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Best this year

Programming Diversions

Advent of Code 2020

169 replies 1 1

Beginning Java

What difference exactly will come for this case if I override hashcode and equals?

191 replies 1

Beginning Java

Better code for interview question list duplicate characters in a String

92 replies 7

Programmer Certification (OCPJP)

Sybex 816, contribution to errata of Java OCP 11 Programmer II Study Guide

34 replies 1

Programmer Certification (OCPJP)

$25 Java 1Z0-819 exam in honor of Java's 25th anniversary thru April 25th

44 replies 1 2

Programmer Certification (OCPJP)

Oracle announces new Java OCP 11 1Z0-819 Exam!

47 replies 2 2

Programmer Certification (OCPJP)

1Z0-819 Exam Feedback

17 replies 3

Programmer Certification (OCPJP)

Overriding equals(Object) and hashCode()

44 replies 1

Programmer Certification (OCPJP)

* Winners: OCP Oracle Certified Professional Java SE 11 Developer Practice Tests

9 replies 1 3

Programmer Certification (OCPJP)

Sybex OCP11-Complete - Chapter-3 - Increment and Decrement Operators - Lion and Tiger - Kindle

14 replies 2

Programmer Certification (OCPJP)

String Constant Pool Behavior -- In Or Out of Scope for 819?

37 replies

Programmer Certification (OCPJP)

Errata OCP Java SE 11 Programmer I Study Guide - Chapter 1 Review Question 16

16 replies

Beginning Java

Writing notes before actual coding?

46 replies 3 2

Beginning Java

Proper code format with if/else

57 replies

Beginning Java

Is linked list rarely used in comparison to arrayList?

64 replies 1

Beginning Java

filters

100 replies

Beginning Java

How String constructor work exactly when pass Array?

41 replies 1

Testing

junit test with a stream

32 replies 1 3

Beginning Java

Mooc.fi Part 6 Exercise 9 SimpleDictionary

30 replies 5 3

Beginning Java

Trying to understand the Liskov principle

43 replies

More »
Best this month

Programmer Certification (OCPJP)

Passed 1Z0-819-J, a Solutions Architect tale

7 replies

Programmer Certification (OCPJP)

compare and compareTo method

6 replies

Beginning Java

Semantics of Singleton instantiation

23 replies

Beginning Java

Fizzbuzz type problem

33 replies

Beginning Java

Is this a loop? or what? Help me please.

21 replies

Beginning Java

if else selection in Java

15 replies

Beginning Java

Issues using MergeSort with an object array pulled from a CSV file. Null Pointer Exceptions. Solved

10 replies 1

Beginning Java

Confused about Java program

17 replies

Beginning Java

Is something wrong with my code?

12 replies 1

Beginning Java

What is Overhead?

12 replies 1

Beginning Java

Button problem

13 replies

Beginning Java

How to do this HackerRank question - 2D array ?

20 replies

Beginning Java

Generic classes

11 replies

Beginning Java

negative numbers

10 replies

Beginning Java

Head First Java - Unit Testing Guidelines?

6 replies

Associate Certification (OCAJP 7/8)

Declaring and traversing through Multi-Dimensional arrays

6 replies

Associate Certification (OCAJP 7/8)

conditional operator behavior from OCA/OCP Java SE 8 Programmer Practice Tests CH3Q46

9 replies

HTML Pages with CSS and JavaScript

Trigger Enter Key Event

9 replies

HTML Pages with CSS and JavaScript

Onclick event gets fired only once?

7 replies

Servlets

How to retrieve json parameters on the server side servlet?

4 replies

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Most recent

Programmer Certification (OCPJP)

When does the javac Command Require the -cp Option/Flag for Specifying a .class file

2 hours ago 6 replies

Java in General

boolean problem

4 hours ago 5 replies

Swing / AWT / SWT

Looking to brush up on GUI, absolute beginner

6 hours ago 2 replies 1

Swing / AWT / SWT

Fixing JTextComponent.modelToView deprecations

7 hours ago 1 reply

Other Big Data

What Big Data fundamentals should one learn when big data technologies will keep changing

8 hours ago 0 replies

Lambdas and Streams

Surprise!! Instance Method References Can Behave Very Differently From Lambda Expressions

13 hours ago 18 replies 2

JSP

Understanding "You can never have both "var" and "target" attribute in <c:set>"

13 hours ago 4 replies 1

Jobs Discussion

Is it fine to partition the skill section of resume into primary skills and secondary skills?

15 hours ago 9 replies

Associate Certification (OCAJP 7/8)

Declaring and traversing through Multi-Dimensional arrays

16 hours ago 6 replies

Java in General

Spring Boot One-to-Many One-To-One Crud Issues

18 hours ago 0 replies

Beginning Java

Need help on how to do this question with simple code without if and while loop

18 hours ago 1 reply

Beginning Java

How to perform ActionListener

19 hours ago 2 replies

Object Relational Mapping

Persism 1.1.0 released with support for Records!

20 hours ago 0 replies

Beginning Java

Button problem

20 hours ago 13 replies

NetBeans

Accessing Excel sheet from Java program

22 hours ago 1 reply 1

Java in General

Bogus 404 for a HttpURLConnection

1 day ago 7 replies

Java in General

How to .split() a .txt file in Java

1 day ago 11 replies 1

Android

Why is Google's ML Face Detection Kit crashing on .process()

1 day ago 15 replies

Programmer Certification (OCPJP)

OCP Java SE 11 Programmer I Study Guide (Sybex) Errata Chapter 6

1 day ago 0 replies

Programmer Certification (OCPJP)

Sybex 816 Chapter 1 Review Questions Effectively Exasperating

1 day ago 7 replies

Jython/Python

What shall I target to learn next in Python after these to get better at it?

1 day ago 5 replies

Blatant Advertising

ScroogeXHTML 9.2 - RTF to HTML5 and XHTML converter

1 day ago 0 replies

Spring

Spring multithreading question

1 day ago 1 reply

Spring

* Winners: liveProject: Protecting User Data with Spring Security and OAuth2

1 day ago 1 reply 1

Wiki

Book Promotions Winners Page

1 day ago 32

Wiki

Book Promotions Schedule

1 day ago 4

Java in General

Why the bitCount method of BigInteger class returns different result than that of Integer class?

1 day ago 4 replies

Spring

Java exception.getMessage() wipes out the actual message from end and adds ... (557 bytes)

1 day ago 2 replies

JDBC and Relational Databases

Database

2 days ago 2 replies

Java in General

Getting null value while unmarshalling an XML String

2 days ago 2 replies
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