
c++ - What does '\0' mean? - Stack Overflow
11 \0 is the NULL character, you can find it in your ASCII table, it has the value 0. It is used to determinate the end of C-style strings. However, C++ class std::string stores its size as an …
What does 0.0.0.0/0 and ::/0 mean? - Stack Overflow
May 29, 2017 · 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.
What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
Dec 26, 2013 · 127.0.0.1 is normally the IP address assigned to the "loopback" or local-only interface. This is a "fake" network adapter that can only communicate within the same host. It's …
factorial - Why does 0! = 1? - Mathematics Stack Exchange
The product of 0 and anything is $0$, and seems like it would be reasonable to assume that $0! = 0$. I'm perplexed as to why I have to account for this condition in my factorial function (Trying …
Why are strings in C++ usually terminated with '\0'?
Jun 8, 2012 · Note that \0 is needed because most of Standard C library functions operate on strings assuming they are \0 terminated. For example: While using printf() if you have an string …
algebra precalculus - Zero to the zero power – is $0^0=1 ...
@Arturo: I heartily disagree with your first sentence. Here's why: There's the binomial theorem (which you find too weak), and there's power series and polynomials (see also Gadi's answer). …
What is IPv6 for localhost and 0.0.0.0? - Stack Overflow
Oct 22, 2016 · As we all know the IPv4 address for localhost is 127.0.0.1 (loopback address). What is the IPv6 address for localhost and for 0.0.0.0 as I need to block some ad hosts.
Is $0$ a natural number? - Mathematics Stack Exchange
Is there a consensus in the mathematical community, or some accepted authority, to determine whether zero should be classified as a natural number? It seems as though formerly $0$ was …
What does "javascript:void (0)" mean? - Stack Overflow
Aug 18, 2009 · 28 Web Developers use javascript:void(0) because it is the easiest way to prevent the default behavior of a tag. void(*anything*) returns undefined and it is a falsy value. and …
complex analysis - What is $0^ {i}$? - Mathematics Stack Exchange
Jan 12, 2015 · 0i = 0 0 i = 0 is a good choice, and maybe the only choice that makes concrete sense, since it follows the convention 0x = 0 0 x = 0. On the other hand, 0−1 = 0 0 1 = 0 is …