José Vicente Núñez

24 Followers

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Curiosity killed the cat: Checking the contents of a phishing email

Raise your hand if you ever got an email, from a company you never heard of which is probably too good to be true:

Jul 24, 2022

Curiosity killed the cat: Checking the contents of a phishing email

Jul 24, 2022

Pinned

Monitoring Airflow with Prometheus + Statsd + Grafana and spicing the game with B-Tree Filesystem

I want to monitor my home Airflow installation, to see if the performance is good enough. I want to fine tune how much resources is using…

May 8, 2021

Monitoring Airflow with Prometheus + Statsd + Grafana and spicing the game with B-Tree Filesystem

May 8, 2021

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Pinned

Installing WordPress on the Canakit Raspberry pi 4 Extreme kit, with Ubuntu Server 64 bit and…

Many years ago it was almost impossible to think you could run a Linux server in your home, let alone install and try software quickly…

Mar 26, 2021

Canakit Raspberry PI 4 computer Extreme Kit

Mar 26, 2021

Test TCP ports with Python and Scapy

In Stop using Telnet to test ports, I explored several alternative commands and scripts to test TCP connectivity. These commands and…

Apr 19, 2023

Apr 19, 2023

Stop using Telnet to test ports

Most sysadmins know what Telnet is. Before more robust and secure alternatives like Secure Shell (SSH) appeared, Telnet was the most…

Apr 18, 2023

Apr 18, 2023

Monitor and troubleshoot applications with Glances and InfluxDB

Imagine you are trying to determine why one of your applications is not performing well. The application logs do not show a specific issue…

Apr 12, 2023

Monitor and troubleshoot applications with Glances and InfluxDB

Apr 12, 2023

Monitor your infrastructure with Streamlit

Streamlit is an open source data visualization framework written in Python. In Display your application data with Streamlit,I introduced…

Apr 3, 2023

Monitor your infrastructure with Streamlit

Apr 3, 2023

Display your application data with Streamlit

Streamlit is an open source data visualization framework written in Python. It is intended for data science, finance, machine learning, and…

Mar 30, 2023

Display your application data with Streamlit

Mar 30, 2023

Build a Grafana dashboard to visualize data using Ansible and Podman

If you live or work in New York and running is your hobby, you may have run one of the New York Road Running (NYRR) races. Even if you’re…

Feb 22, 2023

Create encrypted backups of your workstation with an Ansible playbook

I like to make backups. No, there’s nothing wrong with me. Having a failsafe before doing something that can’t be rolled back easily, like…

Feb 10, 2023

Create encrypted backups of your workstation with an Ansible playbook

Feb 10, 2023