Linux: mailx, how to sent an email with an attachment and how to add timestamp to subject
Scenario: we want to sent an email using mailx, the email must contain an attachment and the subject should be modified with a timestamp…
$ whoami — Konstantinos Patronas
Linux: how to zip files based on a find pattern
Scenario…
Linux: create a python alias that will print epoch time
Scenario: We need an alias for our shell that will print epoch time upon execution, this will be useful for scripts that will run locally.…
Linux: Rename a file appending a timestamp one-liner
Scenario: We have a script that runs every day, this script generates a file (report.zip) which always have the same name, this causes the……
Docker: doing this will create huge images, how to avoid it.
When we create images we tend to think linear:…
Docker: Create a swarm
What is a Docker Swarm?…
Python: Create an ETL with Luigi, Pandas and SQLAlchemy
What is ETL?…
Hacking sshpass (for a legitimate reason)
sshpass is a well known tool that everybody loves and hates at the same time, is very handy when you need to create scripts that use ssh……
Critical thinking, informations, and decisions.
What is critical thinking?…
diff: find differences of two files in remote machines
Scenario: we have two files in two remote servers and we want to find differences between them without copying files etc, the servers are……