Best of 2021

The blog posts Hacker News loved most in 2021. 5,820 posts.

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906

Second IC

In 2018 I made the first lithographically fabricated integrated circuits in my garage fab. I was a senior in high school when I made the Z1 amplifier, and now I’m a senior in college so there are some long overdue improvements to the amateur silicon process. The Z1 had 6 transistors and was a great test chip to…

913

Setting up Starlink

In March, I got an email from SpaceX saying Starlink was available at my address, and I could pre-order. I paid $500 for the equipment, plus $25 for a Volcano Roof Mount, and $99 for the first month of service, and a few weeks later, I got the kit you see in the image above. I was a little too excited about getting…

917

Designing Low Upkeep Software

It's common for me to get excited about a personal project, put a bunch of time into it, and then lose interest. As much as possible, I want these projects to continue working; upkeep isn't fun. What does designing for minimum maintenance look like? The biggest piece is minimizing your dependencies, and limiting them…

925

Timezone Bullshit

People often use short timezone abbreviations like EST and PST to refer to timezones. If you're doing this in a computer program, you are almost certainly making a huge mistake. Let's take take a look, using the disastrously bad unix libc timezone tools , which you're almost certainly using under the hood if you're…

929

Tech compensation in 2021

Salaries in tech are going up, and many people are looking for new jobs or reevaluating the ones they have. However, many tech workers have no idea what their labor is worth on the open market. There’s a huge information asymmetry here: employers have access to detailed industry data on salaries, but workers don’t. In…