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Java in General

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HashMap implementation

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24 replies

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20 replies

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Java in General

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Java in General Forum at JavaRanch

How Make a StandAlone Project to be a Exceutable file by click of an icon?

4 years ago 1 reply

Should a decorator always extend the decorated in Decorator pattern

4 years ago 3 replies

Values of HashMap keys are overriden

4 years ago 1 reply

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Java in General

Best this year

HashMap implementation

Which way of learning as developer do you prefer, video tutorials or reading a book?

Is while (1) loop possible in Java ?

How can I get this algorithm to work correctly ?

Picking a random Key and Value from a Map?

Connected Graph using Adjacency Matrix

java challange

Having problems reading data from a file and filling an ArrayList

Switch Case and enum

Why prefer char[] over String for password?

Teaching Java and OOP

Java String has an extra space and the file starts with ÿþ

Building my own computer and compiler

How to structure a class with optional parameters

getBytes() with UTF-8 and UTF-16

Relationship of Comparable and Comparator interfaces in Java.

Store String and array of digits

Does this feature exist? (returning downcasted object by method's argument or diamond interface)

Auto complete implementation using primitives only

Utility: Adding a word index to jdk-8-doc api

Best this month

Picking a random Key and Value from a Map?

Utility: Adding a word index to jdk-8-doc api

Does reflection always give the correct information re anonymous classes?

RegEx to match the first five-digit number

Declaring Method in main class

EBCDIC sort order in Java

Is there a way to produce sound with Java?

question about MidiSystem.getTransmitter()

Maven Project is not downloading dependent Jar from pom.xml

Hackerrank challenge

Difference between new operator and newInstance() method

Is there anyway I can get the result of java program out put to bash script variable ?

Question on Generics

Java & Least Significant Bits

Not decrypting properly

filling a 2D array with alphanumeric values -- type errors

Add Method with two parameter

Depth first search of an adjacency list java

add method in ArrayList

Why are business services classes designed as singleton

Java in General Forum at JavaRanch

How Make a StandAlone Project to be a Exceutable file by click of an icon?

Should a decorator always extend the decorated in Decorator pattern

Values of HashMap keys are overriden

Reshuffling Elements in List

How to know how many objects are on the heap?

passing same jre options with different values

What is the best way of carrying lot of method arguments, a container class or a map

String.toLowerCase method and locale

function to convent the second to duration format

Java and ActionListeners

trees

item placement in LinkedList

HashMap and ConcurrentHashMap

Weakhashmap and canonicalized mapping

AT Command AT+CPBW doesn't work why ? Want to add contact to sim

wait thread

wait/notify, A program that works forever

what is the first stage in creating a cms

Not sure but seems to be a Typing error in SCJP6 book Page:441

work with two arrays

doubt regarding music

Read a specific page from .doc file

Throwing exception vs returning message

Configure JNDI with jboss

how 8 String Objects are being created in the mentioned code snippet

Exception

Is there any cases when Strings will not go in String Constant Pool

Inheritance of Static members

Matrix Constrution

How to add elements in the middle of Arraylist and linkedlist

What is java.library.path?

Which one of these statements are true?

Log4j Wrapper

Sorting second data entry in node in a singly linked list, problem.

recursive algorithm to print the length of all possible routes

Java