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Write python statement to create a one –dimensional array using arrange() function .Elements will be in the range 10 to 30 with a step of 4 (including both 10 and 30). Reshape this one-dimensional array to two dimensional array of shape(2,3).
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In Python, for the functions on keyed data to work we need to make sure our RDD consists of tuples. Example 4-1. Python create pair RDD using the first word as the key. input.map(lambda x: (x.split(" ")[0], x)) In Scala, to create Pair RDDs from a regular RDD, we …
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Q.4 Why does python change the datatype of a column as soon as it stores an empty value(NaN) even though it has all other values stored as integer. Q.5 Write code statements to list the following, from a dataframe namely sales.
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So far, our group has used Python, specifically the library Pandas [8], to parse through the data and generate histograms of certain queries in the MySQL database [7]. Pandas [8] is a data analysis library for Python that allows us to easily display the data in graph form, i.e., in the form of histograms. With these histograms, we attempted to ...
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(ii)Write the python code to read the contents of “first.csv” file consisting of data from a mysql table and print data of table on the screen in tabular form of table. Ans.import mysql.connector Mydb=mysql.connector.connect(host=”localhost”,user=”root”,passwd=”123”,
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Cyber Crime is that takes place over digital devices like cell phones, computers, and tablets. Cyber Crime can occur through SMS, Text, and apps, or online in social media, forums, or gaming where people can view, participate in, or share content.
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Write a Pandas program to select the name of persons whose height is between 5 to 5.5 (both values inclusive)
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python-zpar - Python bindings for ZPar, a statistical part-of-speech-tagger, constiuency parser, and dependency parser for English. colibri-core - Python binding to C++ library for extracting and working with with basic linguistic constructions such as n-grams …
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An extensive point-count survey of bird abundance by species was conducted throughout the PLB in 2006 by the State Key Lab of Remote Sensing Science and Applications, the Chinese Academy of Sciences and the State Key Lab of Poyang Lake at Jiangxi Normal University (Ji et al 2007). Specifically, surveys were conduced from December 15 – 25th 2006.
python pandas count distinct

Python distinct count dataframe