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Friends don’t let friends write user auth. Tired of managing your own users? Try Okta’s API and Java SDKs today. Authenticate, manage, and secure users in any application within minutes. In the Java world, there are two main build systems: Gradle and Maven. A build system chiefly manages potentially complex webs of dependencies and compiles the project. It also packages ...

Apache Kafka is being increasingly integrated into a variety of systems and solutions, from filtering and processing large amounts of data real-time, to logging and creating metric data into a centralized handler from different sources. Using CData Sync, such solutions can easily be applied to any CRM, ERP or Analytics software. Configuring Apache Kafka Destination for CData Sync Setting up the ...

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Do you want to know what is the best investment you can make with your time and money? Knowledge As a software developer you should be constantly acquiring new skills. This is the best way to advance your career and enjoy the rewards (monetary, emotional etc.). Towards that direction you should be reading books, devouring technical articles and staying informed ...

You may remember from my previous post that, in Java 12, the traditional switch statement was enhanced so that it could be used as an expression. In Java 13, there has been a further change to this feature. The break statement can no longer return a value. Instead, you have to use the new yield statement, as shown below: 01 ...

AtomicInteger belongs to the family of Atomic Variables. The main benefit is that using it, is not blocking instead of doing a blocking synchronization, thus you avoid the suspension and rescheduling of thread. The AtomicInteger is based on the Compare and Swap mechanism and is part of the scalar group of the atomic variables. Our first use case would be a ...

I’ve previously written about setting up Cassandra and Priam for backup and cluster management. The example that I gave for backup restore there, however, is not applicable in every situation – it may not work on a completely separate cluster, for example. Or in case of partial restore to just one table, rather than the whole database. In such cases ...

In this post i will share my experience of “comments in code” that i have got by reading code , writing code and reading books. Lets start with famous quote 1 2 “Don’t comment bad code—rewrite it.”   —Brian W. Kernighan and P. J. Plaugher Lots of comment in code looks just like above image and it is distraction. Comments are lie Most ...

I’ve been thinking about this since 2007, somewhere around the time S3 was launched by Amazon. I even tried to implement it a few times, but failed right after the design phase. I’ve heard about a startup, which tried to do it too, but also failed. I’m still not sure whether it’s possible to do, but it could definitely become ...

This week, we released 2.5.0 version of Apache Ivy. Apache Ivy is a build dependency manager that is integrated with the Apache Ant build tool. The download is available as usual at https://ant.apache.org/ivy/download.cgi. This 2.5.0 version comes after a long gap in releases of Ivy. 2.4.0 was released way back on December 26 2014. After that, the project has seen ...

Good tests should: Run quicklyFail meaningfullyDocument the system under testExplain themselves when they go wrong Consider the following test: 1 2 3 4 5 6 7 8 9 @Test public void restApi() {     int response = client.get("/endpoint");       // the status code returned from the get     // should be OK, indicating     // the endpoint is healthy     assertEquals(200, response); } You ...