I would like to run a find and replace on an HTML file through the command line. My command looks something like this: sed -e s/STRING_TO_REPLACE/STRING_TO_REPLACE_IT/g index.html > index.html When I run this and look at the file afterward, it is empty. It deleted the contents of my file. When I run this after restoring … Read more
Basically I need to run the script with paths related to the shell script file location, how can I change the current directory to the same directory as where the script file resides? 19 s 19 In Bash, you should get what you need like this: #!/usr/bin/env bash BASEDIR=$(dirname “$0”) echo “$BASEDIR”
I have a web directory where I store some config files. I’d like to use wget to pull those files down and maintain their current structure. For instance, the remote directory looks like: http://mysite.com/configs/.vim/ .vim holds multiple files and directories. I want to replicate that on the client using wget. Can’t seem to find the … Read more
I want to read a file and save it in variable, but I need to keep the variable and not just print out the file. How can I do this? I have written this script but it isn’t quite what I needed: #!/bin/sh while read LINE do echo $LINE done <$1 echo 11111———– echo $LINE … Read more
I’d like to reverse the order of lines in a text file (or stdin), preserving the contents of each line. So, i.e., starting with: foo bar baz I’d like to end up with baz bar foo Is there a standard UNIX commandline utility for this? 24 s 24 Also worth mentioning: tac (the, ahem, reverse … Read more
I am looking for a command that will accept (as input) multiple lines of text, each line containing a single integer, and output the sum of these integers. As a bit of background, I have a log file which includes timing measurements. Through grepping for the relevant lines and a bit of sed reformatting I … Read more
I have to run a local shell script (windows/Linux) on a remote machine. I have SSH configured on both machine A and B. My script is on machine A which will run some of my code on a remote machine, machine B. The local and remote computers can be either Windows or Unix based system. … Read more
How would I use sed to delete all lines in a text file that contain a specific string? 20 20 To remove the line and print the output to standard out: sed ‘/pattern to match/d’ ./infile To directly modify the file – does not work with BSD sed: sed -i ‘/pattern to match/d’ ./infile Same, … Read more
I am writing a shell script to run under the KornShell (ksh) on AIX. I would like to use the mkdir command to create a directory. But the directory may already exist, in which case I do not want to do anything. So I want to either test to see that the directory does not … Read more
How do I copy a folder from remote to local host using scp? I use ssh to log in to my server. Then, I would like to copy the remote folder foo to local /home/user/Desktop. How do I achieve this? 12 scp -r [email protected]:/path/to/foo /home/user/Desktop/ By not including the trailing “https://stackoverflow.com/” at the end of … Read more
