ˇ@
java Programming Glossary: helloUnsupported major.minor version 51.0 http://stackoverflow.com/questions/10382929/unsupported-major-minor-version-51-0 setup my path variable to ... bin directory. When I run my Hello world in notepad I get this message java.lang.UnsupportedClassVersionError.. Java 1.4 use the following command line javac source 1.4 HelloWorld.java With newer versions of Java compiler you are likely..
How do I split a string with any whitespace chars as delimiters? http://stackoverflow.com/questions/225337/how-do-i-split-a-string-with-any-whitespace-chars-as-delimiters all whitespaces as a delimiter... so if i have the string Hello space tab World this should yield the strings Hello and World.. string Hello space tab World this should yield the strings Hello and World and omit the empty space between the space and the..
Netbeans GUI editor generating its own incomprehensible code http://stackoverflow.com/questions/2561480/netbeans-gui-editor-generating-its-own-incomprehensible-code jLabel1 new javax.swing.JLabel jLabel1.setText Hello world org.jdesktop.layout.GroupLayout layout new org.jdesktop.layout.GroupLayout..
Placing component on Glass Pane http://stackoverflow.com/questions/2561690/placing-component-on-glass-pane mf.setGlassPane new JPanel JLabel l new JLabel l.setText Hello l.setBorder new LineBorder Color.BLACK 1 l.setBounds 10 10 50..
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 of the new operator. For example String s ... s new String Hello World This of course compared to s Hello World I'm not familiar.. ... s new String Hello World This of course compared to s Hello World I'm not familiar with this syntax and have no idea what..
Efficiency of Java “Double Brace Initialization”? http://stackoverflow.com/questions/924285/efficiency-of-java-double-brace-initialization is the following List String list new ArrayList String add Hello add World It looks like a hidden feature of Java but it is just.. new ArrayList String Instance initialization block add Hello add World So it's basically a instance initialization block.. I've tested make 1000 ArrayList s with the elements Hello and World added to them via the add method using the two methods..
Java 256-bit AES Password-Based Encryption http://stackoverflow.com/questions/992019/java-256-bit-aes-password-based-encryption .getIV byte ciphertext cipher.doFinal Hello World .getBytes UTF 8 Now send the ciphertext and the iv to..
Normalization in DOM parsing with java - how does it work? http://stackoverflow.com/questions/13786607/normalization-in-dom-parsing-with-java-how-does-it-work This basically means that the following XML element foo hello wor ld foo could be represented like this in a denormalized..
How to pretty print XML from Java? http://stackoverflow.com/questions/139076/how-to-pretty-print-xml-from-java XML. How do I do this String unformattedXml tag nested hello nested tag String formattedXml new UnknownClass .format unformattedXml.. String formattedXml new XmlFormatter .format tag nested hello nested tag code public class XmlFormatter public XmlFormatter..
whats the difference between “.equals and ==” http://stackoverflow.com/questions/1643067/whats-the-difference-between-equals-and distinct objects can still be equal. For example String x hello String y new String new char 'h' 'e' 'l' 'l' 'o' System.out.println..
http://stackoverflow.com/questions/2486191/java-string-pool the difference between the following declarations String s hello String s new String hello Is there any difference between the.. following declarations String s hello String s new String hello Is there any difference between the storing of these two strings..
How do I programmatically compile and instantiate a Java class? http://stackoverflow.com/questions/2946338/how-do-i-programmatically-compile-and-instantiate-a-java-class package test public class Test static System.out.println hello public Test System.out.println world Save source in .java file... cls Class.forName test.Test true classLoader Should print hello . Object instance cls.newInstance Should print world . System.out.println.. Should print test.Test@hashcode . Which yields like hello world test.Test@ab853b Further use would be more easy if those..
Where do Java and .NET string literals reside? http://stackoverflow.com/questions/372547/where-do-java-and-net-string-literals-reside the class below class SomeType public void Foo string s hello world Console.WriteLine s Console.WriteLine press enter Console.ReadLine.. SyncTextReader 002bf15c 025d2d04 System.String hello world THIS IS THE ONE 002bf224 025d2ccc System.Object System.String..
What does the 'static' keyword do in a class? http://stackoverflow.com/questions/413898/what-does-the-static-keyword-do-in-a-class in a class To be specific I was trying this code package hello public class Hello Clock clock new Clock public static void.. outside of main this would work just as well package hello public class Hello public static void main String args Clock..
Concatenating null strings in Java http://stackoverflow.com/questions/4260723/concatenating-null-strings-in-java a NullPointerException to be thrown. String s null s s hello System.out.println s prints nullhello java string concatenation.. String s null s s hello System.out.println s prints nullhello java string concatenation string concatenation share improve.. bytecode The compiler takes your code String s null s s hello System.out.println s prints nullhello and compiles it into bytecode..
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 underscore . That way a regex like w matches words like hello élève GO _432 or gefrä ig . Unfortunately Java doesn't. In Java..
Convert ArrayList<String> to String [] http://stackoverflow.com/questions/5374311/convert-arrayliststring-to-string stock_list.toArray If I define as follows String stockArr hello world it works. Is there something that I'm missing java arrays..
Why isn't calling a static method by way of an instance an error for the Java compiler? http://stackoverflow.com/questions/610458/why-isnt-calling-a-static-method-by-way-of-an-instance-an-error-for-the-java-co type of method call would be barmy. Here's another String hello hello String number123AsString hello.valueOf 123 Which makes.. of method call would be barmy. Here's another String hello hello String number123AsString hello.valueOf 123 Which makes it look.. Here's another String hello hello String number123AsString hello.valueOf 123 Which makes it look as if each String instance comes..
http://stackoverflow.com/questions/7237536/exception-in-thread-main-java-lang-unsupportedclassversionerror-a-unsupporte major .minor version 51.0 I installed JDK7 a simple hello word program gets compile but when I run this I got following..
|