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java Programming Glossary: representDynamic Graphics Object Painting In Java http://stackoverflow.com/questions/10628492/dynamic-graphics-object-painting-in-java nodes with edges connecting them with circles and lines to represent such. Each node will be added during runtime and I can't hardcode..
Get current stack trace in Java http://stackoverflow.com/questions/1069066/get-current-stack-trace-in-java . That returns an array of StackTraceElement s that represent the current stack trace of a program. share improve this answer..
http://stackoverflow.com/questions/10786042/java-url-encoding 8859 1 Or UTF 8 . Note that spaces in query parameters are represented by not 20 which is legitimately valid. The 20 is usually to.. is legitimately valid. The 20 is usually to be used to represent spaces in URI itself the part before the URI query string separator..
Collision detection with complex shapes http://stackoverflow.com/questions/14574045/collision-detection-with-complex-shapes is a little animated 'player'. The bounds of the image represent walls that contain the path of the player it bounces off them..
Calculating the Difference Between Two Java Date Instances http://stackoverflow.com/questions/1555262/calculating-the-difference-between-two-java-date-instances oldDate.getTime However this just leaves me with a Long representing milliseconds. Is there any simpler nicer way to get a time.. Instant EDIT By the way Joda has two concepts Interval for representing an interval of time between two time instants represent time.. representing an interval of time between two time instants represent time between 8am and 10am and a Duration that represents a length..
How to fill data in a JTable with database? http://stackoverflow.com/questions/2192764/how-to-fill-data-in-a-jtable-with-database taking the following approach Create a Row class to represent a row read from your ResultSet . This could be a simple wrapper.. EDIT Added example code below Simple wrapper around Object representing a row from the ResultSet. private class Row private final..
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 When I don't need a triangular or ragged array that represents pure overhead. The impact grows when array dimensions greatly.. 256 instance uses which has the same capacity 3 600 bytes represent a 246 percent overhead. In the extreme case of byte 256 1 the..
How to represent double values as circles in a 2d matrix in java http://stackoverflow.com/questions/2833482/how-to-represent-double-values-as-circles-in-a-2d-matrix-in-java to represent double values as circles in a 2d matrix in java so I want to.. values but with circles in which the radius of the circle represents the value. So that I can tell the difference between big values..
http://stackoverflow.com/questions/3522454/java-tree-data-structure Is there a good available standard Java data structure to represent a tree in Java Specifically I need to represent the following.. to represent a tree in Java Specifically I need to represent the following The tree at any node can have an arbitrary number.. sort of list or array of Strings given an input string representing a given node Is there an available structure for this or..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications Model View Controller pattern . The Controller is to be represented by a Servlet which in directly creates uses a specific Model.. Model and View based on the request. The Model is to be represented by Javabean classes. This is often further dividable in Business.. which contains the data information . The View is to be represented by JSP files which have direct access to the Data Model by..
JTable design to synchronize with back-end data-structure http://stackoverflow.com/questions/3590897/jtable-design-to-synchronize-with-back-end-data-structure true 32.4 true 45 true 50.1 true The above data format is represented in the DS as DS Format Key Value 12.1 30 true 32 false 45.. 32.4 true 45 true 50.1 true 45.6 null I have managed to represent the above given data in Jtable using table model.Once the data..
Why not use Double or Float to represent currency? http://stackoverflow.com/questions/3730019/why-not-use-double-or-float-to-represent-currency not use Double or Float to represent currency So I've always been told NEVER to do this and this.. question Because floats and doubles cannot accurately represent most base 10 rational numbers. This is how an IEEE 754 floating.. rest for the actual fraction. This leads to numbers being represented in a form similar to 1.45 10^4 except that instead of the..
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 is that the output of a Facelet tag file does not represent a single UIComponent and may in some circumstances be the only.. stars based on a given integer value or a component which represents a single date property by 3 dependent h selectOneMenu components.. dependent h selectOneMenu components or a component which represents a single time property by 2 input fields. An example can be..
How to prepopulate a <h:selectOneMenu> from a DB? http://stackoverflow.com/questions/6848970/how-to-prepopulate-a-hselectonemenu-from-a-db Here's a basic kickoff example assuming that T actually represents a String . h selectOneMenu value # bean.name f selectItems.. Simple as that. Actually the T 's toString will be used to represent both the dropdown item label and value. Note that the bean for.. like to set it to a T property in the bean as well and T represents an User then you would need to bake a custom Converter which..
Why are static variables considered evil? http://stackoverflow.com/questions/7026507/why-are-static-variables-considered-evil static share improve this question Static variables represent global state. That's hard to reason about and hard to test if..
How to nicely format floating numbers to String without unnecessary decimal 0? http://stackoverflow.com/questions/703396/how-to-nicely-format-floating-numbers-to-string-without-unnecessary-decimal-0 String without unnecessary decimal 0 An 64 bit double can represent integer 2 53 exactly Given this fact I choose to use a double..
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