The Overflow #57: /dev/null on demand

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Welcome to ISSUE #57 of the Overflow! This newsletter is by developers, for developers, written and curated by the Stack Overflow team and Cassidy Williams at Netlify. This week, teach your kids coding basics with fun apps, draw straight lines by hand, and recreate Minecraft with React in about an hour.

From the blog

Want to teach your kids to code? Here are three apps that can help. stackoverflow.blog Many coders have kids at home. What better time to start exposing our kids to the joys of programming! Coding teaches kids the fundamentals of logic and encourages them to think abstractly, and these apps will help them get started.

Have the tables turned on NoSQL? stackoverflow.blog NoSQL was the next big thing in system architecture in 2011, but overall interest in it has plateaued recently. What is NoSQL, what does it have to do with modern development, and is it worth implementing in your project?

Podcast 303: What would you pay for /dev/null as a service? stackoverflow.blog There is nothing that isn’t better as a managed cloud service.

Scaling Your Startup with MongoDB Atlas: A Series promotion You’d rather spend time growing your startup vs. managing your database. Join this three-part series to learn how to take time-consuming database management activities off your plate so you can focus on building your product and growing your business.

Interesting questions

How did people make things perfectly straight? hsm.stackexchange.com “Perfection is reserved for abstractions. Real objects respect tolerances.”

How does Shutterstock keep getting my latest debit card number? security.stackexchange.com Losing your card and getting a new number won’t cancel your subscriptions, even the ones you want to get rid of.

What would happen if a 10-kg cube of iron, at a temperature close to 0 kelvin, suddenly appeared in your living room? physics.stackexchange.com Besides discovering that teleportation is real, it would be pretty chill.

Can a computer analyze audio quicker than real time playback? superuser.com Computers don’t need to listen to audio to understand.

Links from around the web

Building JavaScript Minecraft in one hour www.youtube.com Test your React skills with this walkthrough on how to build Minecraft (yes, Minecraft) in an hour.

Build, compile, run: A crash course in classpaths dev.to If you write in any JVM language, this is a great introduction to the fundamentals of classpaths and classloading.

Creating a pomodoro app with open-source tools www.buymeacoffee.com Here’s an interesting piece on choosing technologies for your apps (in this case, Vue, Nuxt.js, Tailwind CSS, and Netlify), and how one developer built their own pomodoro timer.

Building a hexagonal grid using CSS grid ninjarockstar.dev Flex your CSS Grid muscles (see what we did there?) with this tutorial on how to make a hexagonal grid for your applications.

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