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Wow seems quite complicated!

Thanks I also have another quick question, what command do I need to use to show the number of regular files in my directory? as I am a little bit confused on what is the difference between regular...

Hi,

I have heard you can use the echo command and piping together and was wondering if you can help me out.

I want to be able to use the echo command and pipe together to tell me how many files...

Well myfile.txt contains only numbers. and was just thinking that


grep '[+-]' myfile.txt


would be the command. It seemed to work anyway, but I can't be too sure thats why I asked here.

Hi

I need to know if I have got the following grep command correct. I wanted to find from myfile.txt all signed real numbers (e.g. +5.0, -78, but not 5.0, 5 are not).

I have thought about it...

Can you please tell me what this means?

use grep to find from the file myfile.txt all lines containing the sequence tt but not more 2 ts?

I have no idea.

is there no way of doing it just using grep and not egrep?

Hi

I need help with the following problem.

I need to use grep to generate the file text1.txt which is identical to text.txt but contains no blank lines.

I am a complete novice at grep so...

So you are saying to find thing, talking, tring and ting, withing a file, I should use the following:


grep 't.ing' myFile


kind of confusing, it doesn't seem like this is the answer!
Any...

I'm not sure if it answered my second question, but is the method below the way to find from a file all lins which contain the sequence of characters thing, talking, tring and ting?


grep...

Thanks, and would


grep '[thing][talking][tring][ting]


find in a file the things above?

Thanks if you can help.

Hi

I am a little stuck using grep. I want to be able to find from a file all lines which have the sequence of characters t, followed by any character, followed by the characters ing.

I have...

Thank you very much. Seemed simple now that I see it here!

Hi

I am having a little trouble understanding how to use this cat command. My question is the following:

write a command to create a file called catFiles that contains three copies of the file...

well then, can you at least tell me how I can work out interest using emacs. I Know how to program in c++ but i just gorget how to work out interest.

Thanks if you can help.

Hi I was wondering if i can get a little help with constructing a particular program please.

The program has the following specifications:

Input One integer, read from standard input,...