How to Use “cal” Command in Linux [7 Practical Examples] | LinuxSimply
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Embark on a journey through time with the 'cal' command in Linux. Discover the versatility of this command in managing calendars effortlessly. From highlighting the current date to exploring specific months and years, we've crafted 7 practical examples to elevate your calendar game.
The 'cal' command in Linux is a standard utility present since the early versions of Unix. Developed by Charles Dye, it's also available in FreeDos. An alternative, 'ncal,' is an option. When used without specific parameters, 'cal' displays the current month and date, providing a quick view of the calendar in the terminal.
💡 Key Topics Covered:
1. Understanding the core functionalities and capabilities of the 'cal' command.
2. Explore how to showcase the calendar for different 7 examples
3. Troubleshooting common issues that may arise if the ‘cal’ command does not work.
Whether you're a Linux enthusiast or a system administrator, these practical examples will enhance your proficiency in managing calendars from the command line. For detailed commands and additional insights, refer to the comprehensive article and commands provided below. Subscribe for more Linux insights and unravel the possibilities of the 'cal' command!
Content Index:
0:00 Introduction
0:17 What is ‘cal’ Command?
1:15 Example 1: Calendar of Current Month with Current Date Highlighted Using the “cal” Command in Linux
1:32 Example 2: Calendar of Current Year with Current Date Highlighted
1:50 Example 3: Calendar of a Specific Month of a Specific Year Using the “cal” Command in Linux
2:15 Example 4: Calendar of Specific Month of Current Year
2:40 Example 5: Calendar of a Specific Whole Year Using the “cal” Command in Linux
2:57 Example 6: Calendar Showing Previous, Current and Next Months
3:20 Example 7: Julian Calendar Using the “cal” Command in Linux
4:17 What to Do If “cal” Command Doesn’t Work Properly
Instructor Details
Sharmin Ara Karim
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Editor Details
Reshma Raj
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Article Link
The “cal” Command in Linux [7 Practical Examples]
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Commands Used
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What is ‘cal’ Command?
man cal
Example 1: Calendar of Current Month with Current Date Highlighted Using the “cal” Command in Linux
cal
Example 2: Calendar of Current Year with Current Date Highlighted
cal -y
Example 3: Calendar of a Specific Month of a Specific Year Using the “cal” Command in Linux
cal 12 1971
Example 4: Calendar of Specific Month of Current Year
cal -m February
Example 5: Calendar of a Specific Whole Year Using the “cal” Command in Linux
cal 2022
Example 6: Calendar Showing Previous, Current and Next Months
cal -3
Example 7: Julian Calendar Using the “cal” Command in Linux
cal -jm February
What to Do If “cal” Command Doesn’t Work Properly
1. chmod a+u cal
2. sudo rm /usr/bin/cal
3. sudo mv cal /usr/bin/cal
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