codingfreak questions

• What does readlink systemcall do?
• Checking Linux Kernel Debugging option
• Profiling a C or C++ based application that never exits [closed]
• scope of local variables of a function in C
• Regarding error numbers in Linux
• Listing ioctl calls from userspace to kernelspace
• Using GUI for VM instance created in Google Compute Engine
• backlog value in listen system call
• SO_REUSEPORT on linux
• Pthread Mutex lock unlock by different threads

codingfreak answers