Setting google chrome / chromedriver options correctly in version 75+ with selenium and capybara

John Bachir's Code Blog
November 28, 2019

Problem

Here's one that took me a surprising amount of digging to find an answer deep in a lone comment in a thread.

You're running your chrome/chromedriver-driven test suite and start getting mysterious errors, which might be related to problems that were previously solved by setting particular options. After some . . .

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How to get github pull request commits to be in the correct order

John Bachir's Code Blog
November 28, 2019

Problem

Sometimes after rebasing and force pushing, github will show commits in a different order from what you expect.

Solution

git rebase -i master --exec 'git commit --amend --date="$(date -R)"' 
git push --force origin my-branch

If I remember correctly, some solutions to this problem . . .

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These are a few of my favorite software engineering books and blogs

John Bachir's Code Blog
March 25, 2019

Books

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How to clone a git repo from one remote to another

John Bachir's Code Blog
January 24, 2019
git clone --mirror old-remote-url
cd repo.git
git push --mirror new-remote-url

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Measuring Sidekiq with Librato

John Bachir's Code Blog
July 03, 2015

Here's what I recently put together so I could measure some Sidekiq behavior with Librato. This code makes use of the librato-metrics gem.

Measure the time taken to perform each type of job

I put this in my lib directory:

class SidekiqMetrics
 def call(worker, msg, queue)
 librato_queue = Librato::Metrics:: . . .

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How to make a git branch be based off of a different branch from what it was originally branched off from

An easy thing to do covered confusingly in 2-dozen other blog posts around the web. But not here my friend.

John Bachir's Code Blog
March 27, 2015
git checkout branch-you-are-working-on
git rebase --onto branch-you-want-it-based-on branch-it-is-based-on

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Benchmarking Postgres vs. Redis Reads

John Bachir's Code Blog
March 21, 2015

I was curious what would be the difference in performance between Postgres and Redis for basic read operations. Redis is highly optimized for writing and reading specific types of data structures, where Postgres, with its ACID guarantees and general-purpose features, can't compete. But for the most basic read operations, where Postgres . . .

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