Articles by Deepak Prasad
8 ways to convert long to String in Java
The list below shows eight different ways in which we can convert long to string in Java. Using + operator, String.valueOf(), Long.toString(), DecimalFormat …
6 ways to implement Hashing in Java
In this tutorial we cover following 6 different methods to implement hashing in java. Using Hashtable Class, HashMap Class, LinkedHashMap Class, …
7 Robust Methods to Convert Long to Integer in Java
Explore the insightful guide on how to convert long to integer in Java. Discover various methods, each detailed with thoughtful techniques and considerations, …
Pandas to_datetime() Usage Explained [Practical Examples]
Learn about pandas to_datetime using multiple examples to convert String, Series, DataFrame into DateTime Index. Modify the output format of the to_datetime, …
Let's explore pandas.DataFrame.resample with Examples
In this tutorial we explain usage of pandas resample using multiple methods and examples. Frequency conversion provides basic conversion of data using the new …
5 ways you can create histogram using pandas DataFrame
In this tutorial we learned to create histogram in Pandas with following parameters, with specific size, with number of bins, Histogram with specific color, …
Learn to use pandas.unique() with Series/DataFrame
unique() function is used to get the distinct / unique data from Series/DataFrames. It can be applied on the columns in the dataframe. The unique() method …
Pandas DataFrame.rolling() Explained
Pandas rolling() function is used to provide the window calculations for the given pandas object. By using rolling we can calculate statistical operations like …
Currying Function in Java Explained
In Java, currying function is the mechanism of breaking down a multi-argument function to form the multiple functions with single arguments such that the output …
How to get sublist from a list in Java
In order to get sublist either in an ArrayList or LinkedList, we have to use the sublist() method which is a method of AbstractList class.
How to split String into Array
In this tutorial we will cover multiple examples to understand how to split string into array for different scenarios
4 ways to convert char to int in Java
In this tutorial, we covered four different approaches to convert char to int in Java, Using ASCII Values, Integer.parseInt() method, …
Exploring pandas melt() function [Practical Examples]
Pandas melt() function is used to unpivot a DataFrame from wide to long format, optionally leaving identifiers set. A pivot table aggregates the values in a …
Pandas concat() Function Tutorial
Discover the ultimate guide to mastering pandas concat in Python. Whether you're a beginner or an experienced professional, our comprehensive guide offers …
Mastering pandas.read_csv() [Basics to Advanced]
read_csv() with first row as header, with custom index, with new column names, with skip rows, Read first N rows from csv to pandas DataFrame, Import specific …