Linux process management concepts like PID, PPID, and process states. Learn processes on a Raspberry Pi with practical C and shell examples.
Process Concepts: Process ID (PID), Parent PID (PPID), Process States Read More »
Learn advanced Linux file I/O with memory-mapped files. This guide covers mmap, munmap, and msync with C code examples for the Raspberry Pi 5.
Advanced File I/O: Memory-Mapped Files (mmap, munmap) Read More »
Scatter/gather I/O with readv and writev in Linux. Learn to read/write multiple buffers in one call for high-performance embedded systems on Raspberry Pi 5.
Advanced File I/O: Scatter/Gather I/O (readv, writev) Read More »
Learn the critical differences between buffered stdio and unbuffered system call I/O in embedded Linux. Boost performance with C examples on Raspberry Pi 5.
Buffered I/O (stdio library) vs. Unbuffered I/O (Sys. Calls) Read More »
Learn to control file descriptor properties in embedded Linux using the fcntl() system call. Master non-blocking I/O on the Raspberry Pi 5.
File I/O System Calls: fcntl() for File Control Read More »
Learn file positioning with lseek() and metadata retrieval with stat(), fstat(), and lstat() in embedded Linux. Learn practical C examples on Raspberry Pi 5.
File I/O System Calls: lseek(), stat(), fstat(), lstat() Read More »
Learn Linux file I/O with read() and write() system calls. This chapter covers file descriptors, error handling, and practical C examples for Raspberry Pi 5.
File I/O System Calls: read() and write() Read More »
Learn open() and close() file I/O system calls. This chapter covers file descriptors, flags, and C code examples for Raspberry Pi.
File I/O System Calls: open() and close() Read More »
Learn Linux virtual filesystems. Learn to use /proc, /sys, and devtmpfs for system monitoring, hardware control, and device management on Raspberry Pi 5.
Special Filesystems: /proc, /sys, and devtmpfs Read More »
Linux Filesystem Hierarchy Standard (FHS) for embedded systems. Learn the purpose of /bin, /etc, /dev, /usr, and /var for robust development on Raspberry Pi.
Understanding the Linux Filesystem Hierarchy Standard (FHS) Read More »
