etl transformation examples

Java up and down transformation (with concrete examples)Stay up late on the Java up and down transformation of the sample, very easy to understand Oh ~ ~ ~ ~I. Upward transformationPackage COM.SHEEPMU; Class Animal {public void Eat () {System.out.println ("eating ..." of the parent Class);}} Class Bird extends animal{@Overridepublic void Eat () {System.out.printl

Examples of two-dimensional array transformation in python and python Array This article describes how to transform a two-dimensional array in python. Share it with you for your reference. The specific method is as follows: First look at the following code: arr = [ [1, 2, 3], [4, 5, 6], [7, 8,9], [10, 11, 12]] print map(list, zip(*arr)) print '_-------------------------------------------------' print [[r[c

This article mainly introduces the LUA time transformation Several small examples, this article directly gives 3 paragraph example code, needs the friend to be possible to refer to under 1, the time seconds, the conversion of XX days xx xx seconds of the form The code is as follows: --The time of the second, the conversion of XX days xx when xx minutes xx seconds of the form function Converttimeform (se