pah questions

pah answers

• Free all the memory allocated by malloc(), realloc() in C
• How to kill a process on no output for some period of time
• Interrupt-handling within kernel-module: request_irq() returns -22, Invalid Parameter
• Full form of "DSL" in query DSL - elastic search
• Read response AT command with pySerial
• How to convert date string to epoch timestamp with the OS X BSD `date` command?
• libz.so.1: cannot open shared object file
• Where are POSIX message queues located (Linux)?
• Historical & current use of MS_INVALIDATE
• How to use ioctl with FS_IOC_FIEMAP