linux - How does "cat << EOF" work in bash? - Stack Overflow
EOF This correctly constructs the multi-line string (from BEGIN; to END;, inclusive) and pipes it as an input to psql. But I have no idea how/why it works, can some one please explain? I'm …
End of File (EOF) in C - Stack Overflow
I am currently reading the book C Programming Language by Ritchie & Kernighan. And I am pretty confused about the usage of EOF in the getchar() function. First, I want to know why the …
linux - What does <<EOF do? - Super User
Nov 22, 2015 · I am a newbie in Linux admin and while I'm learning GDB to debug my code, I need to create an input.txt file for my program to read. I know redirection symbols such as …
What is different between "<<-EOF" and "<<EOF" in bash script?
May 1, 2020 · If you use <<-EOF, I recommend the man page of the Bourne Shell: If, however, the hyphen (-) is appended to <<: leading tabs are stripped from word before the shell input is …
What is EOF in the C programming language? - Stack Overflow
The EOF macro doesn't signal anything, since it is just a value. getchar - as defined in the standard library - always returns an integer value and when it returns a value equivalent to …
c++ - How does ifstream's eof () work? - Stack Overflow
Dec 26, 2010 · The EOF flag is only set after a read operation attempts to read past the end of the file. The last bit is critical: If I read 3 bytes from a file 3 bytes long, EOF is false, until I …
I'm trying to understand getchar() != EOF - Stack Overflow
May 23, 2012 · EOF is a special character used in C to state that the END OF FILE has been reached. Usually you will get an EOF character returning from getchar() when your standard …
How would you represent EOF in bash? - Stack Overflow
Jan 21, 2009 · But there is no character that would represent eof, because its whole purpose is to be not a character. If you want to read everything from stdin, up until the end of file, try
linux - What is EOF!! in the bash script? - Stack Overflow
Aug 30, 2013 · custom_command << EOF!! I want to ask what EOF!! is in the bash script. I did find EOF with google, but google will ignore the "!!" automatically, so I cannot find EOF!!. I …
How to enter the value of EOF in the terminal - Stack Overflow
Aug 15, 2012 · Bear in mind that EOF is what the library returns when you read input, and is not representable as a printable character anyway. When you are writing output in your terminal, …