Convert all the contents into the uppercase in Linux Using Shell Program

Hello Readers, I am happy to bring a new article for convert all the contents into the uppercase in Linux using Shell Program. Let’s Go through below code.  

 

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Linux – Find first five lines of a file

Hello readers, Let us find specific number of lines of a file. Use the head command. Command :

-lines is to specific lines of file that you want to read. filename is the name of file which lines you want to read.   Example:

Output : hello world this is first line. hello world this is second line. hello world this is third line. hello world this is…

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The Purpose of special directories in Linux System.

Hello Readers ! Today we are going through brief description for special directories in Linux System which will help you to understand the purpose of directories . /bin : This directory contains executable programs and commands like ls ,pwd in this directory. To minimize the functionality for the purposes of booting and restarting the system. /dev: This directory contains all devices files which are created after installation and  executing /dev…

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Linux-rsh Command

rsh Command : It stands for Remote Shell Command that can be executed by a computer on another remote computer. Use the below Command: Appends the remote file remotefile to the local file localfile, rsh otherhost cat remotefile >> localfile Appends remotefile to other_remotefile. rsh otherhost cat remotefile >> other_remotefile  

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Linux – Shell Script Count Vowels from file

First, Create a file with named vowels.txt and write some lines which have some vowels (a,e,i,o,u). Second, Create another file with name countvowels.txt in same directory and paste below code:

Third, Open your Terminal (Putty) run your shell script :

Now, You will be able to count vowels in your file easily.

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