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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

17 replies

Programmer Certification (OCPJP)

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

8 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

JSF

Apply style in Primefaces Datatable.

7 minutes ago 1 reply

Java in General

Why for-loop is not running entirely and losing data. KEY of the hashtable is not deleted?

29 minutes ago 4 replies

Gradle

I have 2 identical projects both springboot testing against a H2 Databse Maven works Gradle Fails

1 hour ago 1 reply

Beginning Java

How to do this HackerRank question - 2D array ?

2 hours ago 5 replies

Beginning Java

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

3 hours ago 0 replies

Java in General

Why can't local class be declared as static?

3 hours ago 9 replies

Associate Certification (OCAJP 7/8)

Exceptions and abstract method declarations

4 hours ago 4 replies

Java in General

Delete method not deleting hard coded books

4 hours ago 29 replies 1

Ranch Office

Promoted to Ranchers: Frank, bryant, Miroslav

4 hours ago 10 replies

Threads and Synchronization

Why current code executes only Thread name First in code here

5 hours ago 1 reply

Programmer Certification (OCPJP)

“Sybex Practice Tests 11” error - Chapter 3, Page 79, Question #127

10 hours ago 1 reply

Programmer Certification (OCPJP)

Sybex CSG 11, chapter 3, page 73

11 hours ago 6 replies

Certification Results

1Z0-819, Passed 78% at age of 16 .

13 hours ago 9 replies

Programmer Certification (OCPJP)

Sybex 819 - Automatic modules - Java OCP 11 Programmer II Study Guide

13 hours ago 4 replies 3

C / C++

No Explicit News Is Good News

17 hours ago 16 replies

Programmer Certification (OCPJP)

I passed the Java 11 1Z0-819 exam

18 hours ago 9 replies 1

Programmer Certification (OCPJP)

Sybex Practice Tests 11 - Possible error in Chapter 6, Question 47

20 hours ago 0 replies

Spring

JPA: Delete Row on Compound Primary Key that has JoinColumns

21 hours ago 0 replies

Spring Certification

Passed the Spring Certification with score of 350

22 hours ago 1 reply

Books

Java for passionate developers - get it free!

23 hours ago 16 replies 4

Beginning Java

Syntax error on token "module", module expected" error

23 hours ago 5 replies 1

Programmer Certification (OCPJP)

Some errors/errata in Sybex "OCP Java SE 11 Developer Practice Tests" book

1 day ago 2 replies

Programming Diversions

Not the sum, but the average!

1 day ago 3 replies

Associate Certification (OCAJP 7/8)

Cleared my OCA exam with 83%

1 day ago 1 reply

Programmer Certification (OCPJP)

JDBC Question

1 day ago 0 replies

Programmer Certification (OCPJP)

“Sybex Practice Tests 11” error - Page 59, Question #79

1 day ago 3 replies

Java in General

Prime Distinct Factors Confusion

1 day ago 3 replies

Spring

how to use WebClient to get a collection of results (HAL, HATEOAS)

1 day ago 2 replies

Programmer Certification (OCPJP)

Type compatibility

1 day ago 3 replies

Meaningless Drivel

SKIP - a book about connecting industrious people with elderly land owners

1 day ago 19 replies 1 11
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