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Our team handles over 30 billion requests each month. We run a stack with Ruby, MongoDB, Rust, Go, React and are improving this all the time.

JavaScript Errors: An Exceptional History - Part II

By Adam Yeats on

We continue our deep dive into JavaScript errors. This time, we look at how to handle them in your code today.

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Sidekiq Optimization and Monitoring

By Stefan Verkerk on

Where we look at lessons learned in monitoring and performance, and go through some things that seem simple at first, but turn out to be a bit more complex.

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JavaScript Errors: An Exceptional History

By Adam Yeats on

We take a deep dive into the history of Errors in JavaScript.

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How We Tracked Down an Exception Without Errors: A Detective Story

By Tom de Bruijn on

This is a short detective story about how we tracked down an exception in AppSignal.com's flow that didn't cause an error...

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Ruby Templating: Baking an Interpreter

By Benedikt Deicke on

In this post, we'll bake our own Interpreter, bringing the Templating series together with a lot of sticky stroop.

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Migrate to our new Slack App!

By Tom de Bruijn on

There's a new Slack app in town. Make sure to migrate to our new Slack app before the 1st of October!

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The Inherited Hook Method in Ruby - and More Parenting Lessons

By Mehdi Farsi on

Today, we will explore the inherited hook method and dive into preventing inheritance

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New Sample Page Graphs and Navigation

By Tom de Bruijn on

Remember that error that you didn't have time for? Well, we remember it as well. And now, we've made sure that you can easily access it with our new sample navigator.

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Type Checking in Ruby — Check Yo Self Before You Wreck Yo Self

By Michael Kohl on

A splash into Duck Typing, gradual typing and enjoying Sorbet on a typical summer day

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Cleaning Up Ruby Strings 13 Times Faster

By Maud de Vries on

In this post we dive into when generic methods are worth replacing with specific alternatives. Illustrated by cleaning up strings.

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Multiplayer Go with Elixir's Registry, PubSub and dynamic supervisors

By Jeff Kreeftmeijer on

In part 3 of building the Go Game in Elixir, we'll allow the creation of new games as well as inviting others to join in. Along the way, we touch on Elixir's Registry, PubSub and dynamic supervisors.

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Digging Deeper into Ruby Templating: The Parser

By Benedikt Deicke on

With the lexer in place, let’s move on to the next step: The parser.

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