C is a powerful programming language that has been around for over 40 years. It is used to develop operating systems, embedded systems, games, and more. For experienced developers, several advanced C programming techniques can help to optimize performance, improve code quality, and enhance the overall user experience. Here are 9 techniques for advanced programming in C that experienced developers should consider: 

Using pointers:

Pointers are a powerful C feature that allows you to. By using pointers, you can avoid copying data, reduce memory usage, and improve performance. Experienced C developers should be comfortable using pointers to manipulate data structures, allocate and locate memory, and optimize code.

Using preprocessor directives:

Preprocessor directives are commands that are executed before the compiler compiles the code. Experienced C developers should be familiar with preprocessor directives such as #include, #define, and #ifdef. These directives can improve code organization, reduce duplication, and optimize performance.

Using inline functions:

The compiler expands inline functions in place of a function call. Experienced C developers should be comfortable using inline functions to optimize code that is frequently called.

Using structs and unions:

Structs and unions are robust data structures in C that allow you to group data. Experienced C developers should be familiar with structs and unions to improve code organization and optimize performance.

Using function pointers:

Function pointers are pointers that point to functions. Experienced C developers should be comfortable using function pointers to create flexible and reusable code.

Using recursion:

Recursion is a programming technique where a function calls itself. Experienced C developers should be comfortable using recursion to solve complex problems and optimize code.

Using bitwise operators:

Bitwise operators manipulate bits at the binary level. Experienced C developers should know bitwise operators such as &, |, ~, and <<. These operators can help to optimize performance and reduce memory usage.

Using memory-mapped I/O:

Memory-mapped I/O is a technique where the memory of a device is mapped to the computer’s memory. Experienced C developers should be familiar with memory-mapped I/O to optimize code for embedded systems.

Using interrupts:

Interrupts are signals sent to the processor to stop the execution of the current program and start executing a different agenda. Experienced C developers should be comfortable using interrupts to optimize code for embedded systems.