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B-trees and database indexes B-trees are used by many modern DBMSs. Learn how they work, how databases use them, and how your choice of primary key can affect index performance.

SLO: Elastic vs Datadog vs Grafana A very hand-on comparison of SLO functionality on 3 platforms. Really good and detail write up if you’re evaluating these observability platfor.

The Undeniable Utility Of CSS :has CSS is getting better and better recently with ton of of highly-requested CSS features delivered. Today, we will looks into the :has pseduo class and share some of the most interesting real-world use cases I’ve found so far, along with some truly mindblowing experiments.

Better-performing “25519” elliptic-curve cryptography In recent years, you may notice we started to use SSH key with ED25519 instead of RSA. You will notice the key length is much shorter, but more secure. Another Two cryptographic algorithms that have become increasingly popular are x25519. AWS has optimized the x25519 and Ed25519 cryptographic algorithms in their AWS LibCrypto library, improving both performance and security and...

The Many SHAs of a GitHub Pull Request If you ever want to get the SHA of the Github commit in a Github action. You will quickly realize depend on pull request or branch push, the data path to get the SHA is different. In this we will demystify it

Creating a Git commit: The Hard Way To create git commit, we use Git high-level commands (also known as Porcelain commands) like git add, and git commit. However, there is another group of Git commands, known as Plumbing commands, that handle the low-level operations. In this blog post, we want to create a Git commit using these low-level operations, and not the git commit...

Bitten by Unicode There are character that looks the same. But depending on where one type the message, it may be a different unicode code of the underlying data. So today we will learn the tail of hyphen and hyphen-minus.

acts_as_recursive_tree Make use of recursive queries in Rails when using Postgresql or SQLite to retrieve tree-based data.

Snyk is thrilled to announce DevSecCon 2024, Developing AI Trust Oct 8-9, a FREE virtual summit designed for DevOps, developer and security pros of all levels Hear from John Hammond & Daniel Miessler on some of the critical strategies and prescriptive DevSecOps approach needed to build and maintain trust in the age of AI-powered development. Save your spot

live-pprof Instead of cluttering up your computer with Docker, Prometheus, Grafana or even K8S just to monitor a Go app’s heap size, use this package to Monitor a Go app’s performance. Note that, it’s build mainly for local dev

fast_float Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, Chromium, Redis and WebKit/Safari. C++ is the language I never wrote, but I do plan to read to understand how float parse from characters works.

pixijs to provide a fast, lightweight 2D library that works across all devices. The PixiJS renderer allows everyone to enjoy the power of hardware acceleration without prior knowledge of WebGL. Also, it’s fast. Really fast.

tmail-flutter A multi-platform (Flutter) application for reading your emails, with your favorite devices, using the JMAP protocol!

shoutrrr A notifications library and a CLI to send notification to multiple services such as discord, slack, telegram and more.

annotaterb Adds comments summarizing the model schema or routes in your. Really good codebase to learn how to parse and insert code into the existing files

We Spent $20 To Achieve RCE And Accidentally Became The Admins Of .MOBI A tale of how not renewing domain allow one to register and control an endpoint, lead to RCE. Another reminder that if you ever has a domain in use, then stopping using it, don’t let it expired. Also, yet another story to stick with traditional TLD such as .com, .net etc