Today on Brainwaves: You don’t want to be flooded by log messages, but still want to know what happened. The example is in Javascript on AWS Lambda but the mechanism can be generalized: “How to Keep Your CloudWatch Bill Under Control When Running AWS Lambda at Scale” https://dev.to/tlaue/keep-your-cloudwatch-bill-under-control-when-running-aws-lambda-at-scale-3o40 Ephemeral supercomputers are a reality. Doing 2 months work of hurricane forecast calculation in just 4 days: “Massively Parallel Serverless Computing in AWS” https://chintay.medium.com/massively-parallel-serverless-computing-in-aws-d99b6090f8b4

Today on Brainwaves: Feeling a bit stressed ? “Europe considers making it law that your boss can’t bug you outside of office hours” https://www.theregister.com/2021/01/27/europe_working_time/ Webassembly is supposed to run anywhere. Anywhere ? Yup, including Arduinos and ESP8266! “The fastest WebAssembly interpreter (and the most universal wasm runtime)” https://github.com/wasm3/wasm3 Most browsers support modern Javascript today, time to shave of some legacy: “Estimator.dev” https://estimator.dev/

Today on Brainwaves: Solarwinds keep on blowing new problems for security vendors: “Four security vendors disclose SolarWinds-related incidents” https://www.zdnet.com/article/four-security-vendors-disclose-solarwinds-related-incidents/ You can become a hero as well: “The career-changing art of reading the docs” https://acloudguru.com/blog/engineering/the-career-changing-art-of-reading-the-docs 3D printing is commodity, but what about 3D printing with metal ? “Low Cost Metal 3D Printing By Electrochemistry” https://hackaday.com/2021/01/23/low-cost-metal-3d-printing-by-electrochemistry/

Today on Brainwaves: Retrying is a simple strategy, but can cause issues if done wrong “Making retries safe with idempotent APIs” https://aws.amazon.com/builders-library/making-retries-safe-with-idempotent-APIs/ AI is often associated with words or pictures, but what about simulating physics ? “All duckies shall pass” https://www.youtube.com/watch?v=2wrOHdvAiNc Creative usage of Webassembly “Running Rust in WebAssembly in a Pool of Concurrent Web Workers in JavaScript” https://alesgenova.github.io/concurrent-wasm-workers/

Today on Brainwaves: Citicizing decisions is easy, once you know the outcome: “Why bad things happen to good decisions” by Googles Chief Decision Scientist Cassy Kozyrkov https://medium.com/swlh/the-problem-with-analyzing-policy-decisions-in-hindsight-5f5632c6bc0b If this reaches a serious scale we will need to find blankets to counter global cooling: “Synthetic Biology Could Lead to Clean Energy Using Light and CO2” https://www.labiotech.eu/industrial/synthetic-biology-photosynthesis/