Monthly Archives: January 2018

Lua in a Nutshell: A Quick Tutorial for Lua

I'm reading source code written with Torch these days. Torch is a well-known deep learning framework written by Lua. So I summarize the grammar of it and provide a quick tutorial here. Run As we know, Lua is a C-like language. Therefore, it is case-sensitive. The following code outputs "Hello World" with Lua. Note that the semicolon at the end of a line is optional, like JavaScript. You can use the interrupter of Lua in the command line: Also, you can run a Lua script with a file in the command line: Grammar Comment Variables The numbers in Lua are all doubles with 64 bits. And you can use the following expressions: You can use both double and single quotes for…

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