System & Network Admin

An extended look at SSH features that can serve a variety of purposes for different use cases.

Tracing provides visibility into a system allowing the developers and operations to observe the application during runtime. Tracing becomes extremely valuable when the systems are growing and interact…

FinOps can get complicated fast. To help teams prioritize, it’s a good idea to break down cloud cost optimization into two different universes: engineering and finance.

Explore the power of "Eyes", the OSINT tool tailored for email-based searches. Uncover insights, streamline investigations, and enhance your cybersecurity toolkit.

Very Capable Mp3 Music Player. (For Windows)

41.3. Materialized Views # Materialized views in PostgreSQL use the rule system like views do, but persist the results in a …

uri type for PostgreSQL. Contribute to petere/pguri development by creating an account on GitHub.

This tutorial shows you how to use the GENERATED AS IDENTITY to create the SQL identity column for a table.

Update: August 12, 2018 The following post demonstrates how to import CSVs using Dbeaver’s database to database export & import feature. If you are certain of the quality of your CSV & just want to import it quickly my subsequent post may be more useful. 0) Install DBeaver You can find installation instructions here 1) Create a folder to be used as your CSV Database mkdir ~/desktop/csvs Place the CSV you want to load into this folder

An easy-to-understand beginner's tutorial on how to use Jupyter Notebook, including installation steps, first Notebook creation and more.

Cloud cost optimization often starts with engineering teams that expect to save time and money with a do-it-yourself (DIY) approach.

What is a shell? Baby don't glob me.

Here's a list of 10 tools helping end users and builders move away from centralized entities and toward more affirming and humane software.

How to use OAuth.Tools to decode or create JWTs with different characteristics, fetch tokens from a server, revoke tokens or add an access token to external API calls and check the behavior.

All GitHub.com users can now register a passkey to sign in without a password.

SCP and SFTP are versatile file transfer tools in Linux. Learn what makes them special and why you should include them to your CLI toolbox.

Dmitry Grinberg had demonstrated a Raspberry Pi RP2040 microcontroller running unmodified PalmOS 5.2.8 (showing off world’s only ARM-to-thumb1 just in time (JIT) compiler). How little RAM/CPU does …

A next-generation command-line tool for shell scripting.

It’s no surprise that systemd has become the init system of choice for both embedded and desktop Linux distributions – it’s modern, packed full of features and is able to replace an ever increasing number of ancient utilities and daemons. When compared to it’s predecessor (SysVinit) – it also provides a much greater scope for …

Access Red Hat’s knowledge, guidance, and support through your subscription.

In this guide, we look at some of the Apache server hardening tips and tricks that you can implement to strengthen the security of your web server.

In which I learn how to handle command-line options in bash. Will I ever use this again?