meld:tldr:05896

This command, "meld ${filename_1} ${filename_2} ${filename_3}", is likely used in a Unix or Linux-based operating system.

Explanation:

• "meld" refers to the name of a visual diff and merge tool. It is used to compare and merge files or directories.
• "${filename_1}", "${filename_2}", and "${filename_3}" are placeholders for the actual filenames or paths of the files you want to compare/merge.
• You need to replace "${filename_1}", "${filename_2}", and "${filename_3}" with the actual filenames or paths of the files you want to compare/merge.

Example: If you want to compare/merge three files named "file1.txt", "file2.txt", and "file3.txt", you would replace "${filename_1}" with "file1.txt", "${filename_2}" with "file2.txt", and "${filename_3}" with "file3.txt". The command would look like this: meld file1.txt file2.txt file3.txt

Note: Make sure you have "meld" installed on your system before running this command.