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I have just modified the single line in your program.
Try with the following code.

char *STRREVERSE(const char *STRING)
{
char *BUFFER = NULL;
BUFFER = (char *)realloc(BUFFER,...

Not necessary to use same module in both server and client.
You can use different modules.
But sending and receiving a packet between server and client should be proper.

Even you can have server...

try the following code:



open FH,"sum" or die $!; //Open the file 'sum'.
my %sum;
my @lines;
my $key;
my...

You can achieve this using rename command also.

rename 's/\.c$/\.h/' *

These files are hidden files.And these files will be there under your home directory. If you want to check this put ls -a in your home directory else try with the find command like, find ~ -type...

stat *.jpg | sed -rn '/(File:|Size:)/p'

/* do not form a valid token in C.So the space is inserted between \ and *.

For more details refer the following link.

Why pre-processor gives a space ? - Stack Overflow...

Is this you are expecting.

ESC (0x1B, ^[) starts an escape sequence;

For more details visit the following link
console_codes(4) - Linux man page (http://linux.die.net/man/4/console_codes)
...

= is used to get the current line number.
x is used to exchange the contents of pattern space and hold space.

For more details refer the following link.

Sed's Commands...

You add the statement ,
use lib PATH;
before the statement use Spreadsheet::ParseExcel in your code.
Here PATH is a location where the module Spreadsheet::ParseExcel is installed.
Example ...

Visit the following link.

LSST v1.05r3 > Chapter 2 > echo Command (http://www.freeos.com/guides/lsst/ch02sec06.html)

sed 's/[ \|]/\n/g' | sed -n 's/clid=\([0-9]*\)/\1/gp'

ulimit -a

While a background process is running shell doesn't wait for the completion
of execution.
But while running a foreground process shell waits until the completion of
execution.

And we can have...

rename 's/\.txt/\.dat/' *

The option -d in cut command is used to specify the delimiter.
Here the delimiter is pipe character.But the character pipe has special meaning so we need to escape this character.
For escape the...

grep -RH "'search'" *

ls -lrt | grep '^l'

It will list the symbolic links in a current directory.

join file1 file2 >file4
join file3 file4 > file3.out