Java

Showing 1-9 of 37 results
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Supercharged Testing Tips for 2019: A Java Automation Testing Tutorial

by Simon Stratton

Test automation engineers continuously research the latest tools and techniques to ensure that their test automation framework stays fast, stable, and easy to use. In this article, Toptal Freelance Java Developer Simon Stratton will take a look at some tips that you can use to update your framework for 2019 by improving your use of Selenium Grid, Java’s wait function, and Chrome DevTools.

10 minute readContinue Reading
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Using Spring Boot for OAuth2 and JWT REST Protection

by Sergio Moretti

REST APIs are used in every language and on every platform. Building a secure REST API is a must-have tool in every developer's arsenal. In this article, Toptal Freelance Java Developer Sergio Moretti shows how to secure a REST API using Spring Boot.

9 minute readContinue Reading
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Hold the Framework – Exploring Dependency Injection Patterns

by Martín Coll

There are two dominant patterns of implementation for inversion of control. Which one is better, and is there a middle path to be found between them? How should you approach IoC to get the most out of your code? Join Toptal Java Developer Martin Coll in exploring the familiar and unknown landscape of IoC development.

10 minute readContinue Reading
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Guide to Spring Boot REST API Error Handling

by Bruno Leite

Spring Boot gives very useful error messages to engineers building REST APIs. Yet, those same messages are noisy and useless for the API consumer, not to mention they reveal implementation details. Luckily, there are simple ways of handling this.

8 minute readContinue Reading
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Get Started With Microservices: A Dropwizard Tutorial

by Dusan Simonovic

Dropwizard allows developers to quickly bootstrap their projects and package applications as easily deployable standalone services. It also happens to be relatively simple to use and implement. In this tutorial, Toptal Freelance Software Engineer Dusan Simonovic will introduce you to Dropwizard and demonstrate how you can use this powerful framework to create RESTful web services with ease.

16 minute readContinue Reading
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Server-side I/O Performance: Node vs. PHP vs. Java vs. Go

by Brad Peabody

Understanding the Input/Output (I/O) model of your application can mean the difference between an application that deals with the load it is subjected to, and one that crumples in the face of real-world uses cases. Perhaps while your application is small and does not serve high loads, it may matter far less. But as your application’s traffic load increases, working with the wrong I/O model can get you into a world of hurt.

16 minute readContinue Reading
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How to Build a Natural Language Processing App

by Shanglun Wang

Natural language is increasingly becoming a viable way of interacting with smart software. Google search, Apple’s Siri, Microsoft’s Cortana, etc. are all capable of understanding queries in natural language. In this article, Toptal Freelance Software Engineer Shanglun (Sean) Wang walks us through some useful concepts and techniques in natural language processing and shows how they can be used to build a simple NLP app.

10 minute readContinue Reading
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Top 10 Most Common Spring Framework Mistakes

by Toni Kukurin

Java's open source Spring framework is a popular tool for creating high performing applications using plain old Java objects, but as with any tool, inappropriate use can lead to trouble. In this article, we cover the most common pitfalls of using the Spring framework so new and experienced developers alike have a roadmap of what to avoid.

13 minute readContinue Reading
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Write Fat-free Java Code with Project Lombok

by Miguel García López

Java has some idiosyncrasies of its own and design choices that can make it rather verbose. While Java is a mature and performant programming language, developers frequently need to write boilerplate code that bring little or no real value other than complying with some set of constraints and conventions. In this article, Toptal Freelance Software Engineer Miguel García López shows how Project Lombok can help dramatically reduce the amount of boilerplate code that needs to be written in a Java application.

13 minute readContinue Reading

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