How to add a character to the end of each line in a file in shell script
54148
sed edit file in place
121072
concatenate lines based on first char of next line
30328
How do I change, delete, or insert a line in a file, or append to the beginning of a file in Perl?
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line 56 syntax error: unexpected end of file
94061
How to append the first line at the end of each line of a file with Sed?
25626
How to replace a character by a newline in Vim
90214
Shell script read missing last line
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Want to edit a file content for Removing the string after the last underscore and before the file extension using Unix commands
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How to insert a character in a string at a certain position?
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replacing and adding at the end of lines with one line sed command
43396
Modify the content of specific line in text file
45664
When is it harmful to add percent character at end of lines in a \newcommand, or similar
64426
How do I add text to the beginning of a file in Bash?
11339
What's the last character in a file?
134289
Replace a string in a text file using a shell script not working properly
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Add blank line after every result in grep
106656
Add padding at the beginning and end of each line of text