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java Programming Glossary: everyWhy 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 it can restart down the other path. If you guess right every time the train will never have to stop. If you guess wrong too.. you can restart down the other path. If you guess right every time the execution will never have to stop. If you guess wrong.. then you alternate your guesses. If it goes one way every 3 times you guess the same... In other words you try to identify..
Why is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated array collection implementation with the synchronize every operation bit is another example of poor design the decoration..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times and the getter method behind the expression is executed everytime when the code calls ValueExpression#getValue . This will.. getter method for some reason. This would be re executed everytime Getter methods in JSF backing beans should be designed that.. DB business logic won't unnecessarily be executed on every single getter call. See also Why is the getter called so many..
What is the difference between JSF, Servlet and JSP? http://stackoverflow.com/questions/2095397/what-is-the-difference-between-jsf-servlet-and-jsp webapp's lifetime. The same instance will be reused for every incoming request whose URL matches the servlet's URL pattern...
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 whatever numbers you get is extremely low. Pretty much every time I look at memory usage numbers with other engineers there.. public int nativeSharedDirty The proportional set size for everything else. public int otherPss The private dirty pages used.. else. public int otherPss The private dirty pages used by everything else. public int otherPrivateDirty The shared dirty pages..
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 you could perhaps still use a raw type and manually check every add yourself and then manually cast to String every item from.. check every add yourself and then manually cast to String every item from names . Even better though is NOT to use a raw type..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading server's memory. The webapp's web.xml will be parsed and every Servlet Filter and Listener found in web.xml will be created.. you can check them. The servletcontainer will determine every incoming HTTP request header for the presence of the cookie.. would otherwise have been too expensive to recreate it on every request. But you should also realize that you should never assign..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files Java class. If you want to invoke the same Java code on every request less or more regardless of the requested page e.g. checking.. EL whatever this problem needs to be taken into account in every webapplication you develop. The problem of scriptlets is that..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications end up with zero import javax.servlet. declarations in every Action implementation. In JSF terms this is what the FacesContext..
Migrating from JSF 1.2 to JSF 2.0 http://stackoverflow.com/questions/4441713/migrating-from-jsf-1-2-to-jsf-2-0 changing the view technology here. Master page changes On every master page you need to change the following basic JSP template....
How to choose the right bean scope? http://stackoverflow.com/questions/7031885/how-to-choose-the-right-bean-scope constants such as dropdown lists which are the same for everyone. Abusing an application scoped bean for session view request.. may experience inconsitenties when interacting with every view after switching between tabs which is bad for user experience... make view scoped data to be reinitialized to default on every single ajax postback causing possibly non working forms see..
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 Do I really need to implement a new LayoutManager for every little variation on my layout If the answer to 4 is yes won't.. Do I really need to implement a new LayoutManager for every little variation on my layout yes there are LayoutManager with..
Eclipse WindowBuilder, overlapping JPanels http://stackoverflow.com/questions/13436787/eclipse-windowbuilder-overlapping-jpanels on another in the exact same position and exact size. Every time I do this it moves the other panel to the other side or..
Swing animation running extremely slow http://stackoverflow.com/questions/14886232/swing-animation-running-extremely-slow a few moments. So consider the event process_car_arrival. Every time this event is scheduled for execution I'm adding a Car..
Floating point arithmetic not producing exact results in Java http://stackoverflow.com/questions/1661273/floating-point-arithmetic-not-producing-exact-results-in-java you should use java.math.BigDecimal . Then read What Every Computer Scientist Should Know About Floating Point Arithmetic..
How to Find Default Charset/Encoding in Java? http://stackoverflow.com/questions/1749064/how-to-find-default-charset-encoding-in-java System.setProperty file.encoding Latin 1 does nothing. Every time Charset.defaultCharset is called it returns the cached..
How to loop through a HashMap in JSP? http://stackoverflow.com/questions/1835683/how-to-loop-through-a-hashmap-in-jsp a c forEach tag which can iterate over among others Map s. Every iteration will give you a Map.Entry back which in turn has getKey..
How do I use 3des encryption/decryption in Java? http://stackoverflow.com/questions/20227/how-do-i-use-3des-encryption-decryption-in-java do I use 3des encryption decryption in Java Every method I write to encode a string in Java using 3DES can't be..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading minutes then the servletcontainer will trash the session. Every subsequent request even though with the cookie specified will..
What does JVM flag CMSClassUnloadingEnabled actually do? http://stackoverflow.com/questions/3334911/what-does-jvm-flag-cmsclassunloadingenabled-actually-do have languages like Groovy that define classes at runtime. Every time you run a script one or more new classes are created and..
How can I protect MySQL username and password from decompiling? http://stackoverflow.com/questions/442862/how-can-i-protect-mysql-username-and-password-from-decompiling business logic tier and would be different for each user. Every user would have their own username and password which could..
Sort objects in ArrayList by date? http://stackoverflow.com/questions/5927109/sort-objects-in-arraylist-by-date in ArrayList by date Can someone help me with this Every example I find is about doing this alphabetically while I need..
Under what conditions is a JSESSIONID created? http://stackoverflow.com/questions/595872/under-what-conditions-is-a-jsessionid-created by the container. Servlet 2.4 specification Update Every call to JSP page implicitly creates new session if there is..
The case against checked exceptions http://stackoverflow.com/questions/613954/the-case-against-checked-exceptions like checked exceptions crowd and I still cannot see it. Every conversation I have ends with the same question going unanswered..... For me the classic example is the file open API. Every programming language in the history of languages on file systems.. are trying to open doesn't exist. Let me rephrase that Every client programmer using this API should know that they have..
Changing the current working directory in Java? http://stackoverflow.com/questions/840190/changing-the-current-working-directory-in-java the current working directory from within a Java program Everything I've been able to find about the issue claims that you.. set up a .bat file to run Java from a different directory. Every reference I can find says basically the same thing and the relevant..
Why isn't there a java.lang.Array class? If a java array is an Object, shouldn't it extend Object? http://stackoverflow.com/questions/8546500/why-isnt-there-a-java-lang-array-class-if-a-java-array-is-an-object-shouldnt arrays object share improve this question From JLS Every array has an associated Class object shared with all other arrays.. type. The direct superclass of an array type is Object. Every array type implements the interfaces Cloneable and java.io.Serializable...
How do I copy an object in Java? http://stackoverflow.com/questions/869033/how-do-i-copy-an-object-in-java DummyBean another this.dummy another.dummy you can access Every object has also a clone method which can be used to copy the..
http://stackoverflow.com/questions/9619030/resolving-javax-net-ssl-sslhandshakeexception-sun-security-validator-validatore tomcat i.e keystoreFile c .keystore keystorePass changeit Every site says the same reason that certificate given by app2 is..
Integrating tomcat and eclipse as a hot-deploy environment http://stackoverflow.com/questions/998737/integrating-tomcat-and-eclipse-as-a-hot-deploy-environment tomcat in debug mode It works perfectly for me that way. Every non structural change is reflected immediately without redeploy...
Android FragmentTabHost - Not fully baked yet? http://stackoverflow.com/questions/13686282/android-fragmenttabhost-not-fully-baked-yet HERE COMMENT CODE BECAUSE findViewById android.R.id.tabs EVERY TIME IS NULL WE HAVE OWN LAYOUT if findViewById android.R.id.tabs.. OF THIS FUNCTION findViewById android.R.id.tabs IS NULL EVERY TIME @deprecated Don't call the original TabHost setup you..
Adding external resources (CSS/JavaScript/images etc) in JSP http://stackoverflow.com/questions/14548998/adding-external-resources-css-javascript-images-etc-in-jsp JSP files or b set this context path holding variable in EVERY JSP file where you need to access to it. 4 Using ServletContextListener..
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 back to the client which has to be returned by them in EVERY successive call they make as a part of some header normally..
Getters and Setters are bad OO design? http://stackoverflow.com/questions/2747721/getters-and-setters-are-bad-oo-design coding practice which includes a getter AND a setter for EVERY single member automatically whether that getter setter is needed..
what does it mean when they say http is stateless http://stackoverflow.com/questions/4913763/what-does-it-mean-when-they-say-http-is-stateless because it remembers nothing between invocations. EVERY resource that is accessed via HTTP is a single request with..
How to change default class loader in Java? http://stackoverflow.com/questions/6366288/how-to-change-default-class-loader-in-java sorry Now I can get it to work by manually reading in EVERY class however it seems redundant as I've copied URLClassLoader's..
Add custom headers to WebView resource requests - android http://stackoverflow.com/questions/7610790/add-custom-headers-to-webview-resource-requests-android resource requests android I need to add custom headers to EVERY request coming from the WebView. I know loadURL has the parameter..
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