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java Programming Glossary: forHow to use java.net.URLConnection to fire and handle HTTP requests? http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests share improve this question First a disclaimer beforehand the posted code snippets are all basic examples. You'll.. param1 value1 String param2 value2 ... String query String.format param1 s param2 s URLEncoder.encode param1 charset URLEncoder.encode.. param2 charset The query parameters must be in name value format and be concatenated by . You would normally also URL encode..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files be used in your web application to help reduce the need for JSP scriptlets in your pages. Pages that use JSTL are in general.. from the business logic JSP scriptlets should not be used for writing business logic. Rather JSP scriptlets are used if necessary.. logic. Rather JSP scriptlets are used if necessary to transform data also called value objects returned from processing the..
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 methods in Java Swing Several times I've been criticized for having suggested the use of the following methods setPreferredSize.. the use of those methods The methods have been defined for a reason. So when should I use them In which context For what.. needs. Do I really need to implement a new LayoutManager for every little variation on my layout If the answer to 4 is yes..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice elements in one GUI e.g. CardLayout short demo. . Good for Showing wizard like dialogs. Displaying list tree etc. selections.. wizard like dialogs. Displaying list tree etc. selections for items that have an associated component. Flipping between no.. component. JInternalFrame JDesktopPane typically used for an MDI . JTabbedPane for groups of components. JSplitPane A..
Why 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 array Here is a piece of C code that seems very peculiar. For some strange reason sorting the data miraculously speeds up..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times They should not do any expensive DB business logic at all. For that the bean's post constructor initialization blocks and or..
What is a Null Pointer Exception? http://stackoverflow.com/questions/218384/what-is-a-null-pointer-exception you write code that does not directly create the object. For instance you may have a method as follows public void doSomething..
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 needing to start killing needed processes like services. For pure Java applications this should be of little use since the..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog am trying to write a simple application that gets updated. For this I need a simple function that can download a file and show.. context File downloaded Toast.LENGTH_SHORT .show For this to run you need the WAKE_LOCK permission. uses permission.. getContext url dest DownloadUtils.getDownloadListenerForTask this return true catch Exception pokemon return false..
How do servlets work? Instantiation, session variables and multithreading http://stackoverflow.com/questions/3106452/how-do-servlets-work-instantiation-session-variables-and-multithreading Suppose I have a webserver which holds numerous servlets. For information passing among those servlets I am getting the servlet..
Socket using in a swing applet http://stackoverflow.com/questions/3244400/socket-using-in-a-swing-applet according to the string that would be in the socket. For some reason I couldn't find a simple example for code that shows..
How to create a Java String from the contents of a file? http://stackoverflow.com/questions/326390/how-to-create-a-java-string-from-the-contents-of-a-file you know to be small relative to the available memory. For reading large files you need a different design for your program..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense would like to output a bit of Facelets code conditionally. For that purpose the JSTL tags seem to work fine c if test lpc.verbose..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications based on the information provided by the request. For example the method and pathinfo the pathinfo is the part after..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java a random number with Java but random in a specific range. For example my range is 5 10 meaning that 5 is the smallest possible.. Max Min This returns a value in the range 0 Max Min . For example if you want 5 10 you need to cover five integer values..
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 what is the best way to determine the size of an object For example let's say I have an application that can read in a CSV..
read/write to Windows Registry using Java http://stackoverflow.com/questions/62289/read-write-to-windows-registry-using-java are complicated but the class itself is very easy to use. For example the following code obtains the exact windows distribution..
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 for a reason. So when should I use them In which context For what purposes What exactly are the negative consequences of.. for a reason. So when should I use them In which context For what purposes don't know personally I think of it as an api.. to all layout needs . The big three are JGoodies FormLayout MigLayout DesignGridLayout. So no in practice you rarely..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application mDbHelper.getTestData mDbHelper.close EDIT Thanks to JDx For Jellybean 4.2 change DB_PATH data data context.getPackageName..
http://stackoverflow.com/questions/9864267/load-icon-image-exception found on this thread Different ways of loading a Resource For Eclipse How to add Images to your Resource Folder in the Project.. How to add Images to your Resource Folder in the Project For NetBeans Handling Images in a Java GUI Application How to add..
http://stackoverflow.com/questions/11774099/legal-identifiers-in-java TIE € U 2054 INVERTED UNDERTIE U FE33 PRESENTATION FORM FOR VERTICAL LOW LINE ï¸ U FE34 PRESENTATION FORM FOR VERTICAL.. TIE € U 2054 INVERTED UNDERTIE U FE33 PRESENTATION FORM FOR VERTICAL LOW LINE ï¸ U FE34 PRESENTATION FORM FOR VERTICAL WAVY.. FORM FOR VERTICAL LOW LINE ï¸ U FE34 PRESENTATION FORM FOR VERTICAL WAVY LOW LINE ï¸ U FE4D DASHED LOW LINE ï¹ U FE4E..
Managing highly repetitive code and documentation in Java http://stackoverflow.com/questions/2337170/managing-highly-repetitive-code-and-documentation-in-java
http://stackoverflow.com/questions/2405885/any-good-jsch-examples sesConnection.setPassword strPassword UNCOMMENT THIS FOR TESTING PURPOSES BUT DO NOT USE IN PRODUCTION sesConnection.setConfig.. IN THE DIRECTORY USER LOGIN USER NAME PASSWORD PASSWORD FOR THAT USER HOST IP ADDRESS OF THE SSH SERVER String command..
How to call oracle stored procedure which include user-defined type in java? http://stackoverflow.com/questions/3626061/how-to-call-oracle-stored-procedure-which-include-user-defined-type-in-java REPLACE PROCEDURE getInfo p_ids IN IDS_TABLE IS 2 BEGIN 3 FOR i IN 1 .. p_ids.COUNT LOOP 4 dbms_output.put_line p_ids i .id1..
http://stackoverflow.com/questions/5038798/uploading-of-pdf-file and input of file type to browse and submit the file BODY FORM ENCTYPE multipart form data ACTION uploadfile.html METHOD POST.. border 2 tr center td colspan 2 p align center B PROGRAM FOR UPLOADING THE FILE B center td tr tr td b Choose the file To.. INPUT TYPE submit VALUE Send File p td tr table center FORM BODY HTML filename uploadfile.html @ page import java.io. ..
Fastest way to iterate over all the chars in a String http://stackoverflow.com/questions/8894258/fastest-way-to-iterate-over-all-the-chars-in-a-string BUT USE String.length INSTEAD OF MAKING A FINAL LOCAL int FOR THE LENGTh int charAtMethod2 final String data for int i 0 i.. copy i ' ' doThrow return len new2 SAME AS ABOVE BUT USE FOR EACH int newMethod2 final String data for final char c data.toCharArray.. ' ' doThrow return data.length field1 FANCY OBTAIN FIELD FOR ACCESS TO THE STRING'S INTERNAL char int fieldMethod1 final..
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