Issues

• In code example, the returned object from nameField.get(maria) needs to be cast to String

  java/devjava-content#283 · Filter by author authentictech opened on Oct 2, 2026

• In "Reading and Writing Fields", the method getFields() is wrongly stated to be on the Field class

  java/devjava-content#282 · Filter by author authentictech opened on Sep 29, 2026

• Incorrect names of resources in JPackage article

  java/devjava-content#281 · Filter by author danbulgar opened on Sep 26, 2026

• Intro to Reflection, Shallow Reflective Access code explanations unclear

  java/devjava-content#279 · Filter by author authentictech opened on Sep 12, 2026
  1

• Regex tutorial, Matcher.appendTail() in the code example doesn't do anything

  java/devjava-content#278 · Filter by author authentictech opened on Sep 11, 2026
  1

• Incorrect typos in Control Flow Statements

  java/devjava-content#277 · Filter by author ngocnhan-tran1996 opened on Sep 4, 2026

• Formatting error in "Statements" section

  java/devjava-content#276 · Filter by author ngocnhan-tran1996 opened on Sep 1, 2026
  2

• In Decorating I/O Streams, Files.size(path) should be inside a try-catch statement

  java/devjava-content#275 · Filter by author authentictech opened on Aug 19, 2026
  1

• [Proposal] Speeding Up Java Application Startup with AOT Cache

  proposal
  java/devjava-content#274 · Filter by author mipo256 opened on Aug 14, 2026
  2

• Inconsistent description of performance benefit of CDS

  java/devjava-content#273 · Filter by author willy-b opened on Aug 13, 2026

• Illegal escaping on a Perl-style hex notation example on https://dev.java/learn/regex/intro/

  java/devjava-content#272 · Filter by author willy-b opened on Aug 13, 2026
  1

• Files.newBufferedWriter() takes a Path object, but incorrectly passed a File object

  java/devjava-content#271 · Filter by author authentictech opened on Aug 13, 2026
  2

• Change in "Walking the File Tree" code example

  java/devjava-content#269 · Filter by author authentictech opened on Aug 7, 2026

• Example code using System.err instead of System.out

  java/devjava-content#268 · Filter by author authentictech opened on Aug 4, 2026
  3

• Code missing closing parenthesis. Errant continue statement.

  java/devjava-content#267 · Filter by author authentictech opened on Aug 4, 2026
  4

• Example code in File Systems Basics tutorial needs a try block

  java/devjava-content#266 · Filter by author authentictech opened on Jul 30, 2026
  1

• Typos in various articles (multi-article typo only ticket)

  java/devjava-content#263 · Filter by author willy-b opened on Jul 15, 2026
  16

• Bad hyperlink, typos, possible small errors in "Introduction to Java Encryption/Decryption" tutorial ( https://dev.java/learn/security/intro/ )

  java/devjava-content#262 · Filter by author willy-b opened on Jul 14, 2026
  3

  

• GitHub org not verified

  java/devjava-content#255 · Filter by author aqplemine opened on Jun 11, 2026

• https://dev.java/learn/packages/ is out of date, doesn't mention import module added in JEP 511 in Java 25

  java/devjava-content#254 · Filter by author willy-b opened on May 27, 2026
  1

• Missing example in "Objects, Classes, Interfaces, Packages, and Inheritance" (https://dev.java/learn/oop/)

  java/devjava-content#245 · Filter by author joaoLouceiro opened on May 13, 2026

• Typos and possible content errors in "Garbage Collection in Java" tutorial ( https://dev.java/learn/jvm/tool/garbage-collection/ )

  java/devjava-content#218 · Filter by author willy-b opened on Apr 2, 2026
  3

• Switch tutorials out of date for Java SE 21 addition of null selector value support, pattern matching, guards, any reference type in the selector expression, and more

  java/devjava-content#215 · Filter by author willy-b opened on Mar 21, 2026

• Unable to reproduce the "Javadoc comment" action pop-up when following the instructions in the "Document Code" section of the "Building a Java application in Visual Studio Code" tutorial

  java/devjava-content#209 · Filter by author brlin-tw opened on Mar 6, 2026
  1

  

• Missing imports in the sample code of the "Project Explorer" section of the "Building a Java application in Visual Studio Code" tutorial

  java/devjava-content#207 · Filter by author brlin-tw opened on Mar 6, 2026