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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)

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

47 replies 2 2

Programmer Certification (OCPJP)

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

29 replies 1 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

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

What is the difference between abstract classes and Java 8 Interfaces?

56 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

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Best this month

Programmer Certification (OCPJP)

Course : Java SE: Programming Complete free course offer on Oracle University

19 replies 1

Programmer Certification (OCPJP)

An interesting point for if-else structure

18 replies

Programmer Certification (OCPJP)

Two concepts on the exam that I could not find in the Java 11 Complete Study Guide (details inside)

9 replies

Programmer Certification (OCPJP)

Sybex - Chapter 5 - Page 208 - Summary - Paragraph 3

10 replies

Programmer Certification (OCPJP)

I passed 1Z0-819 with 76%

7 replies

Beginning Java

Should Course class maintained the list of enrolled student in terms of Single responsibility ?

28 replies 1

Beginning Java

Getters and Setters to store user input

76 replies

Beginning Java

ArrayList Table Sum

13 replies 3

Beginning Java

Update Text file by ID.

39 replies

Beginning Java

Question on Polymorphism

12 replies

Beginning Java

Issue with Arraylist scope and copying it.

9 replies

Beginning Java

Confusion on Automated Testing

6 replies

Beginning Java

i dont understand(((

9 replies

Beginning Java

Union of Inputted Values

6 replies

Beginning Java

Method to alphebetize Method objects consistently misses those starting with 'A'!

9 replies

Beginning Java

Why I must use iterator.remove() to remove element from my collection?

5 replies

Associate Certification (OCAJP 7/8)

Interfaces, Inheritance, and Implementation

13 replies

Beginning Java

Generic Stack Class

6 replies

Java in General

Does erroneous variable overwriting indicate a memory overflow?

21 replies

Beginning Java

OOP concept practice with array

9 replies

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Most recent

Java in General

JavaMail giving "Domain contains illegal character null" when sending two email addresses

1 week ago 4 replies 1

Game Development

Loading various 3d objects to Java

1 week ago 0 replies

Beginning Java

ArrayList Table Sum

1 week ago 13 replies 3

HTML Pages with CSS and JavaScript

Nav bar won't display div, search bar, and button

1 week ago 1 reply

Angular and TypeScript

Type number is not posting- it keeps entering 0

1 week ago 1 reply

JSP

Using a button to update an SQL database

1 week ago 1 reply

Jython/Python

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

1 week ago 3 replies

Beginning Java

Should Course class maintained the list of enrolled student in terms of Single responsibility ?

1 week ago 28 replies 1

Beginning Java

Recurring event

1 week ago 3 replies

Security

Hard-coded Cryptographic Key (CWE: 321) in Java

1 week ago 5 replies

Java in General

How to count the frequency of each string within the arraylist

1 week ago 4 replies

Swing / AWT / SWT

Apply Landscape To Portrait Transform To Objects Drawn on Page In Incorrect Orientation

1 week ago 9 replies

OO, Patterns, UML and Refactoring

Data-Oriented Programming: Which languages to use?

1 week ago 1 reply

Android

Cannot setAdapter on Cardview

1 week ago 1 reply

Programmer Certification (OCPJP)

is generics allowed in method types

1 week ago 1 reply

Ranch Office

April promotions!

1 week ago 1 reply

Swing / AWT / SWT

HashMap Sound

1 week ago 17 replies

OO, Patterns, UML and Refactoring

Data-Oriented Programming: data

1 week ago 0 replies

Web Component Certification (OCEJWCD)

Session Timeout parameter.

1 week ago 2 replies

Jython/Python

Cant get the xpath using Python in VSCode

1 week ago 0 replies 1

HTML Pages with CSS and JavaScript

XML/XSL transformation and DocumentFragment resultant parsing

1 week ago 0 replies

Swing / AWT / SWT

close JPopupMenu after focus lost

1 week ago 6 replies

Spring

Mapping and querying with JPA/Hibernate SpringBoot

1 week ago 0 replies

Beginning Java

Help resolving my NoClassDefFoundError

1 week ago 19 replies

Java in General

Syntax error, insert "while ( Expression ) ;" to complete DoStatement

1 week ago 4 replies

Android

Light/Dark mode

1 week ago 2 replies

Swing / AWT / SWT

JTable JProgressBar

1 week ago 100 replies [ 1, 2, 3 ] 1 1

Jython/Python

Python learnings

1 week ago 55 replies [ 1, 2 ] 1
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