Howto

All posts under tag "Howto"

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Automatic Ollama Updates

Automatic Ollama Updates

Automatic Ollama Updates

Learn how to set up automatic Ollama updates on Debian 13 while preserving custom systemd unit parameters.

#ollama #ai #systemd #bash #linux #howto #kirill-reshetnikov

Git - Cleaning Commit History

Git - Cleaning Commit History

Git - Cleaning Commit History

Sometimes you need to completely reset the repository history - when you accidentally pushed secrets, huge files, or simply need a clean history.

#git #linux #howto

Tab completion for hosts from Ansible inventory for ansible, ssh, scp, rsync

Tab completion for hosts from Ansible inventory for ansible, ssh, scp, rsync

Tab completion for hosts from Ansible inventory for ansible, ssh, scp, rsync

If you work frequently with hosts via Ansible, typing their names in full quickly becomes tedious or you end up opening the inventory to copy a name. It would be nice to get a list of available hosts by pressing Tab.

#zsh #bash #shell #linux #howto

How to find all tags of a Docker image - the skopeo utility

How to find all tags of a Docker image - the skopeo utility

How to find all tags of a Docker image - the skopeo utility

Situation: you urgently need to find the list of available tags for some Docker image.

#docker #cli #open-source #linux #howto

mkcert - Valid Self-Signed TLS Certificates in 3 Commands in the Linux Terminal

mkcert - Valid Self-Signed TLS Certificates in 3 Commands in the Linux Terminal

mkcert - Valid Self-Signed TLS Certificates in 3 Commands in the Linux Terminal

In the last article about the Docker lab, I showed how to easily create a local CA (certificate authority) and generate self-signed certificates 🖨.

#mkcert #tls #cybersecurity #linux #howto

Universal search and use of CLI commands via rofi

Universal search and use of CLI commands via rofi

Universal search and use of CLI commands via rofi

In this note, I will tell you how to set up convenient search, copying, and pasting of long shell commands from a pre-prepared list in Linux using the universal launcher rofi.

#rofi #shell #bash #linux #howto

Secure file transfer with Nginx

Secure file transfer with Nginx

Secure file transfer with Nginx

An example of Nginx configuration for serving a specific file over https with basic login and password authentication.

#nginx #angie #cybersecurity #howto

Creating a VM Template with cloud-init in Proxmox

Creating a VM Template with cloud-init in Proxmox

Creating a VM Template with cloud-init in Proxmox

In this note, we will import a previously prepared OS image in qcow2 format into Proxmox as a VM template using QEMU console commands.

#qemu-kvm #proxmox #debian #linux #howto

Preparing a qcow2 Virtual Machine Image Using Debian as an Example

Preparing a qcow2 Virtual Machine Image Using Debian as an Example

Preparing a qcow2 Virtual Machine Image Using Debian as an Example

In this note, we will learn how to modify disk images in qcow2 format using console utilities from the libguestfs-tools library.

#qemu-kvm #proxmox #debian #linux #howto

Forced Command in SSH: Running Only One Command Without Shell Access

Forced Command in SSH: Running Only One Command Without Shell Access

Forced Command in SSH: Running Only One Command Without Shell Access

In this note, we will look at the "Forced command" mechanism in SSH, which allows SSH keys to be limited to executing a single command.

#cybersecurity #ssh #linux #howto