I’ve couple of remote servers and I’d like to access few admin only application running on port 10000 and 3001. My firewall only allows port 80, 443, 25, 22 and 110 for public access. Do I need to open port 10000 and 3001 for everyone using firewall? How do I access my admin only apps without opening port 10000 and 3001?
ow do I create a symbolic links under Linux or Unix like operating systems using command line options?
Q. I’m using CentOS Linux server and how do I clear bash history in UNIX / Linux / BSD operating systems?
A. Type the following command to clear your bash history:
Another option is link ~/.bash_history to /dev/null:
ln -sf /dev/null ~/.bash_history
Both Linux / UNIX allows the data of a file to have more than one name in separate places in the same file system. Such a file with more than one name for the same data is called a hard-linked file. How do I create a hard link under Linux / UNIX / Apple Mac OS X / BSD operating systems?
hat is a soft (“symbolic”) link? How do I create a soft link (symbolic link) under UNIX or Linux operating system?
How do I delete softlink or symbolic link in Linux operating system using a command prompt?