Technology

Indexes and partitioning can help with SQL performance, but they're not cure-alls. Through everyday examples of date range and LIKE queries, find out how to "think like an RDBMS" to make yours run faster.

NgRx is a popular Angular state management library, but to unlock its full potential developers may require a few new skills. In this article, Toptal Full-stack Developer Luka Onikadze explains why he became an NgRx admirer after starting off as a skeptic.

Testing can be a daunting task even for experienced teams with an abundance of resources. How do Toptal developers write tests and what do they use? In this article, Toptal React Developer Boris Yordanov introduces you to Picasso, a component library designed by our developers for in-house use.

When you hear the word “linter,” you probably think about particular widely used tools. But there’s a different kind of linters. In this article, Toptal Back-end Architect Robert Pankowecki introduces you to linters implemented by Ruby libraries and details their capabilities.

The concise syntax of Scala usually helps developers avoid writing boilerplate. When repetitive code is required anyway, developers can use macros and quasiquotes to keep code clean and maintainable. Here's how.

As microservices architecture continues to evolve, interservice communication has become a significant challenge to manage. Service meshes are becoming the standard solution, but how do popular and up-and-coming service meshes compare?

The Express.js REST API journey continues! Move from models to full DAOs and DTOs, validate requests with middleware, separate services from controllers, and prepare for a real database.

Harnessing the potential of machine learning for computer vision is not a new concept but recent advances and the availability of new tools and datasets have made it more accessible to developers. In this article, Toptal Software Developer Teimur Gasanov demonstrates how you can create an app capable of identifying handwritten digits in under 30 minutes, including the API and UI.