The Honeybadger developer blog

Nested errors in Ruby with Exception#cause

It's a common pattern in Ruby to rescue and exception and re-raise another kind of exception. But the original exception isn't lost! You can use Exception#cause to grab it. In this post we show you how.

Announcing realtime error monitoring for Go

If you're a Go developer, we have some great news: you can now monitor your Go applications for panics and errors with Honeybadger! We've been working hard to create the same great error monitoring experience that our Ruby customers enjoy for the Go community, and we hope you'll love the results.

How to "try again" when exceptions happen in Ruby

Ruby provides a few interesting mechanisms that make it easy to "try again" - though not all of them are obvious or well-known. In this post we'll take a look at these mechanisms and how they work.

Using TracePoint to explore complex exception behavior in Ruby

Ever wanted to know which method caused an exception - even if the exception was swallowed before you could get your hands on it? You can do all this and more with the magic of TracePoint.

How to change the process name of your Ruby script as shown by `top` and `ps`

It's super handy to be able to refer to processes by name. But default process names can be pretty cryptic. This post will show you how to set friendly process names, and even how to use the process name to provide status summaries for long running processes like Unicorn.

The clever hack that makes `items.map(&:name)` work

The &: trick is a great shortcut when using enumerable methods like map. The way it works may surprise you. In this post we'll look in detail at exactly how code like users.map(&:name) functions under the hood.

Advanced Ruby Hash Techniques

When you use something as much as Ruby developers use Hashes, it's easy to think you've seen it all.

But I'm here to tell you that the humble ruby Hash has a few tricks up its sleeve. Far from being a dumb key-value system, the Hash object gives you...

Honeybager Mobile - now for iOS and Android

We’re super excited to announce the release of the official Honeybadger Mobile app for iOS and Android

With this new app you’ll get flexible push notifications for errors and outages. You’ll be able to manage critical problems on the go and ignore...

How to Dump a Rails Model to a YAML File

I've been wanting to do some work for a while on the UI for our performance monitoring system. But the way the performance monitoring system works, it's difficult to create fake data for development.

The solution? Jump into a Rails console on our...

Let's build an RSS to email digest script with Ruby

I needed a script that will fetch our most recent blog posts and output a "digest" HTML email that I can personalize. In this post we walk through the process of creating it. You'll learn about fetching and parsing RSS as well as templating with ERB. Yes! You can use ERB outside of Rails!