1,497 views • Streamed live on Jul 13, 2020
Key moments
What did we cover last time? Characters and Strings • Using letters as variables • Using arrays of letters Structs
What did we cover last time? Characters and Strings • Using letters as variables • Using arrays of letters Structs
22:16
Recap - Pointers Pointers • A pointer is a variable that stores a memory address to get an address • We can assign a memory address to a pointer • We can access the memory the pointer is aiming at using
Recap - Pointers Pointers • A pointer is a variable that stores a memory address to get an address • We can assign a memory address to a pointer • We can access the memory the pointer is aiming at using
29:49
Functions and Memory What actually gets passed to a function? • Everything gets passed by value • Variables are copied by the function • The function will then work with their own versions of the variables
Functions and Memory What actually gets passed to a function? • Everything gets passed by value • Variables are copied by the function • The function will then work with their own versions of the variables
34:28
Malloc() in code We can assign a particular amount of memory for use • The operator sizeof() allows us to see how many bytes a variable needs • We can use sizeof() to allocate the correct amount of memory
Malloc() in code We can assign a particular amount of memory for use • The operator sizeof() allows us to see how many bytes a variable needs • We can use sizeof() to allocate the correct amount of memory
56:06
Transcript
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Marc Chee
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