↓Skip to main content

All Posts

Distance of two Geo-Points in PHP & Python

Calculate geographical distances using Haversine formula in multiple languages

Learn how to calculate distances between GPS coordinates using PHP and Python. Complete tutorial with Haversine formula implementation for geolocation and mapping applications.

Incremental Backups using RSYNC and SSH

Automated file synchronization for efficient data protection

Learn how to create incremental backups using rsync and SSH for efficient data protection. Complete tutorial covering remote synchronization, automated backups, and secure file transfer.

Open Source Hardware Association

OSHWA's mission to foster innovation through collaborative hardware development

Learn about the Open Source Hardware Association (OSHWA) and their mission to promote open hardware development. Understanding certification, standards, and community collaboration in electronics.

Living in Italy

Personal journey and experiences as an expat in beautiful Italy

Personal account of living in Italy as an expat. Sharing experiences, challenges, and adventures of international living in one of Europe's most beautiful countries.

Arduino in HighDef Macro Pictures

Stunning macro lens photography turns Arduino Uno into desktop wallpaper art

High-resolution macro photography of Arduino Uno board. Download free desktop wallpapers in multiple resolutions - stunning close-up shots of electronics components.

DIY Home Ubuntu NAS Server

$200 fanless Mini-ITX build beats expensive commercial solutions

Build your own Ubuntu NAS server using Intel D510MO fanless Mini-ITX motherboard and Atom processor. Complete DIY guide with hardware selection, acrylic case build, and software configuration for home network storage.

Dotklok + LM35 Temperature Sensor

Adding thermal sensing magic to LED matrix clock with analog pin AD3

Modify your DotKlok LED matrix clock by adding LM35 temperature sensor. Complete Arduino code tutorial for displaying temperature on 24x16 LED matrix display.

Using Arduino to calculate Quadratic function

Turn your microcontroller into a mathematical equation solver

Learn how to program Arduino to solve quadratic equations using mathematical algorithms. Complete tutorial with code examples for creating a microcontroller-based equation calculator.

My HTPC 2.0

AMD E-350 Zacate APU brings efficient home theater computing

Building HTPC 2.0 with AMD E-350 Zacate APU for efficient home theater computing. Low-power Mini-ITX build with integrated graphics perfect for media center applications.

My DotKlok

Post-gym excitement meets purple PCB and Sure Electronics LED matrix magic

Build your own DotKlok LED matrix clock using Arduino and Sure Electronics 24x16 display. Complete DIY project with PCB, programming, and custom effects guide.