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Python 2021-10-12 11:07:07
How to join two dataframes by 2 columns so they have only the common rows?
import pandas as pd import numpy as np df1 = pd.DataFrame({'fruit': ['apple', 'banana', 'orange'] * 3, 'weight': ['high', 'medium', 'low'] * 3, 'price': np.random.randint(0, 15, 9)}) df2 = pd.DataFrame({'pazham':... Add solution -
Other 2021-10-09 22:15:13
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x = np.random.rand(15) y = np.random.rand(15) names = np.array(list("ABCDEFGHIJKLMNO")) c = np.random.randint(1,5,size=15) norm = plt.Normalize(1,4) cmap = plt.cm.RdYlGn fig,ax = plt.subplots() sc = plt.scatter(x,y,c=c, s=100, cmap=cmap, norm=... Add solution
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