Blog
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November 10, 2025
Merge video with audio using FFMPEG
If you have two files, one with audio and one with video, you can use FFMPEG to merge them without r...
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October 24, 2025
Solve Dovecot error "Unknown section name: plugin"
If you use Dovecot as your mail server, upgrading from 2.3 to 2.4 can cause some issues. It's alway...
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October 16, 2025
Adding mentions to Flux UI editor
Flux UI, the official Livewire component library has a Rich text editor built using ProseMirror and...
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September 11, 2025
Claude Code Subagents Collection
Claude code allows you to add subagents where each one is an expert in a specific domain. These suba...
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September 10, 2025
Building modular systems in Laravel — A practical guide
> This post was originally written by Steve McDougal at: [https://sevalla.com/blog/building-modular-...
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September 9, 2025
Recreate Windows Recovery Environment partition
When you install Windows on a drive it creates different partitions, one for the boot, another for t...
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September 8, 2025
Rebuild Windows EFI boot
If your Windows computer is showing the Blue Screen of Death with the error code `0x0000001` or `0x0...
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August 20, 2025
PostgreSQL: Delete database and user
Using PostgreSQL you might want to delete a database or a user you previously created. To delete a...
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August 19, 2025
PostgreSQL: Create database with custom owner
When sharing a PostgreSQL server with multiple projects, you might want to create a database and use...
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June 27, 2025
Netplan: Rename a network interface
To rename a network interface, first we should know the MAC address of the interface we want to rena...
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June 26, 2025
Configure LTE 4G dongle on Ubuntu Server
4G USB dongles are useful for having an internet connection using a SIM card. To configure a USB d...
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June 25, 2025
MicroK8s: Configure Garbage Collection to reduce used space
The folder `io.containerd.snapshotter.v1.overlayfs` contains the different image layers used by cont...
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June 24, 2025
Sort du -h output by size
The command `du` is useful to explore the folder content sizes, but the results are sorted by name i...
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June 23, 2025
CloudNativePG: Run a PostgreSQL cluster using Barman Cloud Plugin
The built-in support for Barman Cloud on CloudNativePG is deprecated since version 1.26 and will be...
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June 12, 2025
Solve Outlook stuck on "Sending Message" but nothing in outbox
Sometimes Oulook gets stuck with the status "Sending Message" but there's nothing in the outbox. Pro...
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May 13, 2025
Install K9s utility on Ubuntu server
K9s is a utility that provides a terminal UI to interact with your Kubernetes clusters. To install...