Table of contents
Regular Expression-
Regular Expressions are a set of characters that are used to search and match complex patterns of data. They are specialized characters designed to assist in locating specific patterns within a given dataset
grep (Global Regular Expression Print)
The 'grep' command is a tool that allows you to search for a specific pattern of characters within a file and display all the lines that contain that pattern. It helps in quickly identifying relevant information from a large amount of data by filtering out only the required lines based on the search pattern provided.
- If we want to search for a particular file using the grep.
2.If we want to search for a particular process.
find command
It can be used to find files and directories and perform subsequent operations on them. It supports searching by file, folder, name, creation date, modification date, owner and permissions.
Finding the file with the filename
ssh
SSH is a network protocol used for secure remote access to computers over the internet. It encrypts the communication between the user's computer and the remote computer to ensure confidentiality and prevent unauthorized access. SSH allows users to manage remote computers, execute commands, transfer files, and tunnel other network services securely over an encrypted connection.
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