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JavaScript

Implementing OpenTelemetry in Angular - A Practical Guide

Angular applications often grow in complexity, making it challenging to monitor performance and troubleshoot issues effectively. Enter OpenTelemetry: a powerful, vendor-neutral framework for telemetry collection. This guide will walk you through implementing OpenTelemetry in your Angular projects, enhancing your ability to observe and optimize your applications.

Get Started with InfluxDB's JavaScript API

Time series databases are designed to store and analyze data collected at specified points in time. They’re essential for applications that handle huge amounts of continuously generated data, such as Internet of Things (IoT) devices, system monitors, and financial systems. InfluxDB, an open source time series database known for its outstanding performance and scalability, has gained popularity due to its capacity to manage large amounts of time-stamped data.

[Workshop] Fix Your Front-End: JavaScript Edition

Hear from the team behind our JavaScript SDKs as they share practical tips to make debugging more tolerable. In this session we covered: Setting up and configuring Sentry for frontend projects How to trace frontend errors back to backend issues Analyzing web vitals to identify performance bottlenecks Using session replay for better user insights.

[Live workshop] Fix Your Frontend: JavaScript Edition

Join the team behind our JavaScript SDKs for a live session as they share practical tips to make debugging more tolerable. We’ll walk through everything from setting up and configuring Sentry to trace errors and identifying slow code. Whether you’re new to Sentry or a long-time user, there will be something for you. This session will cover: Setting up and configuring Sentry for frontend projects How to trace frontend errors back to backend issues Analyzing web vitals to identify performance bottlenecks Using session replay for better user insights.

How to check jQuery version in different environments

jQuery, a fast and lightweight JavaScript library, has been widely used in web development for over a decade. It simplifies tasks such as HTML document traversal, event handling, animation, and Ajax interactions, making it an essential tool for many developers. While jQuery has become less critical in the modern JavaScript ecosystem with the rise of native JavaScript methods and frameworks like React and Vue.js, many existing websites and applications still rely on it.

Top 6 JavaScript errors and how developers can fix them

JavaScript errors are every developer’s nightmare. They’re not just irritating—they can stop your project dead in its tracks. And let’s face it, whether you’re a seasoned pro or just getting started, you’re bound to encounter these mistakes. But why keep tripping over the same issues? At Raygun, we’ve seen it all when it comes to JavaScript errors, and we know which ones are the real time-wasters.

Essential VS Code Extensions for JavaScript Developers in 2024

As a JavaScript developer, you’re probably in VS Code every day to write code, identify issues, and handle all the other tasks necessary to keep your projects running smoothly. With the right extensions, VS Code evolves from a simple code editor into a productivity powerhouse – and many of them are completely free. Whether you’re debugging, formatting code, or managing dependencies, there’s an extension to make your life easier.

Improved OpenTelemetry & Node Support in JavaScript v8 SDK

As first announced during Sentry Launch Week, we have been working on shipping a major release of our JavaScript SDKs. This update makes getting started with Sentry JavaScript SDKs (even more) straightforward. This release broadens the number of frameworks and libraries where we provide automatic instrumentation, meaning you can access telemetry data in Sentry on day one, without configuration.

Debugging: "Failed to construct 'Request': Invalid Argument." in Edge

Nothing changed in your code. All of a sudden, a tidal wave of errors start happening for Microsoft Edge users. What the heck happened? On August 28th, 2019, many TrackJS customers saw a sudden surge in errors from Microsoft Edge browsers: Failed to construct 'Request': Invalid Argument and Failed to execute 'fetch()' on 'Window': Invalid argument". Our Debugging blog series explores symptoms, causes, and solutions to common JavaScript errors.