Figure 8 descender in OpenSCAD
A simple figure 8 descender in OpenSCAD.
Hector Perez
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
Colors in console with Node.JS
I recently wanted to make the output of my Node.JS applications a little more easy to read and I discovered that it's possible to print with some colors an other format. Here is a code that you can put inside a colors.js file and import it anywhere.
// Others
Encrypt / Decrypt files with Node.JS
Very simple example on how to encrypt and decrypt files using Node.JS and AES encryption algorithm.
Create alias to connect to tunneled VM via SSH
If you need to create an alias in linux (Fedora 35+) to execute an SSH connection to a VM and then inside that VM run another SSH connection to another VM then read this:
1. Create .bashrc.d folder in your home folder.
mkdir -p ~/.bashrc.d
2. Create a