How to trim whitespace from string in Golang
How to trim (remove) leading and trailing whitespace from string in Golang using the TrimSpace, Trim, TrimLeft, TrimRight methods from strings package.
How to fix apt lock-frontend error in Ubuntu
How to fix the E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable) error.
How to get the dimensions of an image in Golang
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 split a string into slice in Golang
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
How to convert a string into uppercase in Golang using ToUpper method from strings package.
How to convert string to lowercase in Golang
How to convert a string into lowercase in Golang using ToLower method from strings package.
