whats the difference between chmod 777 and chmod 7777
There is no reason for a sensible professor to insist setting the setuid/gid and sticky bits so perhaps are you confusing 7777 and 0777. The permissions being stated as an octal number, the proper convention to represent them is to prepend a 0. This is just like when 0x is used to distinguish an hexadecimal number.
Why can't my program set 0777 mode with the mkdir system call?
2016年9月28日 · Run umask in the shell; it will report 022.The bits set in the umask value are removed from permissions when creating files or directories.
PHP mkdir or chmod 0777 doesn't work - Stack Overflow
2015年4月12日 · I have a small script that create a directory for a user who registers an account on my site. This director is used to store images in that they upload. When I use mkdir() with permissions of 077...
go - Fail to write file with permission 0777 - Stack Overflow
2020年3月14日 · For this reason, most Unix programs should use one of two modes during file creation operation: 0777 for directories and executable files, and 0666 for non-executable files. The user's umask will remove unwanted permissions: users who want privacy can set their umask to 077 which will remove rwx for both group and other, leaving only 0700 or ...
What is the meaning of 0o777 as value of mode of mkdir?
2017年10月4日 · Nothing a quick tour through the Python documentation would help you solve. And, you should already be able to guess what it means (especially if you understand what 0777 is for kind of number, and know about hexadecimal notation).
mkdir() in php is not setting the folder permission to 0777
2013年2月2日 · mkdir('/path', 0777); // using octal mkdir('/path', 511); // same thing as previous but using decimal Be careful and make sure you prepend your mode (i.e.: 777) with a 0 to tell the parser to use octal. Omitting the 0 will make it use decimal and will give a different result.
linux - Chmod 777 to a folder and all contents - Stack Overflow
2011年11月30日 · I have a web directory /www and a folder in that directory called store. Within store are several files and folders. I want to give the folder store and all files and folders within the store fold...
Why does open() create my file with the wrong permissions?
2010年2月11日 · The typical umask() value is 0002 ("don't give away write permission to the world") and if your mode value in the open( "file", O_CREAT, 0777) gave all permissions, the resulting file would have 775 as its permssions.
Why can't PHP create a directory with 777 permissions?
0777 - 0022 ===== 0755 = rwxr-xr-x. If you don't want this to happen, you need to set your umask temporarily to zero so it has no effect. You can do this with the following snippet:
Always permission 777 on mount shared cifs - Stack Overflow
2016年11月7日 · mount.cifs has no support for umask [mount error(22): Invalid argument], however supports file_mode and dir_mode. nevertheless the correct answer is given below. if remote and local user/gid not matching it defaults to 0777 anyway. –