A .REJ file is an extension associated with Rejected Patches and is a simple text file format. These files hold the differences or patches between two programming source code files, which have been rejected because the differences could not be instituted in the source code. Patch files are produced using the unix command diff. This command identifies the differences between two versions of a source file.

Opening REJ Files

To open a file with a .REJ extension, you may use a text editor like Notepad++ or TextPad or use code-focused text editors like Sublime Text and Atom. You can download them from their official websites, Notepad++, TextPad, Sublime Text, and Atom.

Handling REJ Files

REJ files should be handled by first reading the contents of the REJ file. Thoroughly read the errors listed and try to understand the differences between the original and the proposed changes. When you have understood the changes well, you can then manually apply the patch.

Software to Access REJ Files

If you are struggling with opening a REJ file, various software applications allow you to view, edit, and even create such files with ease. Some examples are Programmers Notepad, which you can download from here and GNU Emacs. You can download GNU Emacs from its official website.

REJ File Important Information

A REJ file carries significant information, mainly about the differences between two files, which could not be patched. Understanding this information can help you improve your code, rectify errors, and ensure smooth operation of the application. It is also worth noting that these files should only be opened with the appropriate software to prevent misinterpretation of the data they hold.