umask linux

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Umask usage A What is umask? When we log on to the system and create a file, there is always a default permission. How does this permission come from? This is what umask does. Umask sets the default permission for the user to create files, which is

transferred from: http://blog.csdn.net/lmh12506/article/details/7281910umask How to useA What is Umask?When we log into the system and create a file that always has a default permission, how does this permission come from? That's what Umask did.

umask values and permissions for files and directories 1.1-r parameter Setting directory permissions (chmod)650) this.width=650; "src=" Https://s1.51cto.com/wyfs02/M00/92/E8/wKioL1kE0rqgJo_gAAJVm7FRtqw248.png "title=" QQ picture 20170429225829.png

On the umask value of Linux system and its corresponding file permission explanationOriginal: http://blog.51cto.com/oldboy/1060032Origin:1, this article is written in particular to thank the 51cto blog staff and leadership, the old boy blog is

A permission mask umaskUmask is supported by chmod. It has a total of four bits (gid/uid, owner, group permission, and permissions of other users), but the last three are usually used, for example, if you use chmod 755 file (the permission for this

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The Umask value is used to set the user's default permissions when creating a file, and when we create a directory or file in the system, the default permissions for the directory or file are determined by the Umask value.For the root user, the

The Umask value is used to set the user's default permissions when creating a file, and when we create a directory or file in the system, the default permissions for the directory or file are determined by the Umask value.For the root user, the

Recently just the system to learn the Linux file permissions this piece, in the "Umask value and its corresponding file permissions" on this issue, looked for video (old boy teacher's video, highly recommended), also looked at the bird Brother's