React "Aha" Moments

A collection of those "Aha" moments while learning and teaching React.
Make React click for you or someone you love.

Postgres Query Plan Visualization

Postgres Explain Visualizer (Pev) is a tool that makes EXPLAIN output easier to grok. It creates a graphical representation of the query plan.

Node.js 8 Moves into Long-Term Support and Node.js 9 Becomes the New Current Release Line

Node 9 is out!

Seven into seven.

“Whose benefits? Whose risks?” As powerful as they are brief, these questions are design tools: they offer us a lens through which we can view our work, to help us create technology that’s more than just effective, more than just attractive.

Blockchain for Business - An Introduction to Hyperledger Technologies

A primer to blockchain and distributed ledger technologies. Learn how to start building blockchain applications with Hyperledger frameworks.

Stop Relying on Console and Consider These Node.js Debugging Tips

Node.js debugging should include better tactics than relying heavily on console.*, debugger, and various other similar techniques to debug a problem.

Make HTML Email Development in Rails Better With These Tools

Set up an HTML email development workflow that looks more like the front-end development workflow you're used to with these tools and tricks.