What is the purpose of -e in sed command? - Unix Linux Stack Exchange In your example sed 's foo bar ' and sed -e 's foo bar ' are equivalent In both cases s foo bar is the script that is executed by sed The second option is more explicit, but that is probably not the reason that you often see -e used The reason for that is that -e makes it possible to use more than one script with the same invocation of sed
unix - sed edit file in-place - Stack Overflow How do I edit a file in a single sed command? Currently, I have to manually stream the edited content into a new file and then rename the new file to the original file name I tried sed -i, but my
unix - What does sed -i option do? - Stack Overflow I'm debugging a shell script and trying to find out the task performed by the following command: sed -i '1,+999d' home org_user data txt I need to change this command as its failing with the foll
linux - sed with special characters - Stack Overflow The single quotes around the sed body will prevent the shell from substituting any variables, so the $ on the left-hand side is escaped only to prevent its special regular expression meaning
What is sed and what is it used for? - Ask Ubuntu From Sed man page: Sed is a stream editor A stream editor is used to perform basic text transformations on an input stream (a file or input from a pipeline) While in some ways similar to an editor which permits scripted edits (such as ed), sed works by making only one pass over the input(s), and is consequently more efficient
What does \\1 in sed do? - Stack Overflow To be precise, in s foo bar , only foo is a regular expression, and the rest is other sed syntax Basically, bar is just a string, though some things like and \1 have a special meaning in that string
linux - sed command in bash - Stack Overflow 51 sed is the Stream EDitor It can do a whole pile of really cool things, but the most common is text replacement The s,%,$,g part of the command line is the sed command to execute The s stands for substitute, the , characters are delimiters (other characters can be used; , : and @ are popular)
Find and replace with sed in directory and sub directories I run this command to find and replace all occurrences of 'apple' with 'orange' in all files in root of my site: find -exec sed -i 's apple orange g' {} \\; But it doesn't go through sub directo