Shell script delete all lines from file contains word mca, Programming Languages

Assignment Help:

 Delete all such lines from a file that contains the word “MCA”.

 

echo -e "Enter the pattern : \c"

read ptrn

cnt=0

for i in `ls -1`

do

 if [ -f $i ]

 then

  l=`grep -E $ptrn $i|wc -l`

  if [ $l -gt 0 ]

  then

   rm $i

   echo "$i is deleted....."

   fi

 fi

done

 

Output

Enter the pattern : mca

temp.sh is deleted.....


Related Discussions:- Shell script delete all lines from file contains word mca

Program 3, An apartment complex has several apartments to rent. The apartme...

An apartment complex has several apartments to rent. The apartments are all similar, and all rent for $750 per month. Currently, all units are occupied. The management, being in bu

Prolog predicate for list that contains duplicate elements, Write a Prolog ...

Write a Prolog predicate  has_duplicates(L)  that is true if list  L  contains duplicated elements (that is at least 2 copies of an element). For instance: ?- has_duplicates([a,

Shell script to generate the series 1+x + x2+ x3+….+xn, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Program to produce the given output , Given a file named maze1.txt whose co...

Given a file named maze1.txt whose contents is 1 0 2 2 1 2 3 0 3 2 2 1 2 0 2 2 3 0 1 1 3 1 0 0 2 0 3 0 0 1 2 0 3 2 2 0 1 2 3 2 1 0 0 1 1 0 0 0 your program when run as a.out

Fortran programming, Question 1- In engineering applications it is often ne...

Question 1- In engineering applications it is often necessary to fit a straight line to a set of N points with known coordinates (xi, yi), where i indexes the points (N in total).

Steps for creating a simple html program, 1)      Go to Start -> Programs-...

1)      Go to Start -> Programs->Accessories->Notepad. 2)      Start with a document type tag & an opening tag. Enter the given line in your doc.

Abstraction hierarchy of mechanisms, Abstraction hierarchy of mechanisms ...

Abstraction hierarchy of mechanisms Given  the light-sensitive the motor and resistor,  we could  find  several  ways  of interconnecting them, using bits of ceramic and metal

Find the dual - duality theory and complementary slackness, Linear Programm...

Linear Programming Consider the following optimization problem: min x s.t. x ≥ max{a1, a2, . . . , an} Rewrite this problem as a Linear Programming Problem. What is the

Program for simulate part of the game of yahtzee, This assignment will make...

This assignment will make use of arrays and functions to simulate a game. ASSIGNMENT DESCRIPTION This program will simulate part of the game of Yahtzee! The player will

Matlab help, I am working on a matlab project and need help debugging one q...

I am working on a matlab project and need help debugging one question i have written and need help working through another problem.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd