tr is a command-line utility in Linux and Unix systems that translates, deletes, and squeezes characters from the standard input and writes the result to the standard output.
The tr command can perform operations like removing repeated characters, converting uppercase to lowercase, and basic character replacing and removing. Typically, it is used in combination with other commands through piping.
In this tutorial, we will show you how to use the tr command through practical examples and detailed explanations of the most common options.
Dig Command Line Options and Examples
Here is the frequently used command line options and example’s of dig command.
1. Basic Dig Command
A basic dig command accept domain name as command line parameter and prints Address record.
2. Query With Specific DNS Server
The default dig command queries to dns server configured on your system. For example, the Linux systems keep default DNS entry in /etc/resolv.conf.
3. Print Short Answer
Use +short command line option to print result in short form. This is basically useful with the shell scripting and other automation tasks.
4. Print Detailed but Specific Result
Use +noall with +answer to print detailed information but specific. This will print only answer section including few more details as a result.
#linux commands #command #dig #dig command #useful examples #linux
mv Command Examples
Below is the basic mv command examples on Linux terminal.
#linux commands #command #mv #useful example #mv command #linux
Below are some of the popular usage of the lsof command.
#linux #command #lsof command #examples
date Command Examples
Show date time in UTC/GMT
View past dates on specific days
View future dates
View date in other timezone
Print date in specific format
View file modification time
#linux commands #command #date #linux
The URL syntax is completely protocol-dependent with cURL. Before reading more about parameters or example, you must know the URL formats, you can use with curl.
CURL Command Options
curl command comes with large number of command line options. Which provides it great flexibility to perform various tasks. Here we will describe you some frequently used command options with curl command.
#linux commands #curl #examples #linux