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How to edit hex

How to edit hex

Hex-Editor is used to edit the data in hexadecimal (HEXadecimal) code format.

Most often with the help of applications such changes are made to files created with any programming language and then compiled.

For example, executable files (extension exe, ex4, etc.), In the files of connected resources (dll, res et al.), Disk image files (iso, mds, etc.).



Use the built-in editorhexadecimal code, which is available in most applications, designed to develop or modify software to compiled languages. For example, this editor should be part of an integrated development environment, debugger or disassembler program.


Pick the Internet standalone applicationto edit hexadecimal code if you do not plan to engage in programming time. In this case, it makes no sense to establish a powerful authoring tool with built-in hex-editor. Online you can find enough of this kind of programs, both in the paid version and free. For example, it may be Cygnus Hex Editor application. This editor with a very simple interface and also does not require installation - it is ready for use immediately after download to your computer. A free version is available at the developer's site, a direct link to download - http://softcircuits.com/dl/apps/cygnusfe.zip.


Press the key combination ctrl + o after loadingand start hex-editor - so you switch to the file open dialog. Locate the file, the code that you want to edit, and then click "Open". In the left pane, the table will be placed applications representing the bytes of information stored in a file in hex, and the right side will be placed corresponding ASCII-character codes. You can edit both options - and HEX and ASCII, while changes you make will be reflected simultaneously in both tables. press the key combination ctrl + s to save the source file of all the changes.

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