Write a cgi program that keeps a list of computers, Computer Engineering

Assignment Help:

Write a CGI program that keeps a list of computers that have contacted the server. If comp1 is contacting first time it will display the message:

"This is the first contact from comp1" else it will display the message

"Computer comp1 has requested this URL previously."

A CGI program which has a list of computers which have contacted the server is as given below:

#!/bin/sh

FILE = ipaddress

echo Content -type: text /plain

echo

# see if IP address computer appears in file ip address

if grep -s $REMOTE_ADDR $FILE>/dev/nul l 2 >&1

then

echo Computer $REMOTE_ADDR has requested this URL previously.

else

# append browser's address to the file

echo $REMOTE_ADDR >> $FILE

echo This is the first contact from computer $REMOTE_ADDR.


Related Discussions:- Write a cgi program that keeps a list of computers

Name the four steps in pipelining, Name the four steps in pipelining. F...

Name the four steps in pipelining. Fetch  : Read the instruction from the memory. Decode : Decode the instruction and get the source operand. Execute : Perform the operat

what is lrd_stmt?, The lrd_stmt function associates a character string (ge...

The lrd_stmt function associates a character string (generally a SQL statement) with a cursor. This function sets a SQL statement to be processed.

Perform subtraction in base 5 using r and r-1 complement, Q Write a menu dr...

Q Write a menu driven program to perform subtraction in base 5 using r and (r-1) complement with necessary validations.

In which network configuration all data/information pass, A distributed net...

A distributed network configuration in which all data/information pass through a central computer is (A)  Bus network                            (B) Star network (C)  Rin

What is the difference between the c#.net and vb.net, What is the differenc...

What is the difference between the C#.NET and VB.NET? VB.NET - It don't have the XML Documentation. - It don't have the Operator Overloading. - It dont't have the P

Explain the use of functions in parallel programming, Q. Explain the Use of...

Q. Explain the Use of functions in parallel programming? include "pvm3.h" main() {    int cc, tid, msgtag;    char buf[100];    printf("%x\n", pvm_mytid());

Explain the architectural description languages, Explain the Architectural ...

Explain the Architectural description languages Architectural description languages (ACLs) have been developed for the architectural description in analysis and design process

Exit command, Your shell must accept the exit command. This command will ...

Your shell must accept the exit command. This command will be in the form: e x i t When you encounter this command, your shell should terminate. Please note that when you

Contain your variable names and definitions, Give your analysis for the fol...

Give your analysis for the following problem statement: You require to write a program that calculates the area and perimeter of a rectangle whose dimensions (Length &width) are gi

What is knowledge representation and reasoning, Artificial Intelligence Kno...

Artificial Intelligence Knowledge show (KR) is an area of artificial intelligence research aimed at showing knowledge in symbols to facilitate inferrencing from those knowledge ele

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