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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:
- How to cat lt; lt;EOF gt; gt; a file containing code? - Stack Overflow
1 cat with <<EOF>> will create or append the content to the existing file, won't overwrite whereas cat with <<EOF> will create or overwrite the content
- linux - How can I copy the output of a command directly into my . . .
How can I pipe the output of a command into my clipboard and paste it back when using a terminal? For instance: cat file | clipboard
- Transfer file via ssh with only echo and cat command
1 Due to some constraints, i have to transfer local file to remote ssh with only echo and cat command and here-document I've tried:
- How to open a - dashed filename using terminal? [closed]
I tried gedit, nano, vi, leafpad and other text editors , it won't open, I tried cat and other file looking commands, and I ensure you it's a file not a directory!
- 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)
- how to display spaces and tabs using unix and the cat command
I know how to display the files with tabs (aka cat -T filename) but I've been trying to figure out how to show the spaces as well cat -A filename doesn't work for me, and only replaces tabs with ^I and places $ at the end of the line How can I utilize cat to print out a file with all tabs and spaces clearly marked?
- Comparison of cat pipe awk operation to awk command on a file
cat fname | slows things down a little as it has to copy the file from the disk to the kernel then to cat's buffer, then to a pipe, which goes to the kernel again, and then to another process It's not by a lot, as it should only be a linear slow-down and in-memory copying is quite fast, but you can always (=without depending on some_command s accepting file arguments) speed things up by replacing
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