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: 1 Assign multi-line string to a shell variable $ sql=$(cat <<EOF SELECT foo, bar FROM db WHERE foo='baz' EOF )
Is there replacement for cat on Windows - Stack Overflow Windows type command works similarly to UNIX cat Example 1: type file1 file2 > file3 is equivalent of: cat file1 file2 > file3 Example 2: type * vcf > all_in_one vcf This command will merge all the vcards into one
How does an SSL certificate chain bundle work? - Stack Overflow Unix: cat cert2 pem cert1 pem root pem > cert2-chain pem Windows: copy A cert1 pem+cert1 pem+root pem cert2-chain pem A 2 2 Run this command openssl verify -CAfile cert2-chain pem cert3 pem 2 3 If this is OK, proceed to the next one (cert4 pem in this case) Thus for the first round through the commands would be
Windows batch - concatenate multiple text files into one Windows type command works similarly to UNIX cat Example 1: Merge with file names (This will merge file1 csv file2 csv to create concat csv) type file1 csv file2 csv > concat csv Example 2: Merge files with pattern (This will merge all files with csv extension and create concat csv) When using asterisk(*) to concatenate all files
How to append output to the end of a text file - Stack Overflow printf "hello world" >> read txt cat read txt hello world However if you were to replace printf with echo in this example, echo would treat \n as a string, thus ignoring the intent printf "hello\nworld" >> read txt cat read txt hello world