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for example, I have a text file in random content inside, maybe something like this.
234234
54654
123134
467456
24234234
7867867
23424
568567if I run this command
cat "filename.txt" | sort...

as far as I know sftp only for file management.

why don't you use ssh?
ssh user@192.168.56.10
user@server> test.sh ---execute for remote server not for local server.

btw, you should give...

maybe this can help.
first, try to find all files except *.log files with this command.
find . -type f \( ! -iname "*.log" \)if you see that list of files are correct to be deleted.
you can add...

I don't know what you really want to do, but I used to use curl to GET dan POST data from or to an url.

will it be same with `create a backup script on remote computer > run ssh from local computer to remote computer > run backup script on remote computer`?

is this command work?
ls -lt | awk '{ print $9 }' | cut -d "." -f1 | sed 's/[0-9]*$//g' | sort -u | while read line
do
ls "${line}"* | sort -r | tail -n +2
#~ ls "${line}"* | sort -r | tail...

I think, that's because of the typo.

echo "column name 2 lower: $coulmn_name2

it should be.

echo "column name 2 lower: $column_name2

why don't use sed or tr?

column_name="vivek"
column_name2="ViVeK"
column_name=$(echo $column_name | tr '[:upper:]' '[:lower:]')
column_name2=$(echo $column_name2 | tr '[:upper:]' '[:lower:]')...

I'm wondering, is the number of variables will affect execution time of my bash script or maybe affect the cpu workload, cpu memory, etc ?

If I create so many variables, should I unset each one of...

I know shell is an interpreter language, but can I make an executable file just like in folder /bin, /usr/bin, etc which source code was from a .sh file or from some .sh files??
My main purpose is...

sorry, but I'm new to bash. I already read the manual, but I don't know how to use it..:confused:

How can I assign string to date?

I tried this command, but doesn't work..
start=$(date --utc...

Is there date variable in bash?

for example, I have string 01-23-2010 (mm-dd-yyyy) or 23-01-2010 (dd-mm-yyyy).
How can I convert that string to date variable?

and how to do some math operation...

thanks for the answering, but I don't really know what is hpricot and how to use it.
I'm new to shell programming and I don't know ruby at all.:(

do you know any solution using sed, awk, or grep...

for example, I have an html file, contain
<a href="http://awebsite" id="awebsite" class="first">website</a>and sometime a line contains more then one link, for example
<a href="http://awebsite" ...

yes, the file's size is small.
It's only contain less then 10 lines, and only have a few words each line.
thanks

I don't know it will be as simple as that, because I'm new to bash and I only know cat.
Thanks.:)

For example, I have a simple text file
note:
this a note
a simple note
a very very simple notewhen I use this command,
temp=$(cat "note.txt")then I echo temp, the result is in one line.
echo...

thanks for answering..
when I run your command, I got different result..
echo "<tag1>content</tag1>" | sed -e 's/<\([^>]*\)>/\1/g'
tag1content/tag1and when I run this command, I got this..
echo...

I found this command, sed -e 's/<[^>]*>//g', will return the content of a line with pattern something like this, <tag1>content</tag1>..

How does this works?
What does sed -e 's/<[^>]*>//g'...

hi all.
I'm new to bash programming.

I have a problem with compare bash variable and string from text.

for example.
# I wanted to get maximum page (in this case 16)

cat "page.html" | while...