Unix who modified file

Touch command is used to change these timestamps access time, modification time, and change time of a file. The timestamps also gets updated when we manually add contents in a file or remove data from it. If you want change the contents of files without changing its timestamps, there is no direct way to do it. Read permission means that the file is readable. Every Linux system have three types of owner: User: A user is the one who created the file. By default, whosoever, creates the file becomes the owner of the file.

Linux is open source and is developed by Linux community of developers. Unix is mostly used on servers, workstations or PCs. Click in the search box to make the Search Tools tab available on the ribbon, then click the Date modified button and choose one of the available options. That click automatically enters the Datemodified: operator in the search box. Open File Explorer or type it into Cortana. In the top right corner you will see a box that says Search and has a magnifying glass next to it.

Thanks in advance.. Regards, Mohan. PS: By the way, I cannot, by rule, prevent others from editing using chmod command. Join Date: Feb Unix allows you to give three levels of permissions to the file.

Owner b. Group c. Others When we do a ls -lt, the following is a sample output. The first three 'rwx' corresponds to the 'owner' user. The next three to the 'group' all users within that group and the last three is for all others.

So in the above example all the owner i. Note - the owner of the file only can change the permission using chmod So now user 'vijay' has permissions to read and write all users under group dev have permissions to read all other users do not have any permissions on the file. So you can give permissions if you are the owner accordingly as to who all users can modify the file.

I am not aware of any command in Unix which will give you the user who last edited the file. Originally Posted by vijaygoutham. Some versions of unix filesystems support acl - access control lists. If it does then you can create very fine-grained access control for your files. Join Date: Oct Stack Overflow for Teams — Collaborate and share knowledge with a private group.

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