How to open port for a specific IP address on CentOS 7

  • 02 February 2017
  • ADM

How to open port for a specific IP address on CentOS 7. Using the firewall-cmd command with add-rich-rule parameter.


How to reset MySQL / MariaDB Root Password

  • 01 February 2017
  • ADM

How to reset MySQL / MariaDB Root Password. Simple 6 steps to reset the password.


GET/POST request with Apache HttpClient

  • 27 January 2017
  • ADM

GET/POST request tutorial using Apache HttpClient. The tutorial is using httpbin.org test server.


How to make a file read only in Java

  • 26 January 2017
  • ADM

How to make a file read-only in Java. Simple example using File.setReadOnly() and File.setWritable(boolean) methods.


How to install OpenSSH on Windows

  • 23 January 2017
  • ADM

How to install OpenSSH on Windows. Simple steps to follow with print screens and verifying step.


How to display the content of a directory in Java

  • 20 January 2017
  • ADM

How to display the content of a directory in Java. Recursive method used to display all the sub-folders structure.