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java Programming Glossary: sayJava: maintaining aspect ratio of JPanel background image http://stackoverflow.com/questions/11959758/java-maintaining-aspect-ratio-of-jpanel-background-image If your wondering about the negative number the java docs say If either width or height is a negative number then a value..
Java: splitting a comma-separated string but ignoring commas in quotes http://stackoverflow.com/questions/1757065/java-splitting-a-comma-separated-string-but-ignoring-commas-in-quotes or an even number of quotes in ahead of it . Needless to say it won't work if your Strings can contain escaped quotes. In..
Why JSF calls getters multiple times http://stackoverflow.com/questions/2090033/why-jsf-calls-getters-multiple-times JSF calls getters multiple times Let's say I specify an outputText component like this h outputText value..
What is a Null Pointer Exception? http://stackoverflow.com/questions/218384/what-is-a-null-pointer-exception is Integer which is a reference type . Since you did not say as yet what to point to Java sets it to null meaning I am pointing..
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 List String etc are all List so it may be tempting to just say that they're just List instead. However there is a major difference..
How to get the path of a running JAR file? http://stackoverflow.com/questions/320542/how-to-get-the-path-of-a-running-jar-file path of a running JAR file My code runs inside a JAR file say foo.jar and I need to know in the code in which folder the running..
Java generics - type erasure - when and what happens http://stackoverflow.com/questions/339699/java-generics-type-erasure-when-and-what-happens A lot of sites including the Sun tutorial mentioned above say type erasure occurs at compile time. If the type information.. or wrong type information. Consider the following example say class A has a method empty Box T extends Number b . We compile.. generics. There's definitely metadata in the class file to say whether or not a method type is generic and what the constraints..
How are Anonymous (inner) classes used in Java? http://stackoverflow.com/questions/355167/how-are-anonymous-inner-classes-used-in-java Java What is the use of anonymous classes in java Can we say that usage of anonymous class is one of the advantages of java..
What is reflection, and why is it useful? http://stackoverflow.com/questions/37628/what-is-reflection-and-why-is-it-useful other code in the same system or itself . For example say you have an object of an unknown type in Java and you would..
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 piece being copy of the argument string it does not say copy of the argument string and the underlying character array..
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 way to determine the size of an object For example let's say I have an application that can read in a CSV file with piles.. object references are for a VM Right now I have code that says read up to 32 000 rows but I'd also like to have code that.. read up to 32 000 rows but I'd also like to have code that says read as many rows as possible until I've used 32MB of memory...
Are getters and setters poor design? [closed] http://stackoverflow.com/questions/565095/are-getters-and-setters-poor-design is perhaps a bit of a facile example. What I'm trying to say is that discussing getter setters vs public fields often obscures..
Java: checked vs unchecked exception explanation http://stackoverflow.com/questions/6115896/java-checked-vs-unchecked-exception-explanation exceptions share improve this question Many people say that checked exceptions i.e. these that you should explicitly..
Creating a memory leak with Java http://stackoverflow.com/questions/6470651/creating-a-memory-leak-with-java I was asked to create a memory leak with Java. Needless to say I felt pretty dumb having no clue on how to even start creating..
How do I copy an object in Java? http://stackoverflow.com/questions/869033/how-do-i-copy-an-object-in-java same change is happening in 'dumtwo' also. I guess when I say dumtwo dum Java copies the reference only. So is there any way..
How do I implement a Linked List in Java? [closed] http://stackoverflow.com/questions/10042/how-do-i-implement-a-linked-list-in-java use the LinkedList class already provided in java.util . Say however you wanted to make your own implementation for some..
http://stackoverflow.com/questions/10786042/java-url-encoding now but not come up with suitable answer to my problem... Say I have a URL http example.com query q and I have a query entered..
How can we print line numbers to the log in java http://stackoverflow.com/questions/115008/how-can-we-print-line-numbers-to-the-log-in-java to the log in java How to print line numbers to the log. Say when outputting some information to the log I also want to print..
What's the nearest substitute for a function pointer in Java? http://stackoverflow.com/questions/122407/whats-the-nearest-substitute-for-a-function-pointer-in-java share improve this question Anonymous inner class Say you want to have a function passed in with a String param that..
Java: Text to Speech engines overview http://stackoverflow.com/questions/143390/java-text-to-speech-engines-overview frameworks which do not appear to follow JSAPI spec Mary Say It Now . I've also noted that currently no reference implementation..
In what order do static initializer blocks in Java run? http://stackoverflow.com/questions/2007666/in-what-order-do-static-initializer-blocks-in-java-run what order do static initializer blocks in Java run Say a project contains several classes each of which has a static..
Including jars in classpath on commandline (javac or apt) http://stackoverflow.com/questions/2096283/including-jars-in-classpath-on-commandline-javac-or-apt @WebService public class HelloImpl @param name @return Say hello to the person. public String sayHello String name return..
What is lazy loading in Hibernate? http://stackoverflow.com/questions/2192242/what-is-lazy-loading-in-hibernate hibernate orm lazy loading share improve this question Say you have a parent and that parent has a collection of children...
Why do I need to override the equals and hashCode methods in Java? http://stackoverflow.com/questions/2265503/why-do-i-need-to-override-the-equals-and-hashcode-methods-in-java one but not the other and we attempt to use a Map . Say we have a class like this and that two objects of MyClass are..
How to detect a loop in a linked list? http://stackoverflow.com/questions/2663115/how-to-detect-a-loop-in-a-linked-list to detect a loop in a linked list Say you have a linked list structure in Java. It's made up of Nodes.. node except for the last Node which has null for next. Say there is a possibility that the list can contain a loop i.e...
Java: when to use static methods http://stackoverflow.com/questions/2671496/java-when-to-use-static-methods static methods I am wondering when to use static methods Say If i have a class with a few getters and setters a method or..
How does autowiring work in spring? http://stackoverflow.com/questions/3153546/how-does-autowiring-work-in-spring I'm a little confused as to how the IOC works in spring. Say I have a service class called UserServiceImpl that implements..
Does python have an equivalent to Java Class.forName()? http://stackoverflow.com/questions/452969/does-python-have-an-equivalent-to-java-class-forname to recursively use gettatr on the parts of the class name Say for example if you class name is foo.baz.bar.Model then we do..
Parsing an arithmetic expression and building a tree from it in Java http://stackoverflow.com/questions/4589951/parsing-an-arithmetic-expression-and-building-a-tree-from-it-in-java with creating custom trees given an arithmetic expression. Say for example you input this arithmetic expression 5 2 7 The result..
http://stackoverflow.com/questions/55375/add-values-to-enum is because it would lead to problems with polymorphism. Say you have an enum MyEnum with values A B and C and extend it..
http://stackoverflow.com/questions/604424/java-convert-string-to-enum Convert String to enum Say I have an enum which is just public enum Blah A B C D and I..
Converting UTF-8 to ISO-8859-1 in Java - how to keep it as single byte http://stackoverflow.com/questions/655891/converting-utf-8-to-iso-8859-1-in-java-how-to-keep-it-as-single-byte convert a string encoded in java in UTF 8 to ISO 8859 1. Say for example in the string 'âabcd' 'â' is represented in ISO..
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 bac I want to preform..
http://stackoverflow.com/questions/9619030/resolving-javax-net-ssl-sslhandshakeexception-sun-security-validator-validatore on different tomcat on differte port but on same machine. Say App1 port 8443 and App2 port 443 . App1 connects to App2 .When..
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