This category holds commonly asked questions on the Arduino forum.

• What are the different file extensions for
  (11446 views)
• Is there another IDE for Arduino
  (6266 views)
• Can I use alternative serial monitors with Arduino
  (5347 views)
• I can't upload a sketch with !!! in a string
  (6618 views)
• What does the IDE change in my sketch
  (11321 views)
• What is the Arduino language
  (7088 views)