Last week saw the release of EndeavourOS Gemini, Fedora 40, and Ubuntu 24.04, all featuring the latest Linux kernel 6.8, GNOME 46 desktop, and some with KDE Plasma 6. Fedora has multiple editions including Workstation, Spins, Atomic Desktops, and variants for Server, IoT, Cloud, and CoreOS. Ubuntu 2..

The Implement DNS in a weekend project by Julia Evans is a guide for building your own DNS resolver from scratch, with explanations on the DNS message format and compression techniques. The Header section in the DNS message has a fixed length of 64 bits and contains essential flags for processing qu..

In the wake of Devin’s groundbreaking revelation, the world of software engineering finds itself at a pivotal moment. The rise of code agents like GitHub Copilot, Amazon CodeWhisperer, and Devin AI has opened up new possibilities in software development. As we navigate this new era, tools like SWE-B..

IBM is acquiring HashiCorp for $6.4 billion, aiming to expand its hybrid cloud, multicloud, and AI offerings. The acquisition is set to close by the end of 2024, with IBM planning to utilize HashiCorp resources to develop an end-to-end cloud platform. HashiCorp's expertise in cloud infrastructure, l..

Tcpdump is a widely used command line tool for network traffic analysis, offering packet filtering, readable timestamps, and output formats. It operates on Unix-like systems using the libpcap library, facilitating low-level network monitoring. Tcpdump is suitable for users with network and programmi..

In this guide, I dive deep into the ins and outs of Office 365, showing you what it’s best used for and how to configure it, while also providing you with some actual examples. What is an Office 365 SMTP server? SMTP, orSimple Mail Transfer Protocol, is an internet standard protocol responsible for ..

In web development, email validation in JavaScript rules the game. Be it form validation, or a sign-up sequence email validation, you need to be sure users type the right thing. 

Here, I cover JavaScript email validation front-end and back-end (server-side). And this “full-stack” tutorial is geared towards beginners, but there are also nuggets of wisdom for more advanced users. 

As always, there are JavaScript code snippets you can easily copy-paste to your project. 

This blog post provides an overview of observability tools for DevOps engineers and SREs. Observability is essential for understanding system behavior and troubleshooting problems in complex IT infrastructure. The blog explores different categories of observability tools including log aggregation, APM, distributed tracing, time-series databases, and metrics collection. Examples of popular tools in each category are provided along with a brief description of their features. Finally, the blog emphasizes the importance of choosing the right observability tools based on your specific needs and highlights the benefits of implementing a strong observability strategy.

This blog post offers guidance on building and maintaining an SRE team. It emphasizes the importance of SRE in today's world and outlines seven key tips to achieve success. Here's a summary of those tips:

Start small and focus internally: Begin by assigning staff from existing departments to focus on maintaining service reliability.

Recruit the right people: Look for SRE professionals with problem-solving skills, automation expertise, and a commitment to continuous learning. They should also be excellent team players with a broad perspective. Consider using SRE tooling to improve team efficiency.

Define your SLOs: Establish clear and achievable performance indicators for your systems.

Establish a holistic incident management system: Implement a system for tracking on-call duties and streamlining the incident resolution process. SRE tooling can be helpful here.

Accept failure as inevitable: Recognize that failures are part of the development process. Focus on creating a minimum viable product and improving over time.

Conduct incident postmortems to learn from mistakes: Analyze incidents to identify root causes and develop solutions to prevent future occurrences.

Maintain a user-friendly incident management system: Choose an incident management system that is easy to use, fosters communication, and integrates with other relevant tools.

By following these steps and leveraging SRE tooling, you can establish a strong SRE team that keeps your systems reliable and your customers satisfied.

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