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java Programming Glossary: courseIs there any way to accept only numeric values in a JTextField? http://stackoverflow.com/questions/1313390/is-there-any-way-to-accept-only-numeric-values-in-a-jtextfield its text with its current value formatted appropriately of course. It does this after any focus listeners are notified. We want..
Why is Java Vector class considered obsolete or deprecated? http://stackoverflow.com/questions/1386275/why-is-java-vector-class-considered-obsolete-or-deprecated why take out a lock repeatedly when once will be enough Of course it also has the overhead of locking even when you don't need..
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 reveals only toUpperCase and toLowerCase which of course do not provide the desired behavior. Naturally Google results..
How to load a jar file at runtime http://stackoverflow.com/questions/194698/how-to-load-a-jar-file-at-runtime such as Serialisation or whatever you are used to. Of course debugging systems can do fancier things but are more hacky and..
Java web development, what skills do I need? [closed] http://stackoverflow.com/questions/1958808/java-web-development-what-skills-do-i-need The Java Tutorials and if possible go get a SCJP book or course as well. Then you can start with JSP Servlet to learn the basic..
Efficient equivalent for removing elements while iterating the Collection http://stackoverflow.com/questions/223918/efficient-equivalent-for-removing-elements-while-iterating-the-collection l if i.intValue 5 l.remove i System.out.println l This of course results in Exception in thread main java.util.ConcurrentModificationException..
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 Mary names.add Boolean.FALSE compilation error Of course if you DO want names to allow a Boolean then you can declare..
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 input type hidden elements into the query string and of course also the name value pair of the input type submit element which..
http://stackoverflow.com/questions/299068/how-slow-are-java-exceptions others recognized that this is possibly suboptimal and of course VMs get faster and faster over the time. There is another way..
Why is January month 0 in Java Calendar? http://stackoverflow.com/questions/344380/why-is-january-month-0-in-java-calendar everything from 0... except that days start with 1 of course. I doubt whether anyone outside the original implementation.. String name monthNames calendar.get Calendar.MONTH Of course this fails as soon as you get a calendar with 13 months... but..
What's the proper way to test a class with private methods using JUnit? http://stackoverflow.com/questions/34571/whats-the-proper-way-to-test-a-class-with-private-methods-using-junit anything related to the private methods and fields. Of course you can't change private static final variables through reflection...
Java Process with Input/Output Stream http://stackoverflow.com/questions/3643939/java-process-with-input-output-stream EOF even in the result of an error from the command. Of course this approach has its limitations. These limitations include..
Best XML parser for Java [closed] http://stackoverflow.com/questions/373833/best-xml-parser-for-java JDOM Woodstox XOM dom4j VTD XML Xerces J Crimson And of course the one in the JDK I'm using Java 6 . I'm familiar with Xerces..
What is the purpose of the expression “new String(…)” in Java? http://stackoverflow.com/questions/390703/what-is-the-purpose-of-the-expression-new-string-in-java For example String s ... s new String Hello World This of course compared to s Hello World I'm not familiar with this syntax..
Unicode equivalents for \w and \b in Java regular expressions? http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions source from here . You may do with it as you please of course. If you make fixes to it I ™d love to hear of it but you don..
How do you make a deep copy of an object in Java? http://stackoverflow.com/questions/64036/how-do-you-make-a-deep-copy-of-an-object-in-java are not created e.g. for singletons. Also this of course doesn't work if your classes aren't Serializable. share improve..
Efficiency of Java “Double Brace Initialization”? http://stackoverflow.com/questions/924285/efficiency-of-java-double-brace-initialization its use be limited to one off initializations And of course showing off Second question The new HashSet must be the this.. initialization execution time came out to be 0 ms. Of course the timer resolution should be taken into account but it is..
Difference Between Equals and == http://stackoverflow.com/questions/971954/difference-between-equals-and time type that overload resolution depends on. Of course if a is null then you'll get a NullReferenceException NullPointerException..
http://stackoverflow.com/questions/11001458/json-java-object-to-json 2345 User Name blah blah Email œblah@blah.com Result Course œblah Score 0.0 java json java ee share improve this question.. public class Result @XmlElement name Course private String course @XmlElement name Score private String..
Can add extra field(s) to @ManyToMany Hibernate extra table? http://stackoverflow.com/questions/1153409/can-add-extra-fields-to-manytomany-hibernate-extra-table two class table @Entity @Table name course public class Course @Id @Column name courseid private String courseId @Column name.. inverseJoinColumns @JoinColumn name course_id private Set Course course new HashSet Course Some setter and getter After running.. name course_id private Set Course course new HashSet Course Some setter and getter After running this code an extra table..
Internal implementation of java.util.HashMap and HashSet http://stackoverflow.com/questions/1781868/internal-implementation-of-java-util-hashmap-and-hashset can map any two types like Map Car Vendor or Map Student Course . For the hashcode method it's like answered before whenever..
JPA OneToMany not deleting child http://stackoverflow.com/questions/2011519/jpa-onetomany-not-deleting-child is a looser kind of association and is typified by Course and Student. Delete the Course and the Student still exists.. and is typified by Course and Student. Delete the Course and the Student still exists probably in other Courses . So.. the Course and the Student still exists probably in other Courses . So you need to either use vendor specific extensions to force..
http://stackoverflow.com/questions/3191837/dynamic-jcomboboxes JComboBoxes I have following data String Course1 A1 Course1 A2 Course2 B1 Course2 B2 Course2 B3 Course2 B4 Course3.. JComboBoxes I have following data String Course1 A1 Course1 A2 Course2 B1 Course2 B2 Course2 B3 Course2 B4 Course3 C1 Course3.. I have following data String Course1 A1 Course1 A2 Course2 B1 Course2 B2 Course2 B3 Course2 B4 Course3 C1 Course3 C2 I'd..
How does this Java regex detect palindromes? http://stackoverflow.com/questions/3664881/how-does-this-java-regex-detect-palindromes side effects of optional self reference matching. The Main Course assertEntirety While it's neat that we can write a Java regex..
Can I call Java from Node.js via JNI and how? http://stackoverflow.com/questions/4729013/can-i-call-java-from-node-js-via-jni-and-how you will have to do is to create a V8 C binding v8 c Crash Course shows an example that starts a JVM and does all the JNI handling...
Mapping ManyToMany with composite Primary key and Annotation: http://stackoverflow.com/questions/6405746/mapping-manytomany-with-composite-primary-key-and-annotation create manytomany realation between Student and Teaching Course using Composite Primary key my classes @Entity @Table name Student_mtm_cId..
The specified DSN contains an architecture mismatch between the Driver and Application. JAVA http://stackoverflow.com/questions/8895823/the-specified-dsn-contains-an-architecture-mismatch-between-the-driver-and-appli INSERT INTO People ID Name Surname Age Contact Location Course VALUES 1007 'Elroy' 'Smith' '33' 21366688 'Somewhere' 'somecourse'..
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