题目描述
ZYT and LBC decided to play a game. They will alternately do the following operation. Pick 4 integers a,b,c,d(1≤a,c≤na,b,c,d(1\leq a,c \leq na,b,c,d(1≤a,c≤n and 1≤b,d≤m)\ 1\leq b,d \leq m) 1≤b,d≤m) , where ∣a−c∣∣b−d∣1{ |a-c||b-d|1}…
Creates a Column of literal value
代码示例:
from pyspark.sql import SparkSession,functions as Fdef main():sparkSparkSession.builder.appName("ade_als_related").getOrCreate()dfspark.createDataFrame([(1992-7-8,),(1997-9-10,)],[d])# df1d…
spark 的lit是什么 A file with the .lit file extension is an eBook in the Microsoft eReader file format. LIT (short for “Literature”) files are eBook formats designed by Microsoft to work on Microsoft devices only. 扩展名为 .lit的文件是Microsoft eReader文…
Simple Lit Shader
当性能比写实更重要时,使用这个着色器。这个着色器使用一个简单的近似的照明。因为这个着色器不计算物理正确性和能量守恒,它渲染迅速。
Using the Simple Lit Shader in the Editor
选择和使用这个着色器:
在你的项目中ÿ…