What is the difference between 0. 0. 0. 0, 127. 0. 0. 1 and localhost? 0 0 0 0 has a couple of different meanings, but in this context, when a server is told to listen on 0 0 0 0 that means "listen on every available network interface" 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
What does it mean when an HTTP request returns status code 0? In my case, it was because the AJAX call was being blocked by the browser because of the same-origin policy It was the least expected thing, because all my HTMLs and scripts where being served from 127 0 0 1
c - What do 0LL or 0x0UL mean? - Stack Overflow Constants are expressions with a fixed value Literals are the most obvious kind of constants They are used to express particular values within the source code of a program
What is %0|%0 and how does it work? - Stack Overflow @Pavel: What a bat file does is: read instruction, at the end of file terminate If you run %0: Process 1: starts, run %0 (thus create process 2); then die Process 2: starts, run %0 (thus create process 3); then die [ ] you alway have at most 2 process running because the creator will die
c++ - What does (~0L) mean? - Stack Overflow 0L is a long integer value with all the bits set to zero - that's generally the definition of 0 The ~ means to invert all the bits, which leaves you with a long integer with all the bits set to one
What is the difference between NULL, \0 and 0? - Stack Overflow All three define the meaning of zero in different context pointer context - NULL is used and means the value of the pointer is 0, independent of whether it is 32bit or 64bit (one case 4 bytes the other 8 bytes of zeroes)