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Jan 29 2020

Wrangling slow reports, large file exports, and long-running tasks in Rails with ActiveJob

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Wrangling slow reports, large file exports, and long-running tasks in Rails with ActiveJob
In every non-trivial application you’ll have to do something that is just slow. You need to export a large data set to a CSV file. An analyst needs a complicated Excel report. Or maybe you have to connect to an external API and process a whole bunch of data.
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Rails
Naming presenters can be challenging. By shifting our perspective to look at what abstraction we are representing rather than the data being presented, we can bring clarity to our presenters, views, and models.
How to configure Heroku to automatically run database migrations for a Rails app during deployment.
Ruby
In the past few weeks, I tried to find a way to debug more effectively. In this post, I will share the reason why it is so hard to improve our debugging skills and how I come up with another approach to tackle this issue.
Sorbet is fast. Numerous of our early users commented specifically on how fast it was, and how much they appreciated this speed. Our informal benchmarks on Stripe’s codebase clocked it as typechecking around 100,000 lines of code per second per core, making it one of the fastest production typecheckers we are aware of.
Beyond Ruby
Slack emoji can quickly communicate the state of PR reviews.
A reflection on burning out, starting a business a year ago, and how that all came to a head.
Pragli's A/V communication is inspired by a walkie-talkie, rather than a phone call. In this article, I'll explain why we chose a walkie-talkie, some hiccups we ran into when implementing a walkie-talkie, and how it ended up looking in Pragli.
Blast from the past
Branching is about isolating change. A branch is, by-design, intended to hide change in one part of the code from other developers. It is antithetical to CI, the clue is in the name “CONTINUOUS INTEGRATION”!
I think that we are in the same state as surgeons in the 1850s. Today, there is no reputable surgeon in the world that does not wash their hands before surgery now.
Repository of the week
Enforce a strict versioning policy in your Gemfile

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