Vim Text editor and Nano editor|How to use vim & nano editors in Linux|Linux commands for devops

Vim Text editor and Nano editor|How to use vim & nano editors in Linux|Linux commands for devops

There are 3 modes of VI Editor 1. Command Mode In command mode we cannot edit/input the text into the file/editor. To enter into command mode we need use [ESC] key. by default 2. Input Mode Input mode any key press will be taken as an input and will writes on to the file To enter into input mode you should press [i] key on the keyboard 3. Exit Mode In this we are going to quit from the editor. First we should be back to command mode by [ESC] and should type :q [quit] I=insert contents from the begining of the line i=insert contents from the current cursor position R=Replace characters from current cusor position S=replace single character O = open a new line above the current line o = open a new line below the current line write and save :wq quit without saving :q! quit :q undo :u move cursor to the begining of previous word :b yy = yank (copy the line) 2yy = copy 2 lines p = paste x=delete a character dw=delete a word dd=delete line 2dd=delete 2 lines

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Linux cmp and diff commands|Linux commands for devops |difference between cmp and diff

Linux cmp and diff commands|Linux commands for devops |difference between cmp and diff CMP = command is used for comparing the byte by byte of text information of a file and outputs the first difference of the file. cat list1.txt green blue yellow white cat list2.txt green blue black white cmp list1.txt list2.txt output:- list1.txt list2.txt differ: byte 6, line 2 ------------------------------------------------------------------------------------------------------------------------------------- diff = it is used for comparting two text files and displays all the mis-matches in the files. In addition it displays special symbols helping us in understanding what we should do to make those two files identical. a = add c = change the text of the file d = delete line In addition to this it displays the mis-match lines with notation. = indicates the right side file = indicates suggestion should be applied to left side file 2,5c3 =in the left file from 2 - 5 lines should be replaced ...

Record script using bad boy tool 2020|Jmeter script recording using badboy tool and validate script|

Apache JMeter Script Recording with BadBoy|How to Record script using BadBoy tool| Download tool :https://badboy1.software.informer.com/download/ Recordig using bad boy tool using for mostly .net and java applications there are 3 steps to actually getting a load test running with Badboy: 1. Recording your script. 2.Parametrizing your script with a lot of users and their associated user information, and setting think times in the script. 3.Running the script with all your users, and gathering and analyzing the results, hopefully in a graph format.

Linux User Management Commands 2020|how to create user in Linux|switch user|add user|view user

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