basic linux commands

Generate GBs of file using one small file in linux

In this blog, I will share the shell script which will generate/create a big file (GBs of Data). Consider a small file which has very less records (say 3 records). See the below SS of the sample Data. Using above file we will write code to append data of this file to another file multiple times which results in a big output file. echo “COL1|COL2″ > linux_copy_.txtfor i in {1..100}docat linux.txt |tail -n+2 >> linux_copy.txtdone First line of code is about creating another file “linux_copy.txt” and adding header to this…

DIFFERENCE BETWEEN POWERSHELL AND SHELL SCRIPTING – PART3

admin

This blog is the continuation of my previous blog , where I have explained the difference between PowerShell and Shell Scripting through 5 different scenarios. Here , in this Blog , I will take few more commands and will show the difference between them. Consider one file in windows and one file in Linux with same Data. Print selected column of a fileWindows use below commands. Need to mention what all columns are required.$headers=@(“COL1″”COL2”) Use import csv command to display data for above mentioned headers.Import-Csv -Path .\PowerShell_Scripting.txt -Delimiter ‘|’ |…