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java Programming Glossary: otherwisehttp://stackoverflow.com/questions/13022754/java-bouncing-ball for the other... You should be using a null layout manager otherwise it will take over and layout your balls as it sees fit. You..
Collision detection with complex shapes http://stackoverflow.com/questions/14574045/collision-detection-with-complex-shapes . Obstacles are painted green when not in collision red otherwise. import java.awt. import java.awt.event. import java.awt.geom...
Why is using a wild card with a Java import statement bad? http://stackoverflow.com/questions/147454/why-is-using-a-wild-card-with-a-java-import-statement-bad
What is a stack overflow error? http://stackoverflow.com/questions/214741/what-is-a-stack-overflow-error function you have at least modified one of the arguments otherwise there'll be no visible change for the recusivly called function..
Where to place configuration properties files in a JSP/Servlet web application? http://stackoverflow.com/questions/2161054/where-to-place-configuration-properties-files-in-a-jsp-servlet-web-application I have demonstrated to place the file in WEB INF folder otherwise it would have been public accessible by any webbrowser. Also..
non-static variable cannot be referenced from a static context http://stackoverflow.com/questions/2559527/non-static-variable-cannot-be-referenced-from-a-static-context class so the runtime can reserve memory for the instance otherwise different instances would overwrite each other which you don't..
http://stackoverflow.com/questions/2707322/what-is-null-in-java static Console console Returns The system console if any otherwise null . This is a very common use pattern null is used to denote..
Is List<Dog> a subclass of List<Animal>? Why aren't Java's generics implicitly polymorphic? http://stackoverflow.com/questions/2745265/is-listdog-a-subclass-of-listanimal-why-arent-javas-generics-implicitly-p a litter of puppies Absolutely not. Illegal code because otherwise life would be Bad List Dog dogs new List Dog List Animal animals..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading HTTP requests can make use of the same instance. It would otherwise have been too expensive to recreate it on every request. But..
What are the pros and cons of the leading Java HTML parsers? http://stackoverflow.com/questions/3152138/what-are-the-pros-and-cons-of-the-leading-java-html-parsers code needed to gather the information of interest would otherwise grow up 10 times as big without writing utility helper methods..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense 2.1.18 to have the chicken egg issue with view scope fixed otherwise you must turn off partial state saving. See also Communication..
What's wrong with overridable method calls in constructors? http://stackoverflow.com/questions/3404301/whats-wrong-with-overridable-method-calls-in-constructors only alternative I can imagine is to pass the results of otherwise abstract methods to the super constructor in subclasses. But..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android to Android. Am I correct What's different in DalvikVM otherwise EDIT I would like to have opinions on several aspects involved..
Causes of 'java.lang.NoSuchMethodError: main Exception in thread “main”' http://stackoverflow.com/questions/5407250/causes-of-java-lang-nosuchmethoderror-main-exception-in-thread-main Note that you HAVE actually specified an existing class otherwise the error would have been different but that class lacks the..
How can I create an executable jar with dependencies using Maven? http://stackoverflow.com/questions/574594/how-can-i-create-an-executable-jar-with-dependencies-using-maven Compile goal should be added before assembly single or otherwise the code on your own project is not included. See more details..
Creating a custom button in Java with JButton http://stackoverflow.com/questions/5751311/creating-a-custom-button-in-java-with-jbutton to create a button that has a custom shape hexagon but otherwise acts like a normal JButton would that is works with an ActionListener..
When to use <ui:include>, tag files, composite components and/or custom components? http://stackoverflow.com/questions/6822000/when-to-use-uiinclude-tag-files-composite-components-and-or-custom-componen context param do not use this setting for development otherwise you've to restart the whole server to get changes in Facelets..
Java String.equals versus == [duplicate] http://stackoverflow.com/questions/767372/java-string-equals-versus that you've actually got some tokens in the datos array otherwise you'll get an array out of bounds exception. share improve..
Is it possible to read from a InputStream with a timeout? http://stackoverflow.com/questions/804951/is-it-possible-to-read-from-a-inputstream-with-a-timeout if data is available within 'timeout' milliseconds and 2 otherwise. Before the method returns any spawned threads must exit. To..
http://stackoverflow.com/questions/8614972/passing-current-date lack in code there I must to set fix size for animations otherwise some Start outside Rectangle 490 x 490 freeze or shaking on..
java.io.Console support in Eclipse IDE http://stackoverflow.com/questions/104254/java-io-console-support-in-eclipse-ide or at least create a Console that the JVM will recognize Otherwise I'm forced to jar the project up and run on a command line environment..
http://stackoverflow.com/questions/14211843/how-to-save-uploaded-file the page . Then you need to autogenerate the filename. Otherwise when someone else uploads a file with coincidentally the same..
Maximum Java heap size of a 32-bit JVM on a 64-bit OS http://stackoverflow.com/questions/1434779/maximum-java-heap-size-of-a-32-bit-jvm-on-a-64-bit-os that ready for when the 32 bit environment breaks down. Otherwise you will have to do that work under pressure which is never..
How do I return a boolean from AsyncTask? http://stackoverflow.com/questions/16752073/how-do-i-return-a-boolean-from-asynctask the code inside it will run on the UI Thread. Otherwise you need to post a Runnable through an Handler share improve..
Xml configuration versus Annotation based configuration http://stackoverflow.com/questions/182393/xml-configuration-versus-annotation-based-configuration logic and serves as a good code level comment as well. Otherwise this information is probably best expressed as XML because although..
How to properly override clone method? http://stackoverflow.com/questions/2326758/how-to-properly-override-clone-method choice but to implement a well behaved clone method. Otherwise you are better off providing alternative means of object copying..
http://stackoverflow.com/questions/2707322/what-is-null-in-java the ReferenceType without raising a ClassCastException . Otherwise the result is false . This means that for any type E and R for..
How do I programmatically compile and instantiate a Java class? http://stackoverflow.com/questions/2946338/how-do-i-programmatically-compile-and-instantiate-a-java-class SomeInterface instance SomeInterface cls.newInstance Otherwise you need to involve the Reflection API to access and invoke..
What is the difference between javac and the Eclipse compiler? http://stackoverflow.com/questions/3061654/what-is-the-difference-between-javac-and-the-eclipse-compiler with the error is never ran your program will run fine. Otherwise it will throw an exception indicating that you tried to run..
Multiple wildcards on a generic methods makes Java compiler (and me!) very confused http://stackoverflow.com/questions/3546745/multiple-wildcards-on-a-generic-methods-makes-java-compiler-and-me-very-confu is a wildcard type argument of the form super B i then li Otherwise S i T i . Capture conversion is not applied recursively. This..
http://stackoverflow.com/questions/3553200/hibernate-different-object-with-the-same-identifier-value-was-already-associate to the user's role collection versus to the groups. Otherwise if the effects of merge work for you which is in line with the..
Why can't I define a static method in a Java interface? http://stackoverflow.com/questions/512877/why-cant-i-define-a-static-method-in-a-java-interface class's table. If a method body is found it is invoked. Otherwise the parent class of the class is obtained and the lookup is..
How are SSL certificate server names resolved/Can I add alternative names using keytool? http://stackoverflow.com/questions/8443081/how-are-ssl-certificate-server-names-resolved-can-i-add-alternative-names-using type dNSName is present that MUST be used as the identity. Otherwise the most specific Common Name field in the Subject field of..
How to reference components in JSF ajax? Cannot find component with identifier “foo” in view http://stackoverflow.com/questions/8634156/how-to-reference-components-in-jsf-ajax-cannot-find-component-with-identifier as a relative search expression as described below. Otherwise if this UIComponent is a NamingContainer it will serve as the.. is a NamingContainer it will serve as the basis. Otherwise search up the parents of this component. If a NamingContainer.. If a NamingContainer is encountered it will be the base. Otherwise if no NamingContainer is encountered the root UIComponent will..
What are static factory methods in Java? http://stackoverflow.com/questions/929021/what-are-static-factory-methods-in-java which creates a connection if we're below the limit. Otherwise it tries to provide a spare connection and finally fails with..
How to get Ip address of our own system using java http://stackoverflow.com/questions/9481865/how-to-get-ip-address-of-our-own-system-using-java I need the client to register Its PPP IP if available Otherwise the LAN IP if available Otherwise it must register 127.0.0.1.. Its PPP IP if available Otherwise the LAN IP if available Otherwise it must register 127.0.0.1 assuming its the same computer. Please..
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