Handling large files can often be a challenge, whether you’re trying to store them, transfer them across different systems, or share them with others. Many platforms and media have maximum size limits, making it impossible to deal with single, massive files. Fortunately, there’s a straightforward solution: splitting files into smaller, manageable segments and then merging files back together when needed.
A useful command-line utility is designed specifically for this purpose. It allows you to take one large file and divide it into multiple file parts of a specified size. This is invaluable when you need to copy files onto removable media with limited capacity, send them via email services that restrict attachment sizes, or upload them to systems with upload limits.
The process is quite intuitive. To split a file, you typically specify the desired size for each segment and the original input file. The utility then generates a sequence of numbered or named file parts. These smaller parts can then be handled individually, overcoming the limitations imposed by the original file’s size.
When you need the original file back, the process is reversed. You use the same utility, providing the names of the file parts and specifying the desired name for the reconstructed output file. The tool then reads the segments in the correct order and combines them seamlessly to recreate the original large file in its entirety.
This splitting and merging capability is a fundamental technique for efficient file management when dealing with sizes that exceed standard limitations, providing a reliable way to transport or store data across various environments.
Source: https://www.linuxlinks.com/splitcat-split-merge-files/
