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Best this year

Beginning Java

Why are beginners not familiar with Streams?

34 replies 3

Java in General

Given a LinkedHashSet of anagrams, print each set of anagrams alphabetically and on a new line.

26 replies 5

Programming Diversions

Advent of Code 2018

122 replies 1 9

Beginning Java

Write the code of program Room?

138 replies 4

Java in General

Create my own object that works like an array

44 replies 1

Code Reviews

My version of Conway's Game of Life

116 replies 3 16

Programmer Certification (OCPJP)

* Welcome Kathy Sierra, Bert Bates, & Elisabeth Robson

45 replies 1

Programmer Certification (OCPJP)

New Java SE 11 based certification exams released today !

29 replies 3 2

Beginning Java

Help with a Method moveToLocation (Vehicle Class)

36 replies 1 3

Beginning Java

How to check part of a string?

81 replies 12

Beginning Java

* Welcome Peggy Fisher

27 replies 4 8

Associate Certification (OCAJP 7/8)

This code is not acting the same way in NetBeans

129 replies 2

Programmer Certification (OCPJP)

Stream min and max methods

24 replies 3

Beginning Java

Print the position of the array in the output rather than the values

28 replies 2

Beginning Java

Reviews or feedback of basic java programs

29 replies 1

Beginning Java

Syntax error, insert ";" to complete FieldDeclaration

34 replies 1 1

Lambdas and Streams

Beware: three parameter Stream.iterate method might fall one short

22 replies 7

Beginning Java

Using Comparator to sort HashMap with ArrayList values

40 replies 1

Beginning Java

File Scanner with java.lang.nullpointer error?

22 replies 3

Beginning Java

OOP, what is an Object?

54 replies 3 4

More »
Best this month

Programmer Certification (OCPJP)

New Java SE 11 based certification exams released today !

29 replies 3 2

Programmer Certification (OCPJP)

Questions about the new Java 11 1Z0-815 Exam?

2 replies 2

Programmer Certification (OCPJP)

Acronyms for the new Java 11 certification

4 replies

Programmer Certification (OCPJP)

OCPJP 8 vs OCP 11 Part 2

1

Programmer Certification (OCPJP)

1Z0-815 exam new topic

2 replies

Beginning Java

Distribute Chocolate evenly among friends

28 replies 3

Beginning Java

TicTacToe Game

28 replies

Beginning Java

For Statement Variable Initialization

7 replies 2

Beginning Java

Candy Bars Program

16 replies 1

Beginning Java

Average Neighbors of Any Given 2D Array

96 replies 1

Beginning Java

Java searching algorithm help

22 replies 2

Beginning Java

Problems with NullPointerException in self written LinkedList/HashTable class

21 replies

Beginning Java

Question about the priorities of learning Java

14 replies 1

Beginning Java

LinkedList Implementation

18 replies

Beginning Java

Sorting an ArrayList

23 replies

Beginning Java

For Loop help!

26 replies

Beginning Java

Bug in school assignment, again

14 replies 1 1

Beginning Java

Question to using "separate chaining with linked lists" technique for collision

20 replies

Beginning Java

Issue on if/else if/else comment

24 replies

Beginning Java

Help with java.util.NoSuchElementException

24 replies

More »
Most recent

Jython/Python

Why cant i get my selection to only run once?

1 week ago 1 reply

Programmer Certification (OCPJP)

Better way to upgrade OCA 8

1 week ago 2 replies

OO, Patterns, UML and Refactoring

What is a good simple way to explain the design of your application or the program?

1 week ago 12 replies 1

Servlets

Image display in the Database

1 week ago 1 reply

Spring

code not running when deployed as WAR in tomcat but runs fine as springboot app

1 week ago 5 replies

Beginning Java

Not working JAVA application after 1 hour and 20 minutes

1 week ago 10 replies

Jython/Python

What example programs can I run to learn start learning Python ?

1 week ago 3 replies

Beginning Java

Which things can make Java code hard to debug ?

1 week ago 8 replies

Certification Results

Passed Java SE 8 Programmer 1Z0-809 with 85%

1 week ago 1 reply

Angular and TypeScript

Comparing 2 arrays to create a 3rd array of common items

1 week ago 10 replies

Java in General

Java graphics program freezes my entire pc!

1 week ago 4 replies

JSP

Upload Image file to Oracle Database via JDBC from JSP

1 week ago 4 replies 1

Beginning Java

Problems with NullPointerException in self written LinkedList/HashTable class

1 week ago 21 replies

Java in General

Core Java -- Where will you go to get your JDK in the future?

1 week ago 3 replies

Server-Side JavaScript and NodeJS

Finding sum of digits of a number until sum becomes single digit

1 week ago 8 replies

Java in General

For Loop Confusing

1 week ago 3 replies

Android

How to get URL from a browser(Chrome, Firefox…) while sharing highlighted text on react native app?

1 week ago 3 replies

Java in General

sending PHP to data layer through java

1 week ago 0 replies 1

SOA and ESB

Throttling with circuit breaking in Camel

1 week ago 0 replies

Wiki

Accessing File Formats

1 week ago 2

MongoDB

Log rotation in mongodb

1 week ago 1 reply

Blog around the Campfire

AWS Practitioner Certification Study Guide

1 week ago 1 reply

Java in General

Java Generics, Inheritance, and Subtypes.

1 week ago 1 reply

Associate Certification (OCAJP 7/8)

When is one ready for OCA?

1 week ago 1 reply

Java in General

Core audience

1 week ago 6 replies

Java in General

JAVA GUI closing frame and opening exactly the same one (resetting)

1 week ago 8 replies 1

Java in General

How to create generic java code to make REST api calls ?

1 week ago 6 replies

JDBC and Relational Databases

Date Issue Epoch time vs YYYY-MM-DD

1 week ago 14 replies

Beginning Java

How to debug complex Java code ?

1 week ago 2 replies

Distributed Java

PKI certificate

1 week ago 1 reply
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Top Forums
Java
- Beginning Java 368282
- Java in General 278159
- NIO2 and Try with Resources 226
- Lambdas and Streams 4565
- Jigsaw and Modules 598
- Servlets 128723
- JSP 109365
- JSF 40135
- EJB and other Jakarta/Java EE Technologies 63224
- Web Services 44140
- Swing / AWT / SWT 114664
- Sockets and Internet Protocols 18243
- Threads and Synchronization 27107
- Performance 15404
- I/O and Streams 28722
- Other JSE/JEE APIs 18903
- Game Development 4675
- Distributed Java 9811
- Portals and Portlets 5493
- SOA and ESB 236
- JNLP and Web Start 2706
- JavaFX 6120
- Applets 20564
- Graphics and 3D Programming 197
- Unified Printing API - JSR6 26
- Bluetooth - JSR82 28
- Other JSRs 64
Mobile
- Java Micro Edition 19093
- Android 18794
- iOS 1408
Certification
- Programmer Certification (OCPJP) 294595
- Developer Certification (OCMJD) 76752
- Java Foundations Exam 5361
- Associate Certification (OCAJP 7/8) 19623
- Web Component Certification (OCEJWCD) 85065
- EJB Certification (OCEEJBD) 36893
- JPA Certification (OCEJPAD) 1250
- Architect Certification (OCMJEA) 53733
- JSF Certification (OCEJSFD) 392
- TOGAF 400
- Web Services Certification (OCEJWSD) 12082
- Product and Other Certifications 23502
- Mock Exam Errata 2185
- Certification Results 83187
Databases
- Object Relational Mapping 41841
- JDBC and Relational Databases 84450
- MongoDB 551
- Hadoop 1212
- Neo4j 136
- Riak 1
- Big Table 76
- Other Big Data 300
Caching
- EhCache 239
- JBoss Cache 32
- OSCache 42
- Gemfire 6
Books
- Book Reviews 2640
- Events 931
- Bunkhouse Porch 4136
- Bunkhouse Lounge 282
- Books 788
Engineering
- Network 54
- Security 10233
- Design 2037
- Testing 14956
- Code Reviews 415
- OO, Patterns, UML and Refactoring 31361
- Agile and Other Processes 11171
- General Computing 13499
- Cloud/Virtualization 492
- IoT 40
Micro Controllers
- Arduino 254
- Raspberry Pi 18
- BeagleBone 14
OS
- GNU/Linux 14140
- FreeBSD 1
- OpenBSD 1
- NetBSD 1
- TrueOS 1
- macOS 5356
- Other UNIX 16
Languages
- HTML Pages with CSS and JavaScript 83886
- XML and Related Technologies 33816
- Groovy 3313
- Scala 2321
- Ruby 1724
- Other Languages 4571
- C / C++ 2296
- PHP 1410
- Clojure 963
- Perl 292
- Jython/Python 1973
- R Programming 38
- Kotlin 445
- C# and .NET 327
- Go 283
- Visual Basic 51
Paradigms
- Functional programming 660
- Object-Oriented programming 9
- Procedural programming 1
- Imperative programming 2
- Declarative programming 1
- Reversible programming 6
- Stack based programming 4
- Logic programming 6
IDEs
- Eclipse 500
- NetBeans 316
- IntelliJ IDEA 170
- Android Studio 23
- JDeveloper 1
- Other IDEs, Version Control 38533
Build Tools
- Ant with Ivy 27
- Maven 543
- Gradle 27
- sbt 6
- Other Build Tools 18723
Frameworks
- Struts 82495
- Spring 24338
- GWT 2632
- Flex 1403
- Aspect Oriented Programming 216
- Other Application Frameworks 11046
Application Servers
- BEA/Weblogic 20323
- WebSphere 31781
- Oracle/OAS 7562
- Tomcat 42531
- JBoss/WildFly 22636
- GlassFish 497
Open Source
- JForum 18832
- Other Java Products 7454
- Other Open Source Projects 22453
- BPM and Workflow 228
- Ranch Corral 152
This Site
- Ranch Office 31480
- Introductions 370
- Cattle Drive 13390
- Wiki 1007
Careers
- Jobs Offered 8865
- Jobs Wanted 3153
- Jobs Discussion 72955
- Soft Skills 326
Other
- Meaningless Drivel 173446
- Rattlesnake Pit 1896
- Programming Diversions 7205
- Blog around the Campfire 850
- Blatant Advertising 7012
Go to forum

Best this year

Why are beginners not familiar with Streams?

Given a LinkedHashSet of anagrams, print each set of anagrams alphabetically and on a new line.

Advent of Code 2018

Write the code of program Room?

Create my own object that works like an array

My version of Conway's Game of Life

* Welcome Kathy Sierra, Bert Bates, & Elisabeth Robson

New Java SE 11 based certification exams released today !

Help with a Method moveToLocation (Vehicle Class)

How to check part of a string?

* Welcome Peggy Fisher

This code is not acting the same way in NetBeans

Stream min and max methods

Print the position of the array in the output rather than the values

Reviews or feedback of basic java programs

Syntax error, insert ";" to complete FieldDeclaration

Beware: three parameter Stream.iterate method might fall one short

Using Comparator to sort HashMap with ArrayList values

File Scanner with java.lang.nullpointer error?

OOP, what is an Object?

Best this month

New Java SE 11 based certification exams released today !

Questions about the new Java 11 1Z0-815 Exam?

Acronyms for the new Java 11 certification

OCPJP 8 vs OCP 11 Part 2

1Z0-815 exam new topic

Distribute Chocolate evenly among friends

TicTacToe Game

For Statement Variable Initialization

Candy Bars Program

Average Neighbors of Any Given 2D Array

Java searching algorithm help

Problems with NullPointerException in self written LinkedList/HashTable class

Question about the priorities of learning Java

LinkedList Implementation

Sorting an ArrayList

For Loop help!

Bug in school assignment, again

Question to using "separate chaining with linked lists" technique for collision

Issue on if/else if/else comment

Help with java.util.NoSuchElementException

Most recent

Why cant i get my selection to only run once?

Better way to upgrade OCA 8

What is a good simple way to explain the design of your application or the program?

Image display in the Database

code not running when deployed as WAR in tomcat but runs fine as springboot app

Not working JAVA application after 1 hour and 20 minutes

What example programs can I run to learn start learning Python ?

Which things can make Java code hard to debug ?

Passed Java SE 8 Programmer 1Z0-809 with 85%

Comparing 2 arrays to create a 3rd array of common items

Java graphics program freezes my entire pc!

Upload Image file to Oracle Database via JDBC from JSP

Problems with NullPointerException in self written LinkedList/HashTable class

Core Java -- Where will you go to get your JDK in the future?

Finding sum of digits of a number until sum becomes single digit

For Loop Confusing

How to get URL from a browser(Chrome, Firefox…) while sharing highlighted text on react native app?

sending PHP to data layer through java

Throttling with circuit breaking in Camel

Accessing File Formats

Log rotation in mongodb

AWS Practitioner Certification Study Guide

Java Generics, Inheritance, and Subtypes.

When is one ready for OCA?

Core audience

JAVA GUI closing frame and opening exactly the same one (resetting)

How to create generic java code to make REST api calls ?

Date Issue Epoch time vs YYYY-MM-DD

How to debug complex Java code ?

PKI certificate

Top Forums

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Caching

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