The Wrong Abstraction — Sandi Metz

"I originally wrote the following for my Chainline Newsletter, but I continue to get tweets about this idea, so I'm re-publishing the article here on my blog. This version has been lightly edited. I've been thinking about the consequences of the "wrong abstraction."

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The Git Rebase Introduction I Wish I'd Had

"One of the most important (and confusing) git features in my new job was rebasing. Looking back now, the worst part was not finding a clear beginner's guide. So for the past me, and any future devs like the past me, this intro is for you!"

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Understanding the Hidden Powers of curl

"curl is exceedingly powerful – unfortunately, much of this power is somewhat hidden in the purposeful non-verbosity and the underlying complexity of its numerous flags, configurations, and options. Once understood, curl boasts a wide range of powerful options."

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htop explained

"For the longest time I did not know what everything meant in htop. I thought that load average 1.0 on my two core machine means that the CPU usage is at 50%. That's not quite right. And also, why does it say 1.0? I decided to look everything up and document it here."
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Awesome Design Tools

"The best design tools for everything. Curated by Lisa Dziuba & Valia Havruliyk from Flawless team. Accessibility is the practice of creating websites and apps usable for all people, including individuals with visual, motor, auditory, speech, or cognitive disabilities."

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Events API

"This event does not require a specific OAuth scope or subscription. You'll automatically receive it whenever configuring an request URL. The attributes Slack sends include: Careful, response URLs are case sensitive."

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Automatically respond to Slack messages containing specific text / Paweł Fertyk

"Recently I tried to create a Slack bot. It's job was to read messages and, if 'that would be great' was detected in the content, respond to the message with a picture of Bill Lumbergh from Office Space (yeah, I'm a funny guy)."

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Would using varchar(5000) be bad compared to varchar(255)?

"Yes, varchar(5000) can be worse than varchar(255) if all values will fit into the latter. The reason is that SQL Server will estimate data size and, in turn, memory grants based on the declared (not actual) size of the columns in a table."

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Google Maps API links

"Using the Google Maps API v3 Links to examples of various useful things and documentation Using the Google Maps API V2 Links to examples of various useful things and documentation"

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"Most serious software development projects use coding guidelines. These guidelines are meant to state what the ground rules are for the software to be written: how it should be structured and which language features should and should not be used. Curiously, there is little consensus on what a good coding standard is. Among the many that have been written there are remarkable few patterns to discern, except that each new document tends to be longer than the one before it."
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