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java Programming Glossary: person

Sorting a collection of objects

http://stackoverflow.com/questions/1206073/sorting-a-collection-of-objects

it with Collections.sort stringList But suppose I have a Person class public class Person private String name private Integer.. stringList But suppose I have a Person class public class Person private String name private Integer age private String country.. Integer age private String country And a list of it List Person personList new ArrayList Person And I want to sort it sometimes..

Overriding equals and hashCode in Java

http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java

the Apache Commons Lang library. An example public class Person private String name private int age ... public int hashCode.. return false if obj this return true if obj instanceof Person return false Person rhs Person obj return new EqualsBuilder.. obj this return true if obj instanceof Person return false Person rhs Person obj return new EqualsBuilder . if deriving appendSuper..

Difference between Statement and PreparedStatement

http://stackoverflow.com/questions/3271249/difference-between-statement-and-preparedstatement

preparedStatement connection.prepareStatement INSERT INTO Person name email birthdate photo VALUES preparedStatement.setString.. preparedStatement connection.prepareStatement INSERT INTO Person name email VALUES ' person.getName ' ' person.getEmail ' preparedStatement.executeUpdate.. preparedStatement connection.prepareStatement INSERT INTO Person name email birthdate photo VALUES setValues preparedStatement..

How a AST for an object oriented programming language would look like?

http://stackoverflow.com/questions/6376662/how-a-ast-for-an-object-oriented-programming-language-would-look-like

look like My naive attempt is for this Java code class Person String name int age public String toString return name Is Hand.. toString return name Is Hand written classDeclaration Person varDeclaration String name varDeclaration int age funcDeclaration.. is needed Are those xyzDeclaraction needed or could be as Person String name int age Where can I see a real representation of..

Cartesian product of arbitrary sets in Java

http://stackoverflow.com/questions/714108/cartesian-product-of-arbitrary-sets-in-java

For example I have three sets. One with objects of class Person second with objects of class Gift and third with objects of.. I want to generate one set containing all possible triples Person Gift GiftExtension. The number of sets might vary so I cannot.. some conditions my application needs to make a product of Person Gift pair sometimes it is triple Person Gift GiftExtension sometimes..

Do you ever use the volatile keyword in Java?

http://stackoverflow.com/questions/106591/do-you-ever-use-the-volatile-keyword-in-java

explanation of volatile . This book is written by the same person who wrote the IBM article that is referenced in the question..

How to add JRadioButton to group in JTable

http://stackoverflow.com/questions/11176480/how-to-add-jradiobutton-to-group-in-jtable

grouping is done private void displayPhoneListShow Person person DefaultTableModel dm new DefaultTableModel @Override public.. tableColumnNamesPhone ListIterator Phone phoneList person.getPhoneList .listIterator while phoneList.hasNext Phone phone..

Convert a string representation of a hex dump to a byte array using Java?

http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java

a byte array. I couldn't have phrased it better than the person that posted the same question here http www.experts exchange.com..

Polymorphism vs Overriding vs Overloading

http://stackoverflow.com/questions/154577/polymorphism-vs-overriding-vs-overloading

add more... tell the class to take a pee break for Human person group person.goPee Running this would yield Stand Up Sit Down.. tell the class to take a pee break for Human person group person.goPee Running this would yield Stand Up Sit Down ... share..

Java - escape string to prevent SQL injection

http://stackoverflow.com/questions/1812891/java-escape-string-to-prevent-sql-injection

stmt conn.prepareStatement INSERT INTO person name email values stmt.setString 1 name stmt.setString 2 email..

What is the point of the class Option[T]?

http://stackoverflow.com/questions/2079170/what-is-the-point-of-the-class-optiont

getPerson1 if p null p.display getPerson2 match case Some person person.display case None Do nothing Now suppose the method.. if p null p.display getPerson2 match case Some person person.display case None Do nothing Now suppose the method getPerson1.. are some alternatives getPerson2 foreach _.display for person getPerson2 person.display getPerson2 match case Some person..

What is @ModelAttribute in Spring MVC? [closed]

http://stackoverflow.com/questions/3423262/what-is-modelattribute-in-spring-mvc

annotation public String processForm @ModelAttribute person Person person person.getStuff Check here for an example Spring.. public String processForm @ModelAttribute person Person person person.getStuff Check here for an example Spring 2.5 also see.. String processForm @ModelAttribute person Person person person.getStuff Check here for an example Spring 2.5 also see Using..

How to use the toString method in Java?

http://stackoverflow.com/questions/3615721/how-to-use-the-tostring-method-in-java

concise but informative representation that is easy for a person to read. It is recommended that all subclasses override 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

I can think of. The first is the case in which the person using the program already knows and is authorized to know the.. trying to keep the database credentials secret from the person using the program. First Case User is authorized to know the.. authenticates with business logic tier using the user's personal username password. The username and password are known to..

Best way to read a text file [closed]

http://stackoverflow.com/questions/4716503/best-way-to-read-a-text-file

to read ASCII data from a file could a knowledgeable person talk about the differences so that I can decide what the best..

How to lock compiled Java classes to prevent decompilation?

http://stackoverflow.com/questions/49379/how-to-lock-compiled-java-classes-to-prevent-decompilation

encryption technique. Now in this case any average Java person can use JAD to decompile the class file and easily retrieve..

The case against checked exceptions

http://stackoverflow.com/questions/613954/the-case-against-checked-exceptions

things on blogs read what Bruce Eckel had to say the first person I saw speak out against them . I am currently writing some new..

Solving a “communications link failure” with jdbc and mysql

http://stackoverflow.com/questions/6865538/solving-a-communications-link-failure-with-jdbc-and-mysql

that there are many solutions that worked for at least one person but others say that it doesn't work for them why there are many.. on the internet and for each of them there is at least on person who his problem has been solved with that solution. point For..