‘m a new MySQL server user. My server is running on a CentOS Linux. How can I check the number of active MySQL connections on Linux based system?
‘m a new Ubuntu Linux user. How do I install the LEMP stack on an Ubuntu Linux 14.04 LTS server using command line options to serve dynamic web apps?
‘m a new Linux / Unix system user. How can I set encrypted tunnel between my desktop/laptop computer and server in a remote data center to bypass the limits in a network? How do I create a reverse SSH tunnel on Unix-like systems?
run a multi-user system. Most users access resources using ssh client. How to stop leaking process information to all users on Linux operating systems? How do I prevent users from seeing processes that do not belong to them on a Debian/Ubuntu/RHEL/CentOS Linux server?
ow can I analyze line rate taking log file as input on a Linux system? How do I find the IP flooding my Apache/Nginx/Lighttpd web-server on a Debian or Ubuntu Linux?
have created/launched Amazon Machine Image (AMI) instance powered by a CentOS/RHEL/Red Hat Enterprise Linux. How can I connect to my instance using OpenSSH Linux/Unix/OSX ssh client?
am a new Ubuntu Linux and bash shell user. I also know how to redirect output from display/screen to a file using the following syntax:
cmd > file
ls > file
However, some time errors are displayed on screen. How do I store and redirect output from the computer screen to a file on a Linux or Unix-like systems?