Tech Rescue

Hector Perez

Install Brave Browser in Fedora 38

Today I decided to try this new browser. According to their website the following instructions should work. sudo dnf install dnf-plugins-core sudo dnf config-manager --add-repo https://brave-browser-rpm-release.s3.brave.com/brave-browser.repo sudo rpm --import https://brave-browser-rpm-release.s3.brave.com/brave-core.asc sudo dnf install brave-browser However, in practice things

Generate random UUID in Node.JS

Generate random UUID in Node.JS

Quick and easy thanks to crypto library. In a new .js file paste the following code: const crypto = require('crypto'); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(crypto.randomUUID()); console.log(

Fully rounded-corner cube module in OpenSCAD

For some projects involving metal plates for ropes I needed to create this module to create a smooth surface without sharp edges. /* * Author: Hector Perez * Date: May/1/2023 * Description: Fully rounded-corner cube */ $fn = 60; allRoundedCube(1,12,20,0.2); module allRoundedCube(height, width, depth, roundness_diameter){ hull(){ sphere(

Figure 8 descender in OpenSCAD

A simple figure 8 descender in OpenSCAD.

How to install Ghost on Ubuntu 22.04 manually (HawkHost VPS)

Read this if you want a detailed guide to deploy one or more ghost blogs in the same machine using Hawk Host VPS with Ubuntu 22.04 and Node.JS 18.16.0.

How to install SpeedTest CLI on Ubuntu 22.04

Assuming CURL is already installed on your system. 1. Navigate to your home folder cd ~ 2. Download the script and run it curl -s https://packagecloud.io/install/repositories/ookla/speedtest-cli/script.deb.sh | sudo bash 3. Install the software sudo apt-get install speedtest 4. Try it out! speedtest You

How to solve issues when installing NodeJS 18.15.0

Problem When running node -v I get the following error: node: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.27' not found (required by node) node: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.25' not found (required by node) node: /lib/x86_64-linux-gnu/libc.so.6: version