If you’ve lost the MySQL admin password, you can reset it by following these steps: Stop the MySQL server: sudo systemctl stop mysql Start the MySQL server with the –skip-grant-tables option to skip the permission check: sudo mysqld_safe –skip-grant-tables & Connect to the MySQL server as the root user without a password: mysql -u root … Read more

In Debian and Ubuntu, the MySQL error log file is usually located at /var/log/mysql/error.log. To view the contents of the error log file, you can use the less command in the terminal: sudo less /var/log/mysql/error.log This will display the contents of the error log file in the terminal. You can use the arrow keys to … Read more

To configure IPv6 on SUSE Linux Enterprise Server 10 (SLES10), you can follow these steps: Open the network configuration file in a text editor: sudo vi /etc/sysconfig/network/ifcfg-eth0 Replace “eth0” with the name of your network interface. Add the following lines to the file to enable IPv6: IPV6INIT=yes IPV6_AUTOCONF=yes These options enable IPv6 on the interface … Read more

In PHP, $_SERVER[‘PHP_SELF’] is a predefined variable that returns the name of the currently executing script, including any path information. It is often used in web applications to generate self-referencing URLs or to specify the target of a form submission. Here’s an example of how you can use $_SERVER[‘PHP_SELF’] to generate a self-referencing URL: <form … Read more

If the ldconfig command on FreeBSD reports a “Lost Dynamic Linker Configuration” error message, it means that the system’s dynamic linker configuration is broken or missing. This can be caused by a number of factors, such as incorrect permissions or a corrupted file system. To fix this error, you can follow these steps: Check if … Read more

Hotplugging a CPU involves adding or removing a CPU from a running system without shutting down the system. In Linux, you can hotplug a CPU and disable CPU cores at run time using the following steps: Check if your system supports CPU hotplugging: cat /sys/devices/system/cpu/cpu*/online This command will show the current status of all CPUs … Read more

PHP4 is a very old version of PHP and is not supported anymore. Therefore, it is recommended to upgrade to a newer version of PHP, such as PHP 7.4 or 8.0. However, if you still need to upgrade from PHP4 to PHP5 for some reason, you can follow the steps below: Install the PHP5 packages: … Read more

To configure IPv6 networking on Debian, you can follow these steps: Edit the /etc/network/interfaces file: sudo nano /etc/network/interfaces Add the following lines to the file, assuming your network interface is eth0: iface eth0 inet6 auto This will tell the system to use the automatic IPv6 configuration method, which is called stateless address autoconfiguration (SLAAC). Save … Read more

To reset the root password in MySQL, you can follow the steps below: Stop the MySQL service: sudo service mysql stop Start MySQL in safe mode: sudo mysqld_safe –skip-grant-tables –skip-networking & Connect to the MySQL server: mysql -u root At the MySQL prompt, enter the following commands: use mysql; update user set authentication_string=PASSWORD(“new_password”) where User=’root’; … Read more

You can print a web page from a shell prompt using the lp command. The lp command is used to print files on a Linux system, and can be used to print web pages as well. Here’s how to do it: Open a terminal or shell prompt. Use the curl command to download the web … Read more