Tutorials
Step-by-step technical guides on Docker, Linux, Python, Go, and more.
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How to Use Golang with PostgreSQL - Complete Guide
Learn how to connect Golang to PostgreSQL, perform CRUD operations, use prepared statements, and handle transactions with the pq driver.
How to check if a string contains a specific word in PHP?
We explain different ways to search for a string inside a variable with php. Many approaches are used.
Linux: Search Text in Files with grep/ack/ag
Have you ever struggle to use the command *find* in linux and it doesn't work as expected? Here we explain the proper way of finding text in multiple files. We also show you the fastest tool to search in git repositories.
How to check out a remote Git branch?
To checkout a remote branch you need first to do git fetch. Check this tutorial to learn with more details how to checkout remote branch with git.
How to Blacklist Nouveau Driver in Linux [Ubuntu/Debian/Fedora]
Learn how to blacklist the Nouveau driver in Linux for Nvidia installation. Step-by-step guide for Ubuntu, Debian, Fedora, and Arch Linux systems.
AMD RX Card Not Detected After BIOS Mod
For cryptocurrency mining it's very common to modify the bios to improve hashrate performance on AMD video card. With latest AMD drivers the card will not be detected since thew BIOS checksum will not be valid. We explain alternatives to continue using your card with bios mod in this article.
Moving PostgreSQL data directory to a new path
Sometimes you need to change the data directory of postgresql when adding disks, changing to a RAID of disks. In this tutorial we explain the steps to change data directrory.
How to create a monero wallet
Learn with a few steps how to create a monero wallet in Linux , OSX or windows. Monero is the secure, private and untraceable cryptocurrency.
How to share internet with Gnome 3 (Fedora 26 also works)
Use you linux computer to share your WiFi connection to ethernet.
How to UPDATE from SELECT using SQL Server
In this tutorial we explain how to update one table using another one with select clause.