After I install XAMPP on macOS, when I open the XAMPP server, then click the General tab —> Go to Application button, it will direct me to the XAMPP dashboard web page.
There are two important user account in ubuntu linux, one is administrator the other is root. We usually use administrator user account to remote login to ubuntu linux server ( $ ssh [email protected] ) then change to root user account to do root user tasks. But if your ubuntu linux server is created by a …
How To Change Ubuntu Administrator And Root User Password Read More »
My website host provider uses WHM ( Web Host Manager ) to manage multiple websites that are CPanel-based. WHM is a very good tool to monitor website performance, you can use it to check CPU, ram, and disk space usage percentage, it can also monitor and manage server processes. It is an all-in-one platform for …
How To Check CPU Usage And Server Load In WHM To Fix Website Performance Issue Read More »
When I push my local commits to the remote repository use the Sourcetree, I get an error message which said An item with the same key has already been added. After I read the error message carefully, I finally find a way to fix this error.
After install VNC server on CentOS, when i run command # systemctl start [email protected]:1.service to start it, i meet bellow error message.
When i install tigervnc server in CentOS with yum command # yum install tigervnc tigervnc-server -y, i meet below error messages. Loaded plugins: fastestmirror, langpacks Existing lock /var/run/yum.pid: another copy is running as pid 3339. Another app is currently holding the yum lock; waiting for it to exit… The other application is: PackageKit Memory : …
How To Fix Another App Is Currently Holding The Yum Lock Waiting For It To Exit Error Read More »
TCP BBR congestion control algorithm is a google open source project that can make full use of server bandwidth. It is used in linux os. This article will tell you how to enable it in linux server.
This article will tell you how to install, start, stop, restart OpenSSH server on CentOS. It will also tell you how to connect to it through ssh client software.
After installing a Linux ( Ubuntu or CentOS ) or Windows in Oracle VirtualBox, you should want to enable the copy & paste function between the virtual machine and the host machine. This article will tell you how to do it.
In this example, I install a CentOS in a VirtualBox virtual machine. Then I click the virtual machine to focus it, and then I click Devices —> Insert Guest Additions CD image… menu item in the virtual machine top menu bar to install additions image like below picture. But during the installation process, I meet …
