Dynamic forms are changing the online world these days. Ext JS can help you integrate such forms into your website. It has scalable and excellent reusable components that help us achieve dynamic forms. Ext JS has a strong foundation for…

In modern software development, unit testing has become an essential practice to ensure the quality and maintainability of code. Unit tests are low-level tests that focus on individual units or components of an application, verifying their behavior in isolation. By…

Last Updated: May 14, 2026 Enterprise software development in 2026 relies on seven proven architecture patterns: microservices, event-driven architecture, API-first design, serverless, layered architecture, modular monoliths, and micro-frontends. The choice depends on team size, data complexity, and scalability requirements, with…

As a web developer, you know how popular JavaScript is in the Web app development landscape. It powers thousands of web applications, from simple to complex, adding interactivity and enhancing the user experience. While JavaScript helps create high-performance, functional apps,…

2024年2月20日～22日、第3回目となる「Virtual JavaScript Days」が開催されました。JavaScript の幅広いトピックを採り上げた数多くのセッションを実施。その内容は、Senchaの最新製品、ReExt、Rapid Ext JSまで多岐にわたり、JavaScriptの最新のサンプルも含まれます。 このカンファレンスでは多くのトピックをカバーしています。Senchaでセールスエンジニアを務めるMarc Gusmano氏は、注目すべきセッションを主催しました。Marc は Sencha の最新製品「ReExt」について、詳細なプレゼンテーションを実施。その機能とメリットを、参加者に理解してもらうべく詳細に説明しました。 カンファレンスは、Senchaのジェネラルマネージャを務めるStephen Strake氏によるキーノートでスタートしました。キーノートでは、会社の将来のビジョンについての洞察を共有しています。世界中から JavaScript 開発者、エンジニア、愛好家が集まるとてもエキサイティングなイベントとなりました。これは、JavaScript エコシステムの最新情報について学ぶユニークな機会と言えます。 (more…)

Ext JS is one of the most Popular JS frameworks for creating interactive websites. However, beginners often face challenges when using it. This guide helps beginners avoid common mistakes, which are important for a smoother experience in a JavaScript framework…

Last Updated: May 7, 2026 A complete guide to adding elements to the beginning of JavaScript arrays in 2026. Covers five methods: unshift(), spread operator, concat(), splice(), and Array.prototype.with(), with performance analysis, browser engine comparisons, and framework-specific patterns for React…

Highlights of Virtual JS Days 2024 From February 20-22, 2024, we held the third Virtual JavaScript Days. It featured many sessions on a wide array of JavaScript topics. They ranged from Sencha's latest product, ReExt, and Rapid Ext JS. They…

Looking to make your JS frameworks code simpler and easier to read? JavaScript's shorthand syntax can help. This blog explores the basics and advanced uses of shorthand in JavaScript framework. We'll explain shorthand syntax and how it simplifies coding. In…