Java Code Geeks Java Developers Resource Center

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Hey fellow Geeks,following our Community’s feedback and staying on trend with the industry developments, we are super excited to announce the launch of our brand new Youtube channel! On our channel, we will be hosting video courses related to Java programming, but software development in general as well. We will be featuring code walk-through as well as full-blown tutorials. In ...

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 ...

Last time we looked at some generic diagrams from the C4 model, which are useful for most teams. This time we’re going to explore a more specific type of diagram that can be a tremendous help with security. Data Flow Diagrams A Data Flow Diagram (DFD), as the name indicates, shows the flow of data through the system. It depicts ...

In this post we will learn how to parse, pretty-print and process JSON from the command-line with jq. At the end we will even use jq to do a simple JSON to CSV conversion. jq describes itself as a lightweight and flexible command-line JSON processor. You can think of unix shell tools like sed, grep and awk but for JSON. ...

Automation testing can be a highly effective productivity booster, and a quality enhancer for your product pipeline or system development projects if done correctly. But it can be difficult to apply best practices when a team is just starting this transformation. We’ll shed light on the most common challenges that face teams as they pursue automation efforts and also how ...

In this post, we’ll take a look at how to use the work manager in android. Work manager is a part of the android architecture components and is a good replacement of all the previous scheduling options. Other scheduling options such as JobScheduler, GcmNetworkManager etc. But they had their shortcomings. GcmNetworkManager required play services, so it won’t work on some ...

Previously we simulated a delay scenario using Hoverfly. Now it’s time to dive deeper and go for a state-based testing. By doing a stateful simulation we can change the way the tests endpoints behave based on how the state changed. Hoverfly does have a state capability. State in a hoverfly simulation is like a map. Initially it is empty but ...

How to build an actual stack of frameworks and libraries for a comfortable development process if you’re working remotely in a distant village, flying for 8 hours on a plane, or if the access to the world wide network in your company is so limited that you can’t use public artifact repositories, such as maven central? How can we deliver ...

After spending some time doing sustained engineering (a.k.a. maintaining legacy code), I ventured to reduce repetitive code in Spring MVC @Controllers. I started with an abstract base controller class. But I soon found out that it was a dead-end because @RequestMapping is not inherited from (or combined with) parent classes and/or interfaces (see Spring MVC @RequestMapping Inheritance). With some free ...

One of the biggest challenge of using Cucumber is non-technical. Developers don’t like writing in natural language. It makes them wistful for programming languages. Similarly, folks in the business cannot necessarily write specs in a crisp style that makes them executable. The ideal is to partner with business and development to find a natural way of expressing things. However, we ...