¡@
java Programming Glossary: caseWhy 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 equivalent to the original if statement. But in this case it's valid for all the input values of data . Benchmarks Core.. no difference between sorted and unsorted data. In the C case the hack is actually a tad slower than with the branch when..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times per request twice or three times is what happened in my case DEBUG 2010 01 18 23 31 40 104 ManagedBean.java 13 Getting some..
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 processes and update the UI at the same time in this case we'll update a progress bar . This is an example code declare.. resultCode resultData switch resultCode case Groundy.STATUS_PROGRESS mProgressDialog.setProgress resultData.getInt.. resultData.getInt Groundy.KEY_PROGRESS break case Groundy.STATUS_FINISHED Toast.makeText DownloadExample.this..
How to avoid Java Code in JSP-Files? http://stackoverflow.com/questions/3177733/how-to-avoid-java-code-in-jsp-files is easier redisplaying the form with validation errors in case of an error in this particular example you can redisplay it.. message in EL or just taking to the desired target page in case of success. If you want to invoke some Java code to control..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications response.sendRedirect view We'd like to fire redirect in case of a view change as result of the action PRG pattern . catch.. pattern in web.xml e.g. pages .do or even just .html . In case of prefix patterns as for example pages you could then invoke.. implementation of an abstract interface type. In this case it should return an implementation of the Action interface based..
How do I write a correct micro-benchmark in Java? http://stackoverflow.com/questions/504103/how-do-i-write-a-correct-micro-benchmark-in-java you are testing class loading specifically and in that case load only the test classes . Rule 2 is your first line of defense..
How to: generic array creation http://stackoverflow.com/questions/529085/how-to-generic-array-creation of type E . See Collections.checkedCollection . in that case you should write public class GenSet E private E a public GenSet.. done on any of the objects passed as argument. in that case you should write public class GenSet E private Object a public..
The Use of Multiple JFrames, Good/Bad Practice? http://stackoverflow.com/questions/9554636/the-use-of-multiple-jframes-good-bad-practice . But if those strategies do not work for a particular use case try the following. Establish a single main JFrame then have.. frame as the parent for the dialogs. Many images In this case where the multiple elements are images it would be better to..
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 Miles O'Brien B remains capital this rules out Title Case old mcdonald Old Mcdonald Old McDonald would be find too but.. look at the Java String Documentation reveals only toUpperCase and toLowerCase which of course do not provide the desired behavior... String Documentation reveals only toUpperCase and toLowerCase which of course do not provide the desired behavior. Naturally..
When should I use “this” in a class? http://stackoverflow.com/questions/2411270/when-should-i-use-this-in-a-class constructors from within a constructor. Example of Case 1 Using this to disambiguate variable references. In Java setter.. instance variable name . this.name name ... Example of Case 3 Using this to call alternate constructors. In the comments..
http://stackoverflow.com/questions/2723397/java-generics-what-is-pecs be more flexible than just accepting a Collection Thing . Case 1 You want to go through the collection and do things with each.. which specific subtype of Thing the collection holds. Case 2 You want to add things to the collection. Then the list is..
http://stackoverflow.com/questions/3786358/get-rid-of-ugly-if-statements better for your case. Optionally you should choose Switch Case where ever possible Update If you have analyzed the value of..
Variable's scope in a switch case http://stackoverflow.com/questions/3894119/variables-scope-in-a-switch-case come the scope of the variable str is not contained within Case 1 If I skip the declaration of case 1 the variable str is never..
http://stackoverflow.com/questions/4230499/java-to-xml-conversions on what you are trying to do I'll explain below Use Case #1 Starting from an XML Schema In this use case you have an.. proprietary classes that includes XML binding logic. Use Case #2 Starting from Java Classes that you can edit In this use.. to control the mapping. Nominees Everyone but XMLBeans Use Case #3 Starting form Java Classes that you can not edit In this..
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 secret from the person using the program. First Case User is authorized to know the database login credentials In.. the user knew the credentials to begin with. Second Case Trying to hide login credentials from the user This is the more.. no good way to use this case in a secure way. Correct Case Using a multi tier architecture The correct way to do it is..
Generate/get xpath from XML node java http://stackoverflow.com/questions/4746299/generate-get-xpath-from-xml-node-java all of its nodes Check the node for attribute existence Case if node doesn't have attribute get generate String with value.. have attribute get generate String with value of its xpath Case if node does have attributes iterate trough attribute list and..
http://stackoverflow.com/questions/7218309/smoothing-a-jagged-path that has that jaggedness removed or reduced. In ASCII art. Case 1 1234 1 2 3 4 5 6 Corners are at 2 3 inner corner 3 3 3 5 inner.. 6 Corners are at 2 3 inner corner 3 3 3 5 inner corner 4 5 Case 2 1234 1 2 3 4 5 6 Corners are at 4 2 2 2 inner corner 2 5 inner..
Is the Contains Method in java.lang.String Case-sensitive? http://stackoverflow.com/questions/86780/is-the-contains-method-in-java-lang-string-case-sensitive the Contains Method in java.lang.String Case sensitive Say I have 2 strings String s1 AbBaCca String s2.. my best method would be something like return s1.toLowerCase .contains s2.toLowerCase All this aside does anyone know of.. something like return s1.toLowerCase .contains s2.toLowerCase All this aside does anyone know of another possibly better way..
|