12 July 2022

51 links · Tuesday

Volley founder doing things that don’t scale 😱

TL;DR The founder and CEO of Volley is talking to hundreds of users a week and learning quickly. It’s a great example of Paul Graham’s famous advice to startups: “Do things that d…

Certificate Transparency Bots

What happened? Backstory I was setting up a new subdomain on my VPS, I thought I had everything correctly configured but the new subdomain was being routed to another application. After an hour of troubleshooting I made the decisions to reconfigure the whole s…

Statements Vs. Expressions

One of the most foundational things to understand about JavaScript is that programs are made up of statements, and statements have slots for expressions. In this blog post, we'll dig into how these two structures work, and see how building an intuition about t…

Guest WiFi using a QR code

On my home network I have guest WiFi configured and when guests come round they need to know the password. Happily there's a way to make thi...

Learn a language by writing too many Forths

An exploration around RPN, concatenative languages, esoteric weirdness and threading techniques, while trying to learn Rust once again.

Voraciousness

Personal experience about voraciousness, its decrease, corresponding issues and thoughts.

Inside the Universe Machine: The Webb Space Telescope’s Ultra-Reliable Radio

Any scientific data the JWST collects during its lifetime will need to be stored on board, because the spacecraft doesn’t maintain round-the-clock contact with Earth. The on-board storage is enough to collect data for about 24 hours before it runs out of room.

Webb Compare

Hubble

Random notes of a new Triathlete

What craziness could have possibly possessed me to start training for a triathlon at the age of 43? If you know me then you know that I’ve been a fitness fanatic for many years. While younger I preferred to play team sports (football (soccer), basketball etc) …

New – Amazon EC2 M1 Mac Instances | Amazon Web Services

Last year, during the re:Invent 2021 conference, I wrote a blog post to announce the preview of EC2 M1 Mac instances. I know many of you requested access to the preview, and we did our best but could not satisfy everybody. However, the wait is over. I have the…

Announcing .NET 7 Preview 6

.NET 7 Preview 6 is now available with improvements to type converters, JSON contract customization, System.Formats.Tar API updates, constraints to .NET template authoring, and performance enhancements in the CodeGen area.

Unchecked AB Testing Destroys Everything it Touches

Every infuriating thing on the web was once a successful experiment. Some smart person saw Normal site: 1% sign up for our newsletterThrow a huge modal offering 10% off first order: +100% sign ups …

July 12, 2022

Watching out for iterator invalidation.

C# Tip: SelectMany in LINQ - Code4IT

SelectMany is one of the LINQ methods I've used the least. I couldn't get it! Turns out it was actually incredibly simple.

Constructors in C# - Code Maze

In this article, we will discuss Constructors in C# and different types of constructors. We'll see how each constructor type can be used in C#

‎Seconds Interval Timer

‎Seconds Interval Timer is the best interval timer for Tabata, HIIT & Circuit Training workouts. As well as being featured by Apple, it is recommended by celebrity and personal trainers to their clients all around the globe. INTERVAL TIMER: - Full screen, …

Postgres Full-Text Search: A Search Engine in a Database

With Postgres, you don't need to immediately look farther than your own database management system for a full-text search solution. If you haven't yet given Postgres' built-in full-text search a try, read on for a simple intro.

eric.com » PowerShell TDD: Testing CmdletBinding and OutputType

A while ago, I decided to add PowerShell to my automation toolbox. Since I believe the best way to learn a new language is to do test-driven development and PowerShell has a fantastic module for this, called Pester. The framework is super intuitive, easy to do…

Functor relationships

Sometimes you need to use more than one functor together.

Thoughts on the potato diet

Nine observations about what happens when you eat only potatoes