Finding why 'du' and 'df' shows different values?

How to find out what takes disk on your device if ‘du’ and ‘df’ shows different values.

September 11, 2024 · 1 min

Finding your device in a network using nmap

How to find your device in a network if you don’t know what IP it has been assigned?

September 6, 2024 · 1 min

Solving problem with «The container name ... is already in use by container»

How to deal with container naming issue during update of container version

July 29, 2024 · 2 min

Create Linux auto-restartable service on file change

How to create a systemd service that will be automatically restart whenever some configuration file changes?

July 25, 2024 · 4 min

Private AWS ECR with custom domain, credHelper and Cognito

Let’s make it all work: private AWS ECR repository + custom external domain + ECR Credentials Helper Login + control permissions to fetch your images via Cognito

July 10, 2024 · 5 min

Private AWS ECR with custom domain

How to be able to use your custom domain when accessing docker repository hosted in private AWS ECR.

July 5, 2024 · 2 min

Configuring LUKS to work with YubiKey

How to configure LUKS (full disk encryption) to work with your YubiKey (FIDO2) so you can unlock your disk without typing password.

June 17, 2024 · 4 min

Plymouth - customize Linux loading splashscreen

How to customize the Linux loading splashscreen using Plymouth and its themes.

June 17, 2024 · 1 min

Using rEFInd instead of GRUB as Boot Manager

How to replace GRUB with rEFInd as a boot manager on your Linux machine.

June 17, 2024 · 1 min

How to configure Logz.io log shipper for Quarkus-based Lambda using logback extension

You have a Quarkus-based AWS Lambda using logback and want to send logs to logz.io? Then this is something for you!

January 6, 2023 · 3 min