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The stat() system call in POSIX C returns file metadata—including file size, inode number, permission bits, block allocation count, ownership UIDs, and access timestamps—from a file's inode structure without opening or reading the file contents. The struct stat data structure The system header <s
Following is the simple example to show, how we can create two threads at a time and … Read more
This post is in continuation of our previous post “Understanding ARP (Address Resolution Protocol) basics“ To visualise … Read more
Signals are a limited form of inter-process communication (IPC), typically used in Unix, Unix-like, and other POSIX-compliant … Read more
The file mode, stored in the st_mode field of the file attributes, contains two kinds of information: … Read more
When two devices on a local network need to communicate, they don’t rely solely on IP addresses—they … Read more
In C programming, understanding how memory is allocated is crucial for writing efficient and bug-free code. The … Read more
This code is tested on Ubuntu . You may need to twick the script if you use a … Read more
