Tutorials
Step-by-step technical guides on Docker, Linux, Python, Go, and more.
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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.
How to fix kernel_task CPU usage on High Sierra (OSX)
We explain how to solve when kernel_task is using too much cpu like 100% or it has high cpu time. In this tutorial we will fix high cpu usage on OSX MacBook Pro and others after high sierra update. Make sure you removed all usb devices!
How to iterate an array in javascript? (the proper way)
In this tutorial we are going to explain how to loop through all the objects in an array using JavaScript.
Java: How to Generate random integers in a range
In this tutorial we will explain how to generate a random numbers between a range using different java versions and methods.