shell scripting, Computer Engineering

Assignment Help:
Write a script called addnames that is to be called as follows, where classlist is the name of the classlist file, and username is a particular student''s username.

./addnames classlist username

The script should

1. print a message stating that the name already existed, or

2. add the name to the end of the list.

Related Discussions:- shell scripting

What is a crosstab query wizard, What is a crosstab query wizard? A wiz...

What is a crosstab query wizard? A wizard that helps us to show the data in a two-dimensional tabular format is the crosstab query wizard. You can use this to make queries that

Explain about aggregations, OLAP can process difficult queries and give the...

OLAP can process difficult queries and give the output in less than 0.1 seconds, for it to achieve like performance OLAP uses aggregations. Aggregations are built by aggregating an

What is a system call, What is a system call? A  system  call  is  a  r...

What is a system call? A  system  call  is  a  request  made  through  any  program  to  the  operating  system  for performing tasks, picked by a predefined set, that the said

Logical representations, Logical Representations: If all human beings ...

Logical Representations: If all human beings spoke the same language, there would be a much more less misunderstanding in the world. The problem regarding with software engine

Floating point format, consider the 8 bit floating point format including s...

consider the 8 bit floating point format including support for normalised nimbers and nonnumeric values.it included 3 bits for mantissa and 4 bitys for excess 7 exponent

Calculate number of trunks for time multiplexed space switch, Calculate the...

Calculate the number of trunks that can be supported on a time multiplexed space switch given that, 32 channels are multiplexed in each stream, while the control memory access time

How many voice channel have a master group, A Master group consists of? ...

A Master group consists of? A master group have 300 voice channels.

Accessing the internet, Before we can use Internet, we have to gain access ...

Before we can use Internet, we have to gain access to it. This access is achieved in one of numerous ways. Above all, the Internet is a collection of networks which are connected t

Arduino Bingo Project., Hello everybody I have a project that is a bingo bo...

Hello everybody I have a project that is a bingo board run by laser pointers, light sensors, and leds. Basically I''m creating a 5 by 5 grid (bingo board) in which each row and col

Communication of request/response - procedural interaction, Explain the Com...

Explain the Communications of Request/Response Communications requirements for message or procedural- based interaction are very similar. Application interaction (client-server

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