The fifth annual DevOps and Jenkins Community Survey is here and it brings some very interesting insights into the usage of technology environments, adoption of practices and DevOps maturity levels within organizations. Let’s take a closer look at the most interesting highlights.
Category: Articles
Java Compound Operators | Baeldung
Learn how compound operators work in Java
How to Convert Binary Number to Decimal in Java – Algorithm
Problem : Write a Java program to convert a binary number into decimal format, without using any library method which can directly solve t…
JDK 12 beta: The new features coming to Java 12
The first beta builds are available, with switch expressions to improve coding and allow pattern matching, and raw string literals to simplify multiline expressions
Guide to Character Encoding | Baeldung
Explore character encoding in Java and learn about common pitfalls.
S2I with Java 11 & Gradle builds for OpenShift
How do YOU get your Java apps running in a cloud? First you grab a cloud from the sky, by e.g. (1) Getting Started with a free account o…
Apache Ignite Baseline Topology by Examples
Ignite Baseline Topology or BLT represents a set of server nodes in the cluster that persists data o…
Java String Format Examples – DZone Java
Always forgetting the Java String formatting specifiers? Or maybe you never took the time to learn. Here’s a reference for you of the various flags you can use.
Guide to Java 8 Comparator.comparing() | Baeldung
A practical guide to the static functions and instance methods of the Comparable interface that were introduced in Java 8.
Java Magazine, September/October 2018
View the digital edition of Java Magazine: September/October 2018 Twitter.
Conversational UI with Oracle Digital Assistant and Fn Project
Here and there we see numerous predictions that pretty soon chatbots will play a key role in the com…
J2Pay – Implementing A Gateway
IntroductionWe are very excited to welcome contributors, if you have worked on any gateway you can…
Dynamic casting in Java
I’m a big fan of Baeldung’s blog. One of his previous post is about casting in Java. Unfortunately, …
Java Testing Weekly 49 / 2018
There are many software development blogs out there, but many of them don’t publish testing articles on a regular basis. Also, I have noticed that some software developers don’t read blogs written by software testers. That is a shame because I think that we can learn a lot from them. That is why I decided to create a newsletter that shares the best testing articles which I found during the last week. Let’s get started. Technical Stuff Mockito annotations – @Mock, @Spy, @Captor, @InjectMocks is a practical blog post that describes how you can create mocks, spies, and argument captors by using annotations. Testing on the Toilet: Exercise Service Call Contracts in Tests is an interesting blog post that demonstrates why mocking a service call isn’t always the right choice. The Really Valuable Stuff Don’t Define Testing Around Bug Finding is an excellent blog post that explains why it’s not a good idea to measure the number of bugs found during testing and use this number as a metric that helps you to see if testing is effective or not. What to Test When There’s Not Enough Time to Test is a helpful blog post that identifies four things that
Java 8 stream API orElse usage
What I’m trying to do is to filter the list, then map it and use orElse if null and then collect it back to the list. Now I can achieve it this way:return users .stream() .filter(user -&…