Java Specialists

Javaspecialists

Home of The JavaSpecialists' Newsletter

Helping Make Better Java and Making Java Better...

From expert level specialists articles, to inhouse concurrency courses to emergency consulting - if it's at the bleeding edge of Java - you're in the right place.

Java Champion, author of the Java Specialists Newsletter, conference speaking regular... About Heinz

The JavaSpecialist Newsletter: Celebrating 18 years of publication, enjoyed in over 145 countries by 70,000 of the world's top Java programmers and spanning over 250 specialist Java articles.

267Performance Impact of Design Patterns Performance

The Java Development Kit is filled with great examples of how design patterns can be used to make the Java code easie... Full Article

266Threading Questions in Job Interviews (2/2) Concurrency

In our previous newsletter, we showed 14 typical questions that interviewers ask to find out if we know threading. H... Full Article

265Threading Questions in Job Interviews (1/2) Concurrency

Asking detailed threading questions during an interview is like asking a football player to prove that he can sing we... Full Article

2642018 Retrospective - Living Entrepreneurially Inspirational

Our lives are so busy, we sometimes forget to stop and smell the roses. Let's take a moment to look back at how far ... Full Article
263Anonymous Tuples Tips and Tricks

Anonymous inner classes can be used effectively in Java 8 Streams to create tuples. See how this can improve our ref... Full Article

262How Java Maps Protect Themselves From DOS Attacks Tips and Tricks

A well known exploit with maps is to create a lot of Strings as keys that all have the same hash code. In this newsl... Full Article

261Concurrent Queue Sizes and Hot Fields Concurrency

ConcurrentLinkedQueue's size() method is not very useful in a multi-threaded environment, because it counts the numbe... Full Article

260Java Is Still Free Language

Is the Java Ecosystem still safe and robust or should we move to a different language? Maybe Go or Python? In this ... Full Article
259Try-With-Resource in Plain Java Language

How would the plain Java code look for our try-with-resource constructs? Watch how 4 lines of code are expanded into... Full Article

258ShuffleCollector Tips and Tricks

Sorting a stream is easy. But what if we want the opposite: shuffling? We can shuffle a List with Collections.shuff... Full Article

257CountDownLatch vs Phaser Concurrency

Java 7 gave us a brilliant new class called Phaser, which we can use to coordinate actions between threads. It repla... Full Article

256Java 10: Parallel Full GC in G1GC Performance

Apparently Full GC is done in parallel in the Java 10 G1 collector. Or is it? In this newsletter we set out to disc... Full Article

Subscribe to The JavaSpecialists' Newsletter and you'll get; Every new issue, our Best 10 articles ever, exclusive invites to live webinars, access to expert tutorials...and more!

Agree to JavaSpecialists Privacy Policy *

Read our Privacy Policy

Subscribers...

"Java Specialists.eu is not only about tutorials, trainings and Java buzz-words its about understanding how real world Java works." Zoran Sevarac
"Insane! I got mentioned in Dr. @heinzkabutz 's JSN! I've been reading it for 10yrs at least ! (HT @BruceEckel)" Josh Long (@starbuxman)
"I thought I knew Java... and then I read The JavaSpecialists' Newsletter." Panos Konstantinidis
"Achievement Unlocked: Having one's code quoted in the Java Specialists' Newsletter by @heinzkabutz." Stuart Marks

Java Training

We deliver relevant courses, by top Java developers to produce more resourceful and efficient programmers within their organisations.

Java Consulting

We can help make your Java application run faster and trouble-shoot concurrency and performance bugs...

Java Emergency?

If your system is down, we will review it for 15 minutes and give you our findings for just 1 € without any obligation.

JavaSpecialists

We deliver relevant courses, by top Java developers to produce more resourceful and efficient programmers within their organisations. Find Out More

Javaspecialists

Helping Make Better Java and Making Java Better...

From expert level specialists articles, to inhouse concurrency courses to emergency consulting - if it's at the bleeding edge of Java - you're in the right place.

The JavaSpecialist Newsletter: Celebrating 18 years of publication, enjoyed in over 145 countries by 70,000 of the world's top Java programmers and spanning over 250 specialist Java articles.

Subscribers...

Java Training

Java Consulting

Java Emergency?

JavaSpecialists

Quick Links

Connect With Us

Javaspecialists

Helping Make Better Java and Making Java Better...

From expert level specialists articles, to inhouse concurrency courses to emergency consulting - if it's at the bleeding edge of Java - you're in the right place.

The JavaSpecialist Newsletter: Celebrating 18 years of publication, enjoyed in over 145 countries by 70,000 of the world's top Java programmers and spanning over 250 specialist Java articles.

267Performance Impact of Design Patterns Performance

266Threading Questions in Job Interviews (2/2) Concurrency

265Threading Questions in Job Interviews (1/2) Concurrency

2642018 Retrospective - Living Entrepreneurially Inspirational

263Anonymous Tuples Tips and Tricks

262How Java Maps Protect Themselves From DOS Attacks Tips and Tricks

261Concurrent Queue Sizes and Hot Fields Concurrency

260Java Is Still Free Language

259Try-With-Resource in Plain Java Language

258ShuffleCollector Tips and Tricks

257CountDownLatch vs Phaser Concurrency

256Java 10: Parallel Full GC in G1GC Performance

Subscribe to The JavaSpecialists' Newsletter and you'll get; Every new issue, our Best 10 articles ever, exclusive invites to live webinars, access to expert tutorials...and more!

Subscribers...

Java Training

Java Consulting

Java Emergency?

JavaSpecialists

Quick Links

Connect With Us