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Who is Who
Prasad Naik
has Published
80
Answers
How to use regular expressions (Regex) to filter valid emails in a Pandas series?
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:59:44
A regular expression is a sequence of characters that define a search pattern. In this program, we will use these regular expressions to filter valid and invalid emails.We will define a Pandas series with different emails and check which email is valid. We will also use a python library called ...
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Pandas program to convert a string of date into time
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:58:52
In this program, we will convert a date string like "24 August 2020" to 2020-08-24 00:00:00. We will use the to_datetime() function in pandas library to solve this task.AlgorithmStep 1: Define a Pandas series containing date string. Step 2: Convert these date strings into date time format using the to_datetime ...
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Finding the length of words in a given Pandas series
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:56:58
In this task, we will find the length of strings in a Pandas series. We will use the str.len() function in the Pandas library for this purpose.AlgorithmStep 1: Define a Pandas series of string. Step 2: Find the length of each string using the str.len() function. Step 3: Print the ...
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Finding the multiples of a number in a given list using NumPy
Python
Numpy
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:53:16
In this program, we will find the index position at which a multiple of a given number exists. We will use both the Numpy and the Pandas library for this task.AlgorithmStep 1: Define a Pandas series. Step 2: Input a number n from the user. Step 3: Find the multiples ...
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How to calculate the frequency of each item in a Pandas series?
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:52:23
In this program, we will calculate the frequency of each element in a Pandas series. The function value_counts() in the pandas library helps us to find the frequency of elements.AlgorithmStep 1: Define a Pandas series. Step 2: Print the frequency of each item using the value_counts() function.Example Codeimport pandas as ...
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How to get the nth percentile of a Pandas series?
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:51:24
A percentile is a term used in statistics to express how a score compares to other scores in the same set. In this program, we have to find nth percentile of a Pandas series.AlgorithmStep 1: Define a Pandas series. Step 2: Input percentile value. Step 3: Calculate the percentile. Step ...
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Comparing two Pandas series and printing the the difference
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:46:22
In this program, we will compare two Pandas series and will print the differences in the series. By difference, we mean that the index positions at which the elements did not match.AlgorithmStep 1: Define two Pandas series, s1 and s2. Step 2: Compare the series using compare() function in the ...
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Print the standard deviation of Pandas series
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:45:27
In this program, we will find the standard deviation of a Pandas series. Standard deviation is a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.AlgorithmStep 1: Define a Pandas series Step 2: Calculate the standard deviation ...
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Print the mean of a Pandas series
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:44:50
mean() function in the Pandas library can be used to find the mean of a series.AlgorithmStep 1: Define a Pandas series. Step 2: Use the mean() function to calculate the mean. Step 3: Print the mean.Example Codeimport pandas as pd series = pd.Series([10, 20, 30, 40, 50]) print("Pandas Series: ...
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How to append elements to a Pandas series?
Python
Pandas
Server Side Programming
Programming
Prasad Naik
Published on 16-Mar-2021 10:39:53
In this program, we will append elements to a Pandas series. We will use the append() function for this task. Please note that we can only append a series or list/tuple of series to the existing series.AlgorithmStep1: Define a Pandas series, s1. Step 2: Define another series, s2. Step 3: ...
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