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6

You can represents type “any” in Go using empty interface.

var a interface{}
a = 20
a = "a string"
a = true
a = []int{1, 2, 3}
a = struct {
  Name string
  Email string
} {"John", "[email protected]"}

5

Atoi stands for “ASCII to integer”.

4

The reason why the time in go playground starts at 2009-11-10 23:00:00 UTC is because that time is Go’s birthday.

3

When you highlight a whitespace in VSCode, it’ll show you if it’s a space or tabs. A dot represents a space and an arrow represents a tab.

2

You can use CSS mask-image to fade the image to transparent.

.transparent-gradient {
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 1), rgba(0, 0, 0, 0));
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 1), rgba(0, 0, 0, 0));
}

1

#00FF00 is not called green but lime.

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