Aug 242019

ADM

How to fix apt lock-frontend error in Ubuntu

  • August 24 2019
  • ADM

How to fix the E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable) error.

Aug 142019

ADM

How to delete the Windows.old folder from Windows 10

  • August 14 2019
  • ADM

If you recently update your OS to Windows 10, you might notice that you are running out of space. If this is happening it might be because the old version of the Windows is not yet deleted from the disk, it is stored into "Windows.old" folder. And depending on the size of that version, it could be taking a lot of precious space.

Jun 202019

ADM

How to get the dimensions of an image in Golang

  • June 20 2019
  • ADM

Here are two simple methods to get the dimensions of an image in Golang: using image.DecodeConfig method if the image is not already loaded and image.Decode method is the image is loaded.

Jun 182019

ADM

How to change DNS settings from command line

  • June 18 2019
  • ADM

The command line tool used to change the DNS settings is netsh which allows you to configure just about any aspect of your network connections in Windows. In order to use the tool the command line needs to be started as Administrator.

Jun 172019

ADM

How to change computer's IP address from command line

  • June 17 2019
  • ADM

The command line tool used to change the IP address is netsh which allows you to configure just about any aspect of your network connections in Windows. In order to use the tool the command line needs to be started as Administrator

May 152019

ADM

How to split a string into slice in Golang

  • May 15 2019
  • ADM

How to split a string into slice using Golang. For a simple split by a singular character you can use Split() method from strings package. For more complex rules the regexp.Split() method can be used.

May 82019

ADM

How to convert string to uppercase in Golang

  • May 8 2019
  • ADM

How to convert a string into uppercase in Golang using ToUpper method from strings package.