What does 0. 0. 0. 0 0 and :: 0 mean? - Stack Overflow 0 0 0 0 means that any IP either from a local system or from anywhere on the internet can access It is everything else other than what is already specified in routing table
c++ - What does (~0L) mean? - Stack Overflow I'm doing some X11 ctypes coding, I don't know C but need some help understanding this In the C code below (might be C++ im not sure) we see (~0L) what does that mean? In Javascript and Python ~0
What is the difference between 0. 0. 0. 0, 127. 0. 0. 1 and localhost? The loopback adapter with IP address 127 0 0 1 from the perspective of the server process looks just like any other network adapter on the machine, so a server told to listen on 0 0 0 0 will accept connections on that interface too
Regex that accepts only numbers (0-9) and NO characters By putting ^ at the beginning of your regex and $ at the end, you ensure that no other characters are allowed before or after your regex For example, the regex [0-9] matches the strings "9" as well as "A9B", but the regex ^[0-9]$ only matches "9"
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c - Initializing a struct to 0 - Stack Overflow If I have a struct like this: typedef struct { unsigned char c1; unsigned char c2; } myStruct; What would be the easiest way to initialize this struct to 0? Would the following suffice?