The Arduino IDE provides a sample sketch with a simple program outline in a text window when you first open it. There are also a vast array of code samples under the File->Examples submenu item.

Programming the Raspberry Pi Pico with Arduino IDE The tutorial on Hackster.io provides a comprehensive guide on how to program the Raspberry Pi Pico using the Arduino IDE.

Literally, ATtiny85 is a scaled-down version of the Atmega microcontroller on Arduino boards with just a few I/Os (five usable pins) that can listen to or talk to most sensors and transducers.

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute (RPM). You don’t need much… ...

Despite a wealth of tutorials for setting up and writing code for the ESP8266 WiFi module, there has not been much of anything on programming this cheap wireless module with the Arduino IDE. Finall… ...

WifiDuino has been designed to offer users an open-source Arduino-compatible, wifi-enabled board. Enabling makers and developers to use Arduino IDE (Integrated Development Environment) interface ...

Here's her answer: It's a custom board we've designed based off the Arduino Leonardo, which despite the customizations to the bootloader is still compatible with using the standard Arduino IDE.