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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:
- 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
- Encode to Base64 a specific file by Windows Command Line
I need to use a command line on Windows OS to generate the base64 data of a specific file on the screen (without generating a file) I have see that on Unix system is sufficient to use cat lt;file
- 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) of certificates The sender's certificate MUST come first in the list Each following certificate MUST directly certify the one preceding it See also SSL: error:0B080074:x509 certificate routines:X509
- linux - Retrieve last 100 lines logs - Stack Overflow
I need to retrieve last 100 lines of logs from the log file I tried the sed command sed -n -e '100,$p' logfilename Please let me know how can I change this command
- No such file or directory but it exists - Stack Overflow
I think that something was wrong with the file what I've done: open a ssh session to the server cat filename copy the output to the clipboard rm filename touch filename vi filename i for insert mode paste the content from the clipboard ESC to end insert mode :wq! This worked for me
- git - How do I access my SSH public key? - Stack Overflow
On terminal cat ~ ssh id_rsa pub explanation cat is a standard Unix utility that reads files and prints output ~ Is your Home User path ssh - your hidden directory contains all your ssh certificates id_rsa pub OR id_dsa pub are RSA public keys, (the private key located on the client machine) the primary key for example can be used to enable cloning project from remote repository securely
- Windows batch - concatenate multiple text files into one
2 cat "input files" > "output files" This works in PowerShell, which is the Windows preferred shell in current Windows versions, therefore it works It is also the only version of the answers above to work with large files, where 'type' or 'copy' fails
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