Thunkable fun with a drag-and-drop app builder - j‑labs software specialists

Are you programmer?Do you need no-code tool?Probably your answer is **no**. Sometimes you need a fast app prototype and sometimes a non-technical person asks you […]

Web application testing is not only web browser compatibility testing nowadays. Verifying proper visibility on mobile devices as tablets and smartphones is same or even […]

Demand for web and mobile applications is still increasing. Developers nowadays don’t build whole systems from scratch since it’s time and cost consuming. With rise […]

We all in principle try to perfect our app. Choosing best architecture and frameworks, meticulously planning classes and utilizing design patterns to make best of […]

Introduction Building big web applications written in JavaScript is not a simple thing. We don’t have types, interfaces, enums etc. These features could be really […]

Introduction The Builder design pattern is known and used widely. To begin with, it was created to provide a way to create new objects. Using […]

Here’s a quick lesson in bringing Spring Configuration classes and functionality to your own stand-alone apps in the event you need them. Spring is a […]

Let’s figure out how we can use Observer pattern to build a very basic implementation of Events with public/subscribe methods based on usage of Ionic […]

Introduction Enterprise Integration Patterns solves problems of enterprise application integration and message-oriented middleware. I recommend the book by Gregor Hohpe and Bobby Woolf where authors catalogued the […]

Let’s assume we want to measure air pollution in our city. We’ve got around 100 detectors located in different parts of the town. Measurement results are collected every 15 minutes.