java Programming Glossary: mustWhy 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 guess to minimize the number of times that the train must back up and go down the other path You look at the past history..
Overriding equals and hashCode in Java http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java equals and hashCode in Java What issues pitfalls must be considered when overriding equals and hashCode java override.. lawyers and the mathematically inclined equals javadoc must define an equality relation it must be reflexive symmetric and.. equals javadoc must define an equality relation it must be reflexive symmetric and transitive . In addition it must..
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 are non reified there are two exceptions where raw types must be used in new code Class literals e.g. List.class not List..
How 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 URLEncoder.encode param2 charset The query parameters must be in name value format and be concatenated by . You would normally..
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 by declaring a field named serialVersionUID that must be static final and of type long ANY ACCESS MODIFIER static.. java compiler implementations a serializable class must declare an explicit serialVersionUID value. It is also strongly..
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 true execute this when the downloader must be fired final DownloadTask downloadTask new DownloadTask YourActivity.this.. the same thread of your app when you extends Service you must manually spawn new threads to run CPU blocking operations ... Some title in order for this if to run you must use the android 3.2 to compile your app if Build.VERSION.SDK_INT..
JSTL in JSF2 Facelets… makes sense? http://stackoverflow.com/questions/3342984/jstl-in-jsf2-facelets-makes-sense the chicken egg issue with view scope fixed otherwise you must turn off partial state saving. See also Communication in JSF..
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 of those rows have text 1 of 9 classes is called two rows must have text . The called class performs calculations that I'd..
More efficient way for pausing loop wanted http://stackoverflow.com/questions/10665780/more-efficient-way-for-pausing-loop-wanted is called. pause.writeLock .unlock Pause the work. NB MUST be balanced by a resume. public void pause We can wait for a.. for a lock here. pause.readLock .lock Resume the work. NB MUST be balanced by a pause. public void resume Release the lock...
When to use abstract class or interface? [closed] http://stackoverflow.com/questions/1221512/when-to-use-abstract-class-or-interface you only want to declare which methods and members a class MUST have. Anyone implementing the interface will have to declare..
Making a OneToOne-relation lazy http://stackoverflow.com/questions/1444227/making-a-onetoone-relation-lazy instrumentation. The reason for this is that owner entity MUST know whether association property should contain a proxy object..
ejb lookup failing with NamingException http://stackoverflow.com/questions/1473939/ejb-lookup-failing-with-namingexception of the following A session bean 䏭 remote home interface MUST DEFINE ONE OR MORE create METHOD methods. A stateless session.. OR MORE create METHOD methods. A stateless session bean MUST DEFINE exactly one METHOD method with no arguments. ... throws.. one METHOD method with no arguments. ... throws clause MUST INCLUDE javax.ejb.CreateException ... If your Home interface..
Why are interfaces preferred to abstract classes? http://stackoverflow.com/questions/639592/why-are-interfaces-preferred-to-abstract-classes highlight the positive things about interfaces this is a MUST. Secondly I would say that interfaces are better in many scenarios..
Tomcat 6: How to change the ROOT application http://stackoverflow.com/questions/715506/tomcat-6-how-to-change-the-root-application conf . The single element in this context file MUST have a docBase attribute pointing to the location of your WAR..
How are SSL certificate server names resolved/Can I add alternative names using keytool? http://stackoverflow.com/questions/8443081/how-are-ssl-certificate-server-names-resolved-can-i-add-alternative-names-using a subjectAltName extension of type dNSName is present that MUST be used as the identity. Otherwise the most specific Common.. Common Name field in the Subject field of the certificate MUST be used. Although the use of the Common Name is existing practice..
More efficient way for pausing loop wanted http://stackoverflow.com/questions/10665780/more-efficient-way-for-pausing-loop-wanted cannot pause from within your own thread. CyclicBarrier Must be created anew each time it is used. ReadWriteLock My favorite...
Java error: Implicit super constructor is undefined for default constructor http://stackoverflow.com/questions/1197634/java-error-implicit-super-constructor-is-undefined-for-default-constructor BaseClass is undefined for default constructor. Must define an explicit constructor Is what I am trying to do possible..
Which is the best CSV Parser in java? [closed] http://stackoverflow.com/questions/12410538/which-is-the-best-csv-parser-in-java CSV will be of big so I am looking for sequential parser. Must be able to handle escape quotes and get rid of all characters..
Must all properties of an immutable object be final? http://stackoverflow.com/questions/16061030/must-all-properties-of-an-immutable-object-be-final all properties of an immutable object be final Must immutable.. all properties of an immutable object be final Must immutable objects have all properties be final According to..
replace special characters in string in java http://stackoverflow.com/questions/2608205/replace-special-characters-in-string-in-java Minimum Every Software Developer Absolutely Positively Must Know About Unicode and Character Sets No Excuses Unicode How..
How to create dynamic JSF 1.2 form fields http://stackoverflow.com/questions/3510614/how-to-create-dynamic-jsf-1-2-form-fields implements Serializable @Getter private final String title Must use ArrayList because List will not work in JAXB @Getter private.. UIInput input new HtmlInputText input.setId field.getName Must be unique input.setValueExpression value createValueExpression..
Must issue a STARTTLS command first. Sending email with Java and Google Apps http://stackoverflow.com/questions/386083/must-issue-a-starttls-command-first-sending-email-with-java-and-google-apps issue a STARTTLS command first. Sending email with Java and.. exception is javax.mail.MessagingException 530 5.7.0 Must issue a STARTTLS command first. f3sm9277120nfh.74 at javax.mail.Transport.send0..
http://stackoverflow.com/questions/4507440/must-jdbc-resultsets-and-statements-be-closed-separately-although-the-connection JDBC Resultsets and Statements be closed separately although..
How to manually set an authenticated user in Spring Security / SpringMVC http://stackoverflow.com/questions/4664893/how-to-manually-set-an-authenticated-user-in-spring-security-springmvc username String password HttpServletRequest request try Must be called from request filtered by Spring Security otherwise..
Why Java Collection Framework doesn't contain Tree and Graph http://stackoverflow.com/questions/4978487/why-java-collection-framework-doesnt-contain-tree-and-graph
Start Mail-Client with Attachment? http://stackoverflow.com/questions/6029579/start-mail-client-with-attachment toAddresses List String attachPaths new LinkedList String Must be absolute paths to file attachPaths.add C Users Documents..
How to add native library to “java.library.path” with Eclipse launch (instead of overriding it) http://stackoverflow.com/questions/661320/how-to-add-native-library-to-java-library-path-with-eclipse-launch-instead-of Djava.library.path workspace_loc project lib env_var PATH Must not forget the quotation marks otherwise there are problems..
What are good InstallAnywhere replacements for installing a Java EE application? http://stackoverflow.com/questions/759855/what-are-good-installanywhere-replacements-for-installing-a-java-ee-application like about it and what are its downsides Some requirements Must support running custom Java code as part of installation procedure.. running custom Java code as part of installation procedure Must support Windows including latest 64 bit versions like Windows.. 2008 support for other target operating systems is a plus Must be able to install a bundled application server such as Resin..
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