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Pointers in C for Absolute Beginners – Full Course


Curriculum for the course Pointers in C for Absolute Beginners – Full Course

Finally understand pointers in C in this course for absolute beginners. Pointers are variables that store the memory address of another variable. They "point" to the location of data in memory. With a bunch of examples, this course demystifies pointers and their various uses, covering topics such as passing by reference vs. value, void pointers, arrays, and more. ✏️ Course created by @suspectedoceano2016 ⭐️ Contents ⭐️ (0:00:00) Introduction (0:00:39) What is a computer eli5 CPU, RAM, bytes (0:08:04) Data Types (0:13:31) Intro to processes (0:16:44) process memory layout (0:19:17) Variables in memory (0:23:01) Naive change_value program (0:28:05) Change_value with pointers (0:33:03) The classic swap (0:34:05) Why declaration and dereference have the same syntax for pointers? (0:38:39) Advantages of passing by reference va passing by value (0:45:26) Why do pointers to different data types have the same size? (0:47:49) Given that pointers have all the same size, why do we need a pointer type? (0:58:16) void pointers are confusing (1:00:14) why malloc is handy and more on void* (1:09:09) Are arrays just pointers? (1:25:00) Array Decay into a pointer (1:32:59) why array decay is useful? (1:37:49) arr[5] == 5[arr] (1:39:04) pointers to pointers: **argv (1:47:11) *argv[] or **argv? (1:52:41) pointer to functions (1:59:02) use case with pointers to functions 🎉 Thanks to our Champion and Sponsor supporters: 👾 davthecoder 👾 jedi-or-sith 👾 南宮千影 👾 Agustín Kussrow 👾 Nattira Maneerat 👾 Heather Wcislo 👾 Serhiy Kalinets 👾 Justin Hual 👾 Otis Morgan -- Learn to code for free and get a developer job: https://www.freecodecamp.org Read hundreds of articles on programming: https://freecodecamp.org/news

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