How Can I Finally Understand What Functions Do?
I'm struggling to understand programming functions. Whenever I try to learn how to define and use one, the idea just doesn't stick. What analogy or simple explanation helped…
return values
How Can I Finally Understand What Functions Do?
I'm having a really hard time understanding functions. Whenever I try to learn how to create or use one, the concept just falls apart in my head. What…
What’s the Difference Between Printing Output and Returning a Value?
I'm new to programming and keep seeing the terms "output" and "return." Some explanations say that return is meant for the computer, while output is meant for a…
Why are return values copied instead of directly written into a variable?
In many lower-level programming languages such as C, C++, and Rust, when a function returns a value, it is usually copied or moved to the variable that receives…
What's the Deal with Returning 0 in C?
I'm curious about why we often return 0 in C when wrapping up our functions. What's the significance of this, and how did it become a standard practice?…
Is This Bash Example Correct?
I came across a Bash scripting example in a course's teaching materials. Here's the example: ``` #!/bin/bash capslocker() { local PHRASE="Goodbye!" return ${PHRASE^^} } echo $(capslocker) # should…