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java Programming Glossary: returningHow 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 String b if 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..
Difference between DTO, VO, POJO, JavaBeans? http://stackoverflow.com/questions/1612334/difference-between-dto-vo-pojo-javabeans by the view is fetched and marshalled into the DTOs before returning control to the presentation tier. So for many people DTOs and..
How do I use 3des encryption/decryption in Java? http://stackoverflow.com/questions/20227/how-do-i-use-3des-encryption-decryption-in-java Here's what I've been working with so far note I am not returning the BASE64 text from the encrypt method and I am not base64..
http://stackoverflow.com/questions/2181774/calling-clojure-from-java binomial a function taking two integer arguments and returning a double. There are two similarly named functions binomial a..
How to upload files to server using JSP/Servlet? http://stackoverflow.com/questions/2422468/how-to-upload-files-to-server-using-jsp-servlet . Workaround for GlassFish bug of getParameter still returning null Note that Glassfish versions older than 3.1.2 had a bug..
http://stackoverflow.com/questions/2707322/what-is-null-in-java that the termination condition doesn't depend on readLine returning null but one can see that this design has the benefit of making..
Avoiding “!= null” statements in Java? http://stackoverflow.com/questions/271526/avoiding-null-statements-in-java when writing their own code they tend to rely on returning nulls to indicate something thus requiring the caller to check..
Overriding equals and hashCode in Java http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java if the objects are not modified then it must keep returning the same value . Furthermore o.equals null must always return.. the object is not modified in terms of equals it must keep returning the same value . The relation between the two methods is Whenever..
http://stackoverflow.com/questions/3130311/weird-integer-boxing-in-java But I can't figure out why is the second statement returning true Is there some strange autoboxing rule that kicks in when..
Who sets response content-type in Spring MVC (@ResponseBody) http://stackoverflow.com/questions/3616359/who-sets-response-content-type-in-spring-mvc-responsebody trying to do some AJAX support with one controller method returning just String help text. Resources are in UTF 8 encoding and so..
How to return multiple objects from a Java method? http://stackoverflow.com/questions/457629/how-to-return-multiple-objects-from-a-java-method which I can do in the same loop in this method . Somehow returning a HashMap does not look a very elegant way of doing so. java..
Connection pooling options with JDBC: DBCP vs C3P0 [closed] http://stackoverflow.com/questions/520585/connection-pooling-options-with-jdbc-dbcp-vs-c3p0 link was taken out from beneath it. Worse still DBCP was returning Connection objects to the application for which the underlying..
Java: Detect duplicates in ArrayList? http://stackoverflow.com/questions/562894/java-detect-duplicates-in-arraylist duplicates in ArrayList How could I go about detecting returning true false whether an ArrayList contains more than one of the..
The case against checked exceptions http://stackoverflow.com/questions/613954/the-case-against-checked-exceptions else file not found ... where fopen indicates failure by returning 0 and C foolishly lets you treat 0 as a boolean and... Basically..
How to choose the right bean scope? http://stackoverflow.com/questions/7031885/how-to-choose-the-right-bean-scope as you're interacting with the same JSF view by postbacks returning null void . A session scoped bean lives as long as the established..
Is there a way to refer to the current type with a type variable? http://stackoverflow.com/questions/7354740/is-there-a-way-to-refer-to-the-current-type-with-a-type-variable abstract class or interface that lays out the contract for returning the runtime type of an instance extending the class @param SELF..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager a update the entire viewpager safely in one go ideally returning the user to the page he was on before it is ok that the user..
Math.random() versus Random.nextInt(int) http://stackoverflow.com/questions/738629/math-random-versus-random-nextintint multiple of n below MAX_INT skewing the distribution so returning a value which is uniformly distributed in the range 0 to n 1...
http://stackoverflow.com/questions/7423533/jtable-with-jpopupmenu the popup and then decide which if to return popup. And returning null for the location will only result in showing it at the..
Swing animation running extremely slow http://stackoverflow.com/questions/14886232/swing-animation-running-extremely-slow I just invoke the move method for each car I want to move. Returning to the process_car_arrival event. After adding a Car object..
SpringMVC Custom Collection Editor Not Returning Data To Jsp http://stackoverflow.com/questions/15746371/springmvc-custom-collection-editor-not-returning-data-to-jsp Custom Collection Editor Not Returning Data To Jsp I am binding a multi select list in spring the..
Exception vs Throwable in Java http://stackoverflow.com/questions/2129647/exception-vs-throwable-in-java would sound correct from an analysts point of view. Returning null or 0 just sounds incorrect if your code has pretty good..
http://stackoverflow.com/questions/2253061/secure-http-post-in-android Your App Name Here HttpUtils e Log.d Your App Name Here Returning value ret return ret public String sendGet String url httpGet..
Best practices for exception management in Java or C# http://stackoverflow.com/questions/409563/best-practices-for-exception-management-in-java-or-c-sharp Do you really need to return a success flag like boolean Returning boolean or an int is more of a C mindset than a Java in Java..
Best Way to Inject Hibernate Session by Spring 3 http://stackoverflow.com/questions/4699381/best-way-to-inject-hibernate-session-by-spring-3 public SessionFactory getSessionFactory log.info Returning a refrence to the session instance if sessionFactory null log.error..
Exception is swallowed by finally http://stackoverflow.com/questions/4711064/exception-is-swallowed-by-finally S and the throw of value V is discarded and forgotten . Returning is one example of completing abruptly if the finally block threw..
Returning from a finally block in Java http://stackoverflow.com/questions/48088/returning-from-a-finally-block-in-java from a finally block in Java I was surprised recently to find..
How to Insert Image into JTable Cell http://stackoverflow.com/questions/4941372/how-to-insert-image-into-jtable-cell data columnNames JTable table new JTable model Returning the Class of each column will allow different renderers to..
How can I listen for key presses (within Java Swing) accross all components? http://stackoverflow.com/questions/5344823/how-can-i-listen-for-key-presses-within-java-swing-accross-all-components Got key event return false That will grab all key events. Returning false allows the keyboard focus manager to resume normal key..
Compile and run source code from Java application http://stackoverflow.com/questions/5642840/compile-and-run-source-code-from-java-application to see the errors. The 2nd one runs the compiled code. Returning the exit code to check whether it terminated correctly. I am..
Returning JSON response from Servlet to Javascript/JSP page http://stackoverflow.com/questions/6154845/returning-json-response-from-servlet-to-javascript-jsp-page JSON response from Servlet to Javascript JSP page I think actually..
http://stackoverflow.com/questions/7049494/how-to-get-icon-from-jtable private static final long serialVersionUID 1L Returning the Class of each column will allow different renderers to..
What is the complexity of this simple piece of code? http://stackoverflow.com/questions/7156122/what-is-the-complexity-of-this-simple-piece-of-code is O 1 Getting the next string w in words is O 1 Returning sentence.toString is at most O n . The question is really what..
Fixing BeanNotOfRequiredTypeException on Spring proxy cast on a non-singleton bean? http://stackoverflow.com/questions/841231/fixing-beannotofrequiredtypeexception-on-spring-proxy-cast-on-a-non-singleton-be AbstractBeanFactory.java 203 Returning cached instance of singleton bean 'entityManagerFactory' 2009.. AbstractBeanFactory.java 203 Returning cached instance of singleton bean 'org.springframework.transaction.config.internalTransactionAdvisor'..
Returning CSV file from Servlet using ServletOutputStream over HTTPS in Internet Explorer http://stackoverflow.com/questions/899858/returning-csv-file-from-servlet-using-servletoutputstream-over-https-in-internet CSV file from Servlet using ServletOutputStream over HTTPS in..
What's the point of Guava's Optional class http://stackoverflow.com/questions/9561295/whats-the-point-of-guavas-optional-class a could be null when you're implementing other.method . Returning Optional makes it impossible for callers to forget that case..
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