iPython Notebook
Download the iPython notebook for 100+ code snippets.

Explanations
Code snippets include helpful explanations to understand the code logic.

Detailed Coverage
Deep coverage of various data science topics needed for real industry projects.

CODE SNIPPET  CATEGORY  DATE MODIFIED  

How to rank a Pandas DataFrame?  DataFrame and Pandas in Python,rank, pandas, dataframe  Aug 17, 2019  
How to randomly sample a Pandas DataFrame?  DataFrame and Pandas in Python,randomly, sample, pandas, dataframe  Aug 17, 2019  
How to format string in a Pandas DataFrame Column?  DataFrame and Pandas in Python,format, string, pandas, dataframe, column  Aug 17, 2019  
How to create Pivot table using a Pandas DataFrame?  DataFrame and Pandas in Python,pivot, table, using, pandas, dataframe  Aug 17, 2019  
How to Normalise a Pandas DataFrame Column?  DataFrame and Pandas in Python,normalise, pandas, dataframe, column  Aug 17, 2019  
How to calculate MOVING AVG in a Pandas DataFrame?  DataFrame and Pandas in Python,calculate, moving, avg, pandas, dataframe  Aug 17, 2019  
How to deal with missing values in a Pandas DataFrame?  DataFrame and Pandas in Python,deal, with, missing, values, pandas, dataframe  Aug 17, 2019  
How to map values in a Pandas DataFrame?  DataFrame and Pandas in Python,map, values, pandas, dataframe  Aug 17, 2019  
How to list unique values in a Pandas DataFrame?  DataFrame and Pandas in Python,list, unique, values, pandas, dataframe  Aug 17, 2019  
How to JOIN and MERGE Pandas DataFrame?  DataFrame and Pandas in Python,join, and, merge, pandas, dataframe  Aug 17, 2019  
How to present Hierarchical Data in Pandas?  DataFrame and Pandas in Python,present, hierarchical, data, pandas  Aug 17, 2019  
How to group rows in a Pandas DataFrame?  DataFrame and Pandas in Python,group, rows, pandas, dataframe  Aug 17, 2019  
How to find the largest value in a Pandas DataFrame?  DataFrame and Pandas in Python,find, largest, value, pandas, dataframe  Aug 17, 2019  
How to filter in a Pandas DataFrame?  DataFrame and Pandas in Python,filter, pandas, dataframe  Aug 17, 2019  
How to drop ROW and COLUMN in a Pandas DataFrame?  DataFrame and Pandas in Python,drop, row, and, column, pandas, dataframe  Aug 17, 2019  
How to get descriptive statistics of a Pandas DataFrame?  DataFrame and Pandas in Python,get, descriptive, statistics, of, pandas, dataframe  Aug 17, 2019  
How to delete duplicates from a Pandas DataFrame?  DataFrame and Pandas in Python,delete, duplicates, pandas, dataframe  Aug 17, 2019  
How to create crosstabs from a Dictionary in Python?  DataFrame and Pandas in Python,crosstabs, dictionary  Aug 17, 2019  
How to create a new column based on a condition in Python?  DataFrame and Pandas in Python,new, column, based, on, condition  Aug 17, 2019  
How to insert a new column based on condition in Python?  DataFrame and Pandas in Python,insert, new, column, based, on, condition  Aug 07, 2019  
How to convert string variables into DateTime variables in Python?  DataFrame and Pandas in Python,convert, string, variables, into, datetime, variables  Aug 07, 2019  
How to convert string categorical variables into numerical variables using Label Encoder?  DataFrame and Pandas in Python,convert, string, categorical, variables, into, numerical, variables, using, label, encoder  Aug 07, 2019  
How to convert string categorical variables into numerical variables in Python?  DataFrame and Pandas in Python,convert, string, categorical, variables, into, numerical, variables  Aug 07, 2019  
How to convert categorical variables into numerical variables in Python?  DataFrame and Pandas in Python,convert, categorical, variables, into, numerical, variables  Aug 07, 2019  
How to preprocess string data within a Pandas DataFrame?  DataFrame and Pandas in Python,preprocess, string, data, within, pandas, dataframe  Aug 07, 2019  
How to apply arithmatic operations on a Pandas DataFrame?  DataFrame and Pandas in Python,apply, arithmatic, operations, on, pandas, dataframe  Aug 07, 2019  
How to assign a new column in a Pandas DataFrame?  DataFrame and Pandas in Python,assign, new, column, pandas, dataframe  Aug 07, 2019  
How to do Data Analysis in a Pandas DataFrame?  DataFrame and Pandas in Python,do, data, analysis, pandas, dataframe  Aug 07, 2019  
How to apply functions in a Group in a Pandas DataFrame?  DataFrame and Pandas in Python,apply, functions, group, pandas, dataframe  Aug 07, 2019  
How to deal with an Item in a List in Python?  Data Preprocessing in Python,deal, with, item, list  Aug 07, 2019  
How to convert Strings to DateTimes in Python?  Data Preprocessing in Python,convert, strings, datetimes  Aug 07, 2019  
How to select DateTime within a range in Python?  Data Preprocessing in Python,datetime, within, range  Aug 07, 2019  
How to deal with Rolling Time Window in Python?  Data Preprocessing in Python,deal, with, rolling, time, window  Aug 07, 2019  
How to introduce LAG time in Python?  Data Preprocessing in Python,introduce, lag, time  Aug 07, 2019  
How to deal with missing values in a Timeseries in Python?  Data Preprocessing in Python,deal, with, missing, values, timeseries  Aug 07, 2019  
How to encode Days of a week in Python?  Data Preprocessing in Python,encode, days, of, week  Aug 07, 2019  
How to calculate difference between Dates in Python?  Data Preprocessing in Python,calculate, difference, between, dates  Aug 07, 2019  
How to split DateTime Data to create multiple feature in Python?  Data Preprocessing in Python,split, datetime, data, multiple, feature  Aug 07, 2019  
How to standardise IRIS Data in Python?  Data Preprocessing in Python,standardise, iris, data  Aug 07, 2019  
How to standardise features in Python?  Data Preprocessing in Python,standardise, features  Aug 03, 2019  
How to rescale features in Python?  Data Preprocessing in Python,rescale, features  Aug 03, 2019  
How to process categorical features in Python?  Data Preprocessing in Python,process, categorical, features  Aug 03, 2019  
One hot Encoding with nominal categorical features in Python?  Data Preprocessing in Python,one, hot, encoding, with, nominal, categorical, features  Aug 03, 2019  
One hot Encoding with multiple labels in Python?  Data Preprocessing in Python,one, hot, encoding, with, multiple, labels  Aug 03, 2019  
How to impute missing values with means in Python?  Data Preprocessing in Python,impute, missing, values, with, means  Aug 03, 2019  
How to deal with outliers in Python?  Data Preprocessing in Python,deal, with, outliers  Aug 03, 2019  
How to deal with imbalance classes with upsampling in Python?  Data Preprocessing in Python,deal, with, imbalance, classes, with, upsampling  Aug 03, 2019  
How to deal with imbalance classes with downsampling in Python?  Data Preprocessing in Python,deal, with, imbalance, classes, with, downsampling  Aug 03, 2019  
How to encode ordinal categorical features in Python?  Data Preprocessing in Python,encode, ordinal, categorical, features  Aug 03, 2019  
How to find outliers in Python?  Data Preprocessing in Python,find, outliers  Aug 03, 2019  
How to delete instances with missing values in Python?  Data Preprocessing in Python,delete, instances, with, missing, values  Aug 03, 2019  
How to impute missing class labels using nearest neighbours in Python?  Data Preprocessing in Python,impute, missing, class, labels, using, nearest, neighbours  Aug 03, 2019  
How to impute missing class labels in Python?  Data Preprocessing in Python,impute, missing, class, labels  Aug 03, 2019  
How to convert Categorical features to Numerical Features in Python?  Data Preprocessing in Python,convert, categorical, features, numerical, features  Aug 03, 2019  
How to prepare a machine learning workflow in Python?  Data Preprocessing in Python,prepare, machine, learning, workflow  Aug 03, 2019  
How to Create simulated data for clustering in Python?  Data Preprocessing in Python,simulated, data, for, clustering  Aug 03, 2019  
How to Create simulated data for classification in Python?  Data Preprocessing in Python,simulated, data, for, classification  Aug 03, 2019  
How to Create simulated data for regression in Python?  Data Preprocessing in Python,simulated, data, for, regression  Aug 03, 2019  
How to load sklearn Boston Housing data?  Data Preprocessing in Python,load, sklearn, boston, housing, data  Aug 03, 2019  
How to load features from a Dictionary in python?  Data Preprocessing in Python,load, features, dictionary  Aug 02, 2019  
How to add and subtract between matrices?  Data Preprocessing in Python,add, and, subtract, between, matrices  Aug 02, 2019  
How to Divide each element of a matrix by a numerical value?  Data Preprocessing in Python,divide, each, element, of, matrix, by, numerical, value  Aug 02, 2019  
How to MULTIPLY numerical value to each element of a matrix?  Data Preprocessing in Python,multiply, numerical, value, each, element, of, matrix  Aug 02, 2019  
How to SUBTRACT numerical value to each element of a matrix?  Data Preprocessing in Python,subtract, numerical, value, each, element, of, matrix  Aug 02, 2019  
How to ADD numerical value to each element of a matrix?  Data Preprocessing in Python,add, numerical, value, each, element, of, matrix  Aug 02, 2019  
How to calculate dot product of two vectors?  Data Preprocessing in Python,calculate, dot, product, of, two, vectors  Aug 02, 2019  
How to find Maximum and Minimum values in a Matrix?  Data Preprocessing in Python,find, maximum, and, minimum, values, matrix  Aug 02, 2019  
How to find the Rank of a Matrix?  Data Preprocessing in Python,find, rank, of, matrix  Aug 02, 2019  
How to Calculate Mean, Variance and Std of a Matrix or ndArray?  Data Preprocessing in Python,calculate, mean,, variance, and, std, of, matrix, ndarray  Aug 02, 2019  
How to create RANDOM Numbers in Python?  Data Preprocessing in Python,random, numbers  Aug 02, 2019  
How to define WHILE Loop in Python?  Data Preprocessing in Python,define, while, loop  Aug 02, 2019  
How to define FOR Loop in Python?  Data Preprocessing in Python,define, for, loop  Aug 02, 2019  
How to find MIN, MAX in a Dictionary?  Data Preprocessing in Python,find, min,, max, dictionary  Aug 02, 2019  
How to deal with Dictionary Basics in Python?  Data Preprocessing in Python,deal, with, dictionary, basics  Aug 02, 2019  
How to deal with Date & Time Basics in Python?  Data Preprocessing in Python,deal, with, date, &, time, basics  Aug 02, 2019  
How to Create and Delete a file in Python?  Data Preprocessing in Python,and, delete, file  Aug 02, 2019  
How to convert STRING to DateTime in Python?  Data Preprocessing in Python,convert, string, datetime  Aug 02, 2019  
How to use CONTINUE and BREAK statement within a loop in Python?  Data Preprocessing in Python,use, continue, and, break, statement, within, loop  Aug 02, 2019  
How to do numerical operations in Python using Numpy?  Data Preprocessing in Python,do, numerical, operations, using, numpy  Aug 02, 2019  
How to Flatten a Matrix?  Data Preprocessing in Python,flatten, matrix  Jul 30, 2019  
How to Calculate Determinant of a Matrix or ndArray?  Data Preprocessing in Python,calculate, determinant, of, matrix, ndarray  Jul 30, 2019  
How to calculate Diagonal of a Matrix?  Data Preprocessing in Python,calculate, diagonal, of, matrix  Jul 30, 2019  
How to Calculate Trace of a Matrix?  Data Preprocessing in Python,calculate, trace, of, matrix  Jul 30, 2019  
How to invert a matrix or nArray in Python?  Data Preprocessing in Python,invert, matrix, narray  Jul 30, 2019  
How to convert a dictionary to a matrix or nArray in Python?  Data Preprocessing in Python,convert, dictionary, matrix, narray  Jul 30, 2019  
How to reshape a Numpy array in Python?  Data Preprocessing in Python,reshape, numpy, array  Jul 30, 2019  
How to select elements from Numpy array in Python?  Data Preprocessing in Python,elements, numpy, array  Jul 30, 2019  
How to create a sparse Matrix in Python?  Data Preprocessing in Python,sparse, matrix  Jul 30, 2019  
How to Create a Vector or Matrix in Python?  Data Preprocessing in Python,vector, matrix  Jul 30, 2019  
How to find correlations among feature variables in R?  Data Science,correlations,feature variables, r  Jul 24, 2019  
How to use auto encoder for unsupervised learning models?  Data Science,auto encoder, unsupervised learning models, pytorch  Jul 24, 2019  
How to visualise regression analysis in R?  Data Science,visualise, regression, regression analysis in r  Jul 24, 2019  
How to run a basic RNN model using Pytorch?  Data Science,run basic RNN, RNN, RNN model, Pytorch  Jul 24, 2019  
How to save and reload a deep learning model in Pytorch?  Data Science,Pytorch, Deep Learning, save models  Jul 24, 2019 
Readytouse code
Release your projects faster by pluggingin one of our reusable code snippets.

Top industry experts
Learn and get handson experience with latest project solutions from industry experts.

Unlimited access
Stay updated with free access to new recipes being launched every week.
