Arithmetic gives us tools to smoosh, slide and stretch numbers. These transformations are handy: sometimes there’s things in the real world we want to smoosh, slide and stretch in the same way.
Why’s this important?
Seeing arithmetic as a type … Read article
Math uses made-up rules to create models and derive relationships. When learning, I ask: 
Everyone’s heard of the stock market — but few know why… Read article it works. Were you aware that each stock has two prices? That you can’t buy and sell for the same amount? That a “stock market” works better and is
Traditional version control helps you backup, track and synchronize files. Distributed version control makes it easy to share changes. Done right, you can get the best of both worlds: simple merging and centralized releases.
Distributed? What’s wrong with regular version… Read article
Version Control (aka Revision Control aka Source Control) lets you track your files over time. Why do you care? So when you mess up you can easily get back to a previous working version.
You’ve probably cooked up your own… Read article
I’m thrilled by the recent attention and your feedback… Read article. Seeing your “Aha!” moments motivates me to write — though I’ve been neglectful lately. I’m busy, the dog ate my browser, the draft’s in the email… you know the drill.
I’ve been on a web tweaking kick lately: how to speed up your javascript, gzip files with your server, and now how to set up caching. But the reason is simple: site performance is a feature.… Read article
For web
Compression is a simple, effective way to save bandwidth and speed up your site. I hesitated when recommending gzip compression when speeding up your javascript because of problems in older browsers… Read article.
But it's the 21st century. Most of my
I’m happy people are finding the article on javascript optimization useful. But I made a giant, horrible mistake. A mistake that befalls many tutorials.
I didn’t include actual, working examples for you to play with.… Read article You can talk all you
Backing up data is like flossing – we know we should, we just don’t get around to it as much as we’d like. Nobody will admit it, though .
Here are the rules of backup club:
