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java Programming Glossary: eachWhy is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated share improve this question Vector synchronizes on each individual operation. That's almost never what you want to do...
Recommendations for a heap analysis tool for Java? [closed] http://stackoverflow.com/questions/2064427/recommendations-for-a-heap-analysis-tool-for-java one tool per answer with a short list of pros and cons for each tool. java memory profiling heap share improve this question..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times EL expression at all as it may return different values on each call for example when it's dependent on the currently iterated..
In Java, what's the difference between public, default, protected, and private? http://stackoverflow.com/questions/215497/in-java-whats-the-difference-between-public-default-protected-and-private and private Are there clear rules on when to use each of these when making classes and interfaces and dealing with..
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 were to take all of the physical RAM actually mapped in to each process and add up all of the processes you would probably end.. computes that takes into account memory sharing basically each page of RAM in a process is scaled by a ratio of the number.. spit out a bunch of information about the memory use of each Java process containing the above info as well as a variety..
http://stackoverflow.com/questions/2723397/java-generics-what-is-pecs 1 You want to go through the collection and do things with each item. Then the list is a producer so you should use a Collection.. extends Thing could hold any subtype of Thing and thus each element will behave as a Thing when you perform your operation...
What is a serialVersionUID and why should I use it? http://stackoverflow.com/questions/285793/what-is-a-serialversionuid-and-why-should-i-use-it as you'll get The serialization runtime associates with each serializable class a version number called a serialVersionUID..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading be common for all the users or they will be different for each user. If they are different then how was the server able to..
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 and or using jQuery . Summary The pros and cons of each should be clear enough now. If you just want to use the standard..
Switch Statement with Strings in Java http://stackoverflow.com/questions/338206/switch-statement-with-strings-in-java into two switches during compilation. The first maps each string to a unique integer&mdash its position in the original.. by the cases. Both depend on using integer constants for each case to execute efficiently. If the constants are dense they.. instructions require the integer constants assigned to each case to be sorted at compile time. At runtime while the O 1..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications I have few entities on my home page and corresponding to each one of them we have few options like add edit and delete. Earlier..
Can a progress bar be used in a class outside main? http://stackoverflow.com/questions/4637215/can-a-progress-bar-be-used-in-a-class-outside-main tied to. Here is an example of one of the called classes each class is similar but different enough to warrant a new class...
http://stackoverflow.com/questions/5621338/how-to-add-jtable-in-jpanel that can change PLAF at runtime. The TitledBorder of each JPanel shows the layouts explicitly set. @author Andrew Thompson..
Remove Top-Level Container on Runtime http://stackoverflow.com/questions/6309407/remove-top-level-container-on-runtime Emergent Loop from the command line starting a new VM each time. Urgent Eliminate the heavyweight component entirely running..
How to choose the right bean scope? http://stackoverflow.com/questions/7031885/how-to-choose-the-right-bean-scope @SessionScoped @ApplicationScoped What is the purpose of each How do I choose a proper scope for my bean java jsf jsf 2 .. it to be shared among all users so anyone else can see each other's data which is just plain wrong. Abusing a session scoped..
Browse for image file and display it using Java Swing http://stackoverflow.com/questions/13512612/browse-for-image-file-and-display-it-using-java-swing image swing jfilechooser share improve this question Each time a new image is selected you're creating components unnecessarily..
add thumnails to spring layout like a grid? http://stackoverflow.com/questions/15961412/add-thumnails-to-spring-layout-like-a-grid target boolean preferred synchronized target.getTreeLock Each row must fit with the width allocated to the containter. When..
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 First Char of Each Word in a String Java Is there a function built into Java that..
Cannot create an array of LinkedLists in Java…? http://stackoverflow.com/questions/217065/cannot-create-an-array-of-linkedlists-in-java an array of LinkedLists to store the values of a matrix. Each element of the array i.e. each LinkedList represents a row of..
Setting multiple jars in java classpath http://stackoverflow.com/questions/219585/setting-multiple-jars-in-java-classpath rather than late during the class loading process itself. Each element of the input class path containing a wildcard is replaced..
java.util.Date vs java.sql.Date http://stackoverflow.com/questions/2305973/java-util-date-vs-java-sql-date of datetime fields which are date time and timestamp. Each of these have a corresponding class in JDBC and each of them..
What is the memory consumption of an object in Java? http://stackoverflow.com/questions/258120/what-is-the-memory-consumption-of-an-object-in-java every nested int dim2 array is an Object in its own right. Each adds the usual 16 byte array overhead. When I don't need a triangular..
http://stackoverflow.com/questions/2707322/what-is-null-in-java all reference types JLS 4.12.5 Initial Values of Variables Each class variable instance variable or array component is initialized..
JPanel in puzzle game not updating http://stackoverflow.com/questions/3078178/jpanel-in-puzzle-game-not-updating they're added to main JPanel. Game works in this way Each image has atributes 'place' and 'number'. 'Place' is the current..
When to use LinkedList<> over ArrayList<>? http://stackoverflow.com/questions/322715/when-to-use-linkedlist-over-arraylist lists keep in mind that memory usage is also different. Each element of a LinkedList has more overhead since pointers to..
http://stackoverflow.com/questions/3522454/java-tree-data-structure tree at any node can have an arbitrary number of children Each node after the root is just a String whose children are also..
How can a Java program get its own process ID? http://stackoverflow.com/questions/35842/how-can-a-java-program-get-its-own-process-id specific useful information in the returned name string. Each running virtual machine could have a different name. share..
http://stackoverflow.com/questions/3655316/browser-cant-access-find-relative-resources-like-css-images-and-links-when-cal a href #identifier jump a to a href uri #identifier jump a Each way has its own pros and cons. It's up to you which to choose...
How to store more than one string in a Map? http://stackoverflow.com/questions/3725703/how-to-store-more-than-one-string-in-a-map address phone All come together for display the values. Each value associated with others. java map share improve this..
What is the meaning of “this” in Java? http://stackoverflow.com/questions/3728062/what-is-the-meaning-of-this-in-java improve this question this refers to the current object. Each non static method runs in the context of an object. So if you..
In Java, what is the best way to determine the size of an object? http://stackoverflow.com/questions/52353/in-java-what-is-the-best-way-to-determine-the-size-of-an-object in too many rows of data and cause OutOfMemory Exceptions. Each row translates into an object. Is there an easy way to find..
What is the best PDF open source library for Java? [closed] http://stackoverflow.com/questions/6118635/what-is-the-best-pdf-open-source-library-for-java this question You can't really compare all of them. Each one has its own features and uses. Some of them PDFBox Java..
How does a HashMap work in Java? http://stackoverflow.com/questions/6493605/how-does-a-hashmap-work-in-java of buckets which it uses to store key value pairs in. Each bucket has a unique number that's what identifies the bucket...
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 reusability and maintainability of the implementation. Each approach has its own well definied purpose and limitations...
How do I create executable Java program? http://stackoverflow.com/questions/804466/how-do-i-create-executable-java-program 2 archivos 822 bytes Next step create the jar file. Each jar file have a manifest file where attributes related to the..
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