AppSignal Blog

AppSignal APM combines performance monitoring and error tracking in one clear interface. For Ruby (on Rails), Elixir and Node.js.

5 Node.js Tools to Learn in 2023
JavaScript

5 Node.js Tools to Learn in 2023

Check out 5 Node.js tools that can help boost your productivity in 2023.

By Camilo Reyes on

A Guide to Rails View Helpers
Ruby

A Guide to Rails View Helpers

Find out how you can keep your Rails views readable using helpers.

By Daniel Lempesis on

Monitoring Your NestJS Application with AppSignal
AppSignal

Monitoring Your NestJS Application with AppSignal

In this post, you'll learn all you need to know about monitoring your NestJS app with AppSignal.

By Connor James on

Calling Ruby Methods in C: Avoid Memory Leaks
Ruby

Calling Ruby Methods in C: Avoid Memory Leaks

Discover how you can avoid memory leaks in your C extension by using functions like `rb_protect`.

By Ulysse Buonomo on

How To Instrument Your Elixir Application with AppSignal
Elixir

How To Instrument Your Elixir Application with AppSignal

Let's run through adding instrumentation to an Elixir application using AppSignal.

By Allan MacGregor on

How to Parse Arguments in Your Ruby C Extension
Ruby

How to Parse Arguments in Your Ruby C Extension

Let's explore two ways to set up a complex Ruby API written in C.

By Ulysse Buonomo on

Secure Your AWS Lambdas with TypeScript
JavaScript

Secure Your AWS Lambdas with TypeScript

In the final part of our AWS Lambdas with TypeScript series, we'll secure our API using Amazon Cognito.

By Camilo Reyes on

Create a Business Language for a Rails Application
Ruby

Create a Business Language for a Rails Application

Build and parse a programming language to extend your Rails application's functionality.

By Paweł Świątkowski on

Debugging and Tracing in Erlang
Elixir

Debugging and Tracing in Erlang

In the second and final part of this two-part series, we'll dive into Erlang tools you can use for debugging.

By Marcos Ramos on

AppSignal’s Top 5 Elixir posts in 2022
Elixir

AppSignal’s Top 5 Elixir posts in 2022

Let's look at the top 5 most liked Elixir blog posts from 2022!

By Milica Maksimović on

AppSignal’s Top 5 Node.js posts in 2022
JavaScript

AppSignal’s Top 5 Node.js posts in 2022

Let's look at the top 5 most liked Node.js blog posts from 2022!

By Milica Maksimović on

AppSignal’s Top 5 Ruby posts in 2022
Ruby

AppSignal’s Top 5 Ruby posts in 2022

Let's look at the top 5 most liked Ruby blog posts from 2022!

By Milica Maksimović on

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AppSignal provides insights for Ruby, Rails, Elixir, Phoenix, Node.js, Express and many other frameworks and libraries. We are located in beautiful Amsterdam. We love stroopwafels. If you do too, let us know. We might send you some!

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