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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
- 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
- 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
- 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
- How to append output to the end of a text file - Stack Overflow
You can use the >> operator This will append data from a command to the end of a text file To test this try running: echo "Hi this is a test" >> textfile txt Do this a couple of times and then run: cat textfile txt You'll see your text has been appended several times to the textfile txt file
- How to get . pem file from . key and . crt files? - Stack Overflow
If this is for a Web server and you cannot specify loading a separate private and public key: You may need to concatenate the two files For this use: cat server crt server key > server includesprivatekey pem I would recommend naming files with "includesprivatekey" to help you manage the permissions you keep with this file
- 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
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