I haven't read this yet, but the topic is of great interest: "Before discovering Ruby and Ruby on Rails I was a .NET developer. At that time I’d make ad-hoc changes to my development database, export my table/function/stored procedure/view definitions to text files and check them into source control with any code changes. Using diff functionality I’d compare the schema changes that the DBAs needed to apply to production and we’d script that out separately."

It has some similarities with things like JSFiddle or CodePen, but can run Ruby (as well as Python, C and C++). It can even act interactively and accept user input (such as with gets). You can then take these sandboxes and use them on your own pages/blog posts, etc.

Have you ever wondered how does Medium recommend blogs to read or how does a platform with millions of users tells if a username is available or ta...

Adds additional postgres functionality to an ActiveRecord / Rails application - GeorgeKaraszi/ActiveRecordExtended: Adds additional postgres functionality to an ActiveRecord / Rails application

Getting data into your database is easy, but querying large datasets is challenging—especially without the right indexes. Pavel Tkachenko teaches how to write performant SQL queries with EXPLAIN and ANALYZE.

There are a few really good ones here! “11 quick tips and hidden features”

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Duplication can pose serious maintenance problems to codebases. Developers’ attempts to fix duplication can even sometimes introduce new problems. Certain popular approaches to addressing duplication exist, such as the rule of three and the refrain duplication is cheaper than the wrong abstraction. I think these advice snippets treat duplication in an oversimplified way that doesn’t […]

Command-line interactive multitool for tabular data.VisiData is an interactive multitool for tabular data. It combines the clarity of a spreadsheet, the efficiency of the terminal, and the power of Python, into a lightweight utility which can handle millions of rows with ease.

CodeSee is the world’s first solution for Continuous Code Understanding. CodeSee helps development teams visually understand how your large-scale codebase works, document it, and collaborate continuously.

Now that slack changed its pricing model it may be time to switch. “Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones”

A quirky guide for people joining this particular HCI research lab: "This material should take you a week to go through. It'll help you in doing HCI work and research in general. 1) Start with a talk by Richard Hamming called You and Your Research about picking research problems: http://www.cs.virginia.edu/~robins/YouAndYourResearch.html then look over...

Command-line interactive multitool for tabular data.

Your mental model for Hotwire should be progressive enhancement: start with the basics and layer on Turbo Frames, Streams, and Stimulus as you build more.

Mentioned as a wonderful two pane FINDER replacement. I have been looking for years for a suitable replacement for a classic app NORTON COMMANDER. Maybe this is the one?

Since I joined Charm, I’ve been working and learning more about SSH, and I thought I would share a few quick tips and tricks with you.
Forward Yubikey Agent If you use a Yubikey (you should), you can use it in your remotes by having the key in a SSH agent and forwarding it.
To manage the agent, I strongly recommend yubikey-agent.
You can then forward it in your ~/.ssh/config like the following:

A very popular way to create free documentation web sites. I haven't looked at it much. I use gitbook. I was wondering what the difference is, and I don't see much

If you need a polar plot, you need one! They are tricky to do but these examples are helfpul!

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Pretty good high level explanation of Kubernetes concepts. “How Virtual Machines have been used to deploy services. What old problems containers solve and what new problems create. How Kubernetes used containers to recreate Virtual Machines?”