How to trim whitespace from string in Golang

  • 25 September 2019
  • ADM

How to trim (remove) leading and trailing whitespace from string in Golang using the TrimSpace, Trim, TrimLeft, TrimRight methods from strings package.


How to get the dimensions of an image in Golang

  • 20 June 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.


How to change DNS settings from command line

  • 18 June 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.


How to change computer's IP address from command line

  • 17 June 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


How to split a string into slice in Golang

  • 15 May 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.


How to convert string to uppercase in Golang

  • 08 May 2019
  • ADM

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