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- Using Arduino: What is the Arduino language
Answer: There is no custom Arduino language, Arduino is the name of the project here: Arduino.cc. The compiler used by the IDE is called avr-gcc and it ... - Using Arduino: What does the IDE change in my sketch
Answer: The IDE makes subtle changes to the code when you compile your sketch. The changes are not permenant as a copy of your sketch is ... - Arrays: What is the maximum number of elements an array can have
Answer: The maximum size of an array in C++ is not a static value, but a limit imposed by a number of factors. These include how ... - Programming Arduino: Why do #ifdef macro's stop the sketch from compiling
Answer: Occasionally people encounter a situation where certain scenarios of preprocessing code cause a sketch to suddenly stop compiling. This is nothing to do with C++, ... - Programming Arduino: My class/reference won't work in the sketch
Answer: A very frequent error for Arduino users occurs when a sketch defines a class, struct or typedef and uses it as a parameter to a ... - Libraries: My custom library won't work, It says: X was not declared in this scope
Answer: This error is probably near the top of the list for most common problems, it is quite generic as there are many ways to trigger ... - Memory & storage: How to use dynamic memory
Answer: Dynamic memory is a term given to a concept which allows programmers to create and destroy persistent storage space at runtime. One of the major ... - Arrays: Passing arrays to functions
Answer: A big topic for beginners is how to write a function that can be passed an array. A very common way of achieving this is ... - Sketches: Breaking a sketch into multiple files
Answer: During development of your sketch, you may find your source becoming quite lengthy and appearing cluttered; which can make it harder to maintain and possibly ... - Errors: error: invalid array assignment
Answer: This error is exactly what you may already be thinking, you cannot assign one array to another under the C++ standard. Or more specifically you ...
