Kodegeek.com Tutorials
Over the years I wrote several tutorials with Open Source code, here is a summary of them.
I tried my best to group them by categories.
About me
Categories
Bash and Linux
- 10 articles to sharpen your command line skills
- Deprecated Commands
- 20 single line commands you would not be able to live without on Linux
- Replacement commands you should use
- Running Android Games on Linux
- Bash Here documents
- Bash Error handling techniques
- Interactive Bash Script, menus, user input in Bash
- Dates And Complex In Bash, when Bash is not so simple
- Bash Resources, useful pointers
- Command line tips and tricks
Automation
- Packaging your software using RPM
- Self extracting Scripts
- Yet Another Food Dispenser, with Arduino
- Nexus 3 On OrangePI, with Ansible
- Stop Using Telnet To Test Ports
- Oracle Cloud Home Lab provisioning with Ansible
- Getting started with FPM - Multi format package manager
Python
- Python debugger
- Debugging Applications, multiple techniques
- Extending Ansible With Python
- Enable Sysadmin Rss Reader, a TUI written with Python and Rich
- Crash course to Textual
- TUI applications with Click and Trogon
- Empire State 2023 Run UP Textual application tutorial
Java
Cybersecurity
- Home NMAP - A ptyhon application to keep track of your home network, with NMAP
- Kismet Home, improve the security of your home network with Kismet. Comes with Python code!
- rpm_query - Simple Python script to query your RPM database
- Insecure protocol tutorial, replace insecure protocols with these tools. Demonstration with Wireshark, etc.
- SuricataLog, a Python application to handle your Suricata logs easily
- Falco, using it to secure your network
- linktester - Check status of links using Iperf3
Observability
- NYRR - Grafana Dashboards and data ingestion using NYRR data
- Grafana Dashboards using variables with custom JSON DataSource, Mockoon, FastApi and Prometheus
- Influxdb Introduction, with Dashboards
- Influxdb Datasets of the state of CT, with dashboards
- Glances and InfluxDB for monitoring and troubleshooting
- Monitoring with InfluxDB, Prometheus and Glances
- Spy on NFS
Blog En Español
Mi bitácora original. El formato es mas relajado, con pedazos de código y el contenido no es necesariamente de tecnología.