When processing data, we tend to be lazy and read all the data into memory before processing it. This is not a problem when the data size is small, but when dealing with huge data, it consumes a lot of memory and takes a long time because …

The Go language is often programmed by combining simple functions, and error checking occurs for each function, so the code in general tends to be long. Even when I want to do something small, I need to write code accordingly, but it is te…