS WITH JAVA System.out.println Location String LocationHeader..
Sudoku solver in Java, using backtracking and recursion http://stackoverflow.com/questions/9404673/sudoku-solver-in-java-using-backtracking-and-recursion describe vanish a bit at least . EDIT AFTER HAVING LEARNED THAT BRUTE FORCE IS REQUIRED. Your teacher obviously wants to teach..
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