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linux - How does cat lt; lt; EOF work in bash? - Stack Overflow The cat <<EOF syntax is very useful when working with multi-line text in Bash, eg when assigning multi-line string to a shell variable, file or a pipe Examples of cat <<EOF syntax usage in Bash:
Can linux cat command be used for writing text to file? cat "Some text here " > myfile txt Possible? Such that the contents of myfile txt would now be overwritten to: Some text here This doesn't work for me, but also doesn't throw any errors Specifically interested in a cat -based solution (not vim vi emacs, etc ) All examples online show cat used in conjunction with file inputs, not raw text
How to use echo command to print out content of a text file? cat command will display the file with CR or return: $ cat names txt Homer Marge Bart Lisa Maggie you could use echo command with cat as command substitution However, it will replace CR or return (unix: \n) with spaces: $ echo $(cat names txt) Homer Marge Bart Lisa Maggie Could be an interesting feature if you want to pipe to further data
Bash: redirect `cat` to file without newline - Stack Overflow cat file1 | tr -d '\n' but that discards all the newlines in the file, also not desirable So, to repeat my question: How do I cat file1 into the new file and add user input without adding the newline between them? (cat is not a requirement, but I am not familiar with printf, so if that's the solution then please elaborate on its use)
unix - How to pipe list of files returned by find command to cat to . . . 46 There are a few ways to pass the list of files returned by the find command to the cat command, though technically not all use piping, and none actually pipe directly to cat The simplest is to use backticks (`): cat `find [whatever]` This takes the output of find and effectively places it on the command line of cat
PowerShell equivalent to grep -f - Stack Overflow I'm looking for the PowerShell equivalent to grep --file=filename If you don't know grep, filename is a text file where each line has a regular expression pattern you want to match Maybe I'm mis