linux - How does "cat << 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 …
how to display spaces and tabs using unix and the "cat" command
Nov 19, 2016 · 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 …
unix - How to pipe list of files returned by find command to cat to ...
May 14, 2009 · 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. …
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. …
cat - How to display contents of all files under a directory on the ...
Jan 22, 2014 · cat file1 file2 file3 But in a directory if there are more than 20 files and I want content of all those files to be displayed on the screen without using the cat command as …
Is there replacement for cat on Windows - Stack Overflow
Is there replacement for cat on Windows [closed] Asked 16 years, 10 months ago Modified 4 months ago Viewed 550k times
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 …
How does an SSL certificate chain bundle work? - Stack Overflow
The original order is in fact backwards. Certs should be followed by the issuing cert until the last cert is issued by a known root per IETF's RFC 5246 Section 7.4.2 This is a sequence (chain) …
LINUX Shell commands cat and grep - Stack Overflow
Jun 6, 2013 · I am a windows user having basic idea about LINUX and i encountered this command: cat countryInfo.txt | grep -v "^#" >countryInfo-n.txt After some research i found …
concatenation - in R, can I stop print (cat ("")) from returning NULL ...
I want to use cat() to print out the progress of an R script, but I don't understand why it is returning NULL at the end of all of my concatenated strings, and more importantly, how to get it to stop?