So I have a 4-bay Q-NAP file-server which does not show up in the latest version of Q-finder, probably because it’s not running the latest version of the firmware … when I connect it to a LAN it shows up at an unexpected I P address, (I remember giving it 192.168.1.15 but something turns up…
For example cat userdata User name: x Email: Passchange: LastPassSuccess: This is one sample entry there is similar 350 in single row Some user has the line and some has not so i want to add any null value in output.
i read the manuals by tomcat apache, where they tell to run tomcat as non-root, but i should give root the ownership and the group tomcat should only have the read permission. Give i the group tomcat only the read permission, how can i start the service as non root ? Is not that a…
I’m aware of tmpfs and what I really need is a disk partition resides on RAM where I could format it with BTRFS. How can I create a raw device on RAM and format it with any regular filesystem? Or is only chance creating a raw file on tmpfs, formatting it with a filesystem and…
When trigger ls -alhF I see .ssh got placed near ssl instead of top of the list. How could I make ls to sort files and folders to be “native” (aka .ssh/ then abd-dir/ then ssl/ dir) [centos@ip-172-31-46-255 ~]$ ls -alhF total 88M drwx——. 17 centos centos 4.0K Feb 17 15:18 ./ drwxr-xr-x. 3 root…
Does tmux support any help documentation through command-mode (C-b 🙂 like vim‘s :help? I often want to display help documentation for a particular tmux command, say kill-window, including at least the command’s parameters. Can I display such information in tmux without consulting the man page or online documentation?
I would like to add a virtual host/domain with several mailboxes on postfix where the users can only send mail to addresses with a specific domain hosted on the same postfix instance. The scenario here is that I have a bunch of internal servers and applications, they all run under “appname.local.domain.tld”. I would like to…
The title says everything. When I type apt-get update, this error comes E: The repository ‘http://ppa.launchpad.net/certbot/certbot/ubuntu focal Release’ does not have a Release file. N: Updating from such a repository can’t be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. I know what to…
I have been trying very hard to find about buffers used in TCP/IP as part of packet transfer in linux. More i read, more i get confused. Below given are questions i have. Can someone help me figure it out? 1)Is the driver queue which is implemented as a ring buffer with descriptors pointing to…
Is there any plan on supporting SQLite someday? It would be very interesting for small instances where we can’t create any MySQL or MariaDB databases for example (in my case, free tier hosting coming with the domain name which offers PHP, 30Mb storage but no MySQL database). Thanks a lot!