Hello
would appreciate if somebody can post a bash script that checks if the first character of the given string is equal to, say, "a"
thnx in advance (2 Replies)
Let's say I have a word "foobar23" in a file, and I want to pull the first "f" and last "3" character out of the world, how would I accomplish that?
# cat file
foobar23
I want the output to be:
f3 (3 Replies)
I have a variable embedded in a long string called "commands" coming in on a query_string. I need to copy the string to a file with the variable $loop1 converted before it writes. Right now, it writes the varible itself instead of what it should be.
QUERY_STRING... (2 Replies)
Hi!
If I want to extract a character from a specific position of a string, I can use ${string:1:1} (if I want character at the position 1). How can I do the same thing, when the number of position is contained in the variable? ${string:$var:1}doesn't work, unfortunately.
Thanks in advance. (2 Replies)
In bash, how can one remove the last character of a string? In perl, the chop function would remove the last character. However, I do not know how to do the same job in bash.
Many thanks in advance. (12 Replies)
Hi guys. Very new to this so apologies if this is ridiculously obvious, but I am not sure why this isn't working. I want to pull a file off an FTP server. I currently do it through windows, which is no problem, but I want to move everything to a Linux box I just installed. wget won't work as the... (4 Replies)
Hello, fellow computer junkies. First time poster! My boss wrote an application (Mavericks 10.9, Mountain Lion 10.8) that checks a user's security settings. The user runs the application, then it spits out an email that is sent back to our inbox showing the results. On our end, we have a mail rule... (5 Replies)
Hello,
I want to check whether string has only numeric characters. The following code doesn't work for me
#!/usr/local/bin/bash
if ]]; then
echo "true"
else
echo "False"
fi
# ./yyy '346'
False
# ./yyy 'aaa'
False
I'm searching for solution using character classes, not regex.... (5 Replies)
Hello.
I have a string variable named L_TEMP to test a very simple filter.
L_TEMP="50AwL.|KWp9jk"
I want to insert a non printable character between K and W.
I have try this :
linux-g65k:~ # a='50AwL.|K'
linux-g65k:~ # b='Wp9jk'
linux-g65k:~ # L_TEMP="$a$'\x07'$b"
linux-g65k:~ # echo... (6 Replies)
Hi,
I am new in bash scripting. In my work, I provide support to several users and when I connect to their computers I use the same admin and password, so I am trying to create a script that will only ask me for the IP address and then connect to the computer without having me to type the user... (5 Replies)