I struggle to find a solution in all posts about Math.h functions not working with ULP coprocessor with variables, but working with constants. I run platformIO with IDF (last update from July 2025) on ...

A variable is a named location used to store data in the memory. It is helpful to think of variables as a container that holds data that can be changed later in the program. For example, number = 10 ...

A variable's name is known as an identifier. The identifier given to a variable usually follows certain rules known as a naming convention: It can contain letters and numbers but must start with a ...

In the bad old days, I only used constants as a way to assign names to values. Things like this, for example: Private Const DaysInWeek As Integer = 7 However, these days most of my variables are ...

I first read the lament to the capricity of programming in the title of this piece in Creative Computing, years before C was devised. But it’s still true that there is no way, not even one, of being ...