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panggihsieh / Python-Pandas-Firsttime

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DataFrame index , columns , selecting , prearrange , .... #1

Open panggihsieh opened 5 years ago

panggihsieh commented 5 years ago

2019-04-27_194457 2019-04-28_181317

panggihsieh commented 5 years ago

by df.loc[df.attribute bool operation ,::]

panggihsieh commented 5 years ago

Through isnull & stack function , we restruct one dimension True False Null value dataframe , then using callbable indexing lambda to find out the True only table, then index then list(.this index)

panggihsieh commented 5 years ago

2019-04-29_234234

panggihsieh commented 5 years ago

Variance: 離散力(吸力) Bias: 準確力(引力) 3-bulls-eye

panggihsieh commented 5 years ago

Standard-Deviation-Example-with-equation images