Finding the last character of a file and adding a string after that?
114126
Write text on last line of document
36982
How do I insert and delete some characters in the middle of a file?
70444
Grabbing the extension in a file name
94061
How to append the first line at the end of each line of a file with Sed?
53070
How to modify a text file?
44616
Returning last-written file, containing particular sub-string in file name?
155330
In Perl, how can I read an entire file into a string?
90072
What is the easiest way to add a string on the beginning of every line of the file from the command line?
117147
how do you read the last line in php and parse out certain columns
153559
How to insert characters to a file using C#
111782
What is the best way to add two strings together?
24848
How to append text to an existing file in Java?
72984
Replacing characters after string
97650
How to insert text after a certain string in a file?
55512
Listing files with given characters in their name
119308
What is the best way to read last lines (i.e. "tail") from a file using PHP?
30288
How to print all lines after a match up to the end of the file?