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Finding the roots of polynomials is an essential operation in mathematics, and NumPy provides an easy and efficient way to accomplish this task. NumPy is a powerful library for scientific computing in Python, and its functions for polynomial manipulation are especially useful. Syntax The NumPy library has a function named roots() that can be used to find the roots of a polynomial. numpy.roots(p) where p is the polynomial coefficients represented as a 1D array or sequence. The function returns an array of the roots of the polynomial. Algorithm With NumPy, finding a polynomial's roots is a rather straightforward process ... Read More
Profit and loss percent is an important financial metric that helps in analyzing the profitability of a business. It is calculated by finding the difference between the total revenue and total cost, and then dividing that value by the total cost. In this technical blog, we will learn how to find the profit and loss percent in a given Excel sheet using Pandas. We will be using the same Excel sheet that we used in our previous blog post on finding profit and loss. Algorithm Import the Pandas library and read the Excel sheet using the read_excel() function. Apply ... Read More
Pandas is a popular data manipulation and analysis library in Python that is widely used by data scientists and analysts. It provides several functions for working with data in Excel sheets. One of the most common tasks in analyzing financial data is finding the profit and loss in a given Excel sheet. Setup To handle excel files in Python using Python, you need to install the openpyxl dependency. To do this, open your terminal and type the command − pip install openpyxl After successful installation you can proceed with experimenting with Excel files and spreadsheets. To download the Excel ... Read More
Introduction There are several databases used in android for storing as well as retrieval of data such as SQLite, Room DB, Realm Database and many more. Realm Database is also one of the famous data storage services which uses SQLite to store the data within our android application. In this article we will take a look at using Realm Database in Android. Implementation We will be creating a simple application in which we will be displaying two text input fields. Users can enter his name and age from that field. Then we will also add a button which we will ... Read More
Introduction In many android applications we can see them perform some background tasks in it such as playing music in the background. Many music applications can play the song when the app is not open and play the music in the background. This task can be done with the help of services in android. In this article we will take a look on How to implement services in Android. Implementation We will be creating a simple application in which we will be displaying a text view for displaying the heading of the application. Then we will be creating two buttons, ... Read More
Programmers frequently need to locate a number that is a multiple of another number. We have a number of methods available to us in Python to complete this task. This article will examine various approaches to locating a number that is a multiple of a given integer. The use of a for loop, list comprehension, and the filter function are a few of the methods we'll go through and these techniques can be used in a variety of situations when locating the position of a multiple is required. Algorithm Define a list of numbers Iterate through the list and ... Read More
HandCalcs is a Python module for automatic Latex report generation from Python code with minimal coding effort. HandCalcs uses Python's symbolic math library to track calculation history and translate it into LaTeX code. It can be used to automatically generate mathematical equations in LaTeX format. This module is a must-have tool for any Python developer who frequently uses LaTeX for technical documentation. Syntax To install HandCalcs, use the following command in the terminal or command prompt − !pip install handcalcs To use HandCalcs in your Python code, first import the handcalcs.render function. This function is used to create a ... Read More
Introduction Retrofit is one of the famous HTTP libraries which is used to parse the data from the internet using APIS. We can use this library to fetch the data from API in the form of JSON and display that JSON within our application. In this article we will take a look at How to use Retrofit Library in Android. Implementation We will be creating a simple application in which we will be creating a text view for displaying the heading of our application. After that we are creating one more text view in which we will be displaying the ... Read More
The file type HDF5 (Hierarchical Data Format 5) is frequently used for storing and handling huge and intricate data sets. It is the perfect option for scientific and industrial uses because it is made to be versatile, scalable, and effective. Python is one of the many programming languages that can be used to generate, read, and modify HDF5 files. We will look at working with HDF5 files in Python in this tutorial. Installation and Setup We need to install the "h5py" package. We can install it using pip, the package installer for Python. pip install h5py Syntax To create ... Read More
Introduction Android supports a wide range of languages which we can use for the users residing in different part of countries speaking different languages. We can provide multiple language support within our application such as Hindi, English, Urdu, Marath, Arabic and many more.In this article we will take a look on How to support Arabic text in Android. Implementation We will be creating a simple application in which we will be creating a text view for displaying the heading of our application. After that we are creating one more text view in which we will be displaying a message as ... Read More