Group Objects Based on Array List in JavaScript

Nikitasha Shrivastava
Updated on 23-Aug-2023 14:42:44

291 Views

The Given problem is stating to manipulate objects to group based on the output array object list with the help of javascript. Understanding the problem Before starting to write algorithms and programmes for the given problem first we will understand the logic behind the problem. Consider a set of objects that each represents a person and has details about that individual, such as person, age, and profession. We need to make a group of persons with the same profession. For instance, we wish to build an object whose properties each indicate a job and whose values are an array of ... Read More

Make an Array of Another Array's Duplicate Values in JavaScript

Nikitasha Shrivastava
Updated on 23-Aug-2023 14:39:10

1K+ Views

In the given problem statement we are asked to make an array of another array’s duplicate values with the help of javascript functionalities. As we talk about duplicate values in an array means we have to find the exact elements present in the first array. What is an array in JavaScript ? Let's understand the working of an array in JavaScript. An array is an object that stores multiple elements. In programming, an array is a collection of similar data elements under one roof. Since an array is also an object, it has some properties and methods that work with ... Read More

Group JSON Object in JavaScript

Nikitasha Shrivastava
Updated on 23-Aug-2023 14:34:43

797 Views

In the given problem statement we are asked to group the JSON object with the help of javascript functionalities. This problem can be solved with the help of a simple algorithm in javascript. What is JSON ? JSON (Javascript Object Notation) is lightweight data which can be transferred between two devices. This data can be read and written by humans. JSON objects are represented in the form of key−value pairs. Keys are strings to define values. In JSON each entry is separated by a semicolon. For example − {“Car” : “Audi”}, in this example Car is a key and Audi ... Read More

Best Way to Search for an Item in a Sorted List in JavaScript

Nikitasha Shrivastava
Updated on 23-Aug-2023 14:27:45

503 Views

In the given problem statement we are asked to find the best way to search for an element in a sorted list with the help of javascript functionalities. As we talk about sorting any list or array the binary search algorithm is the best way in data structures. What is binary search in a sorted list in JavaScript ? Let's understand the working of a list in JavaScript. A list is an object that stores multiple elements. In programming, a list is a collection of similar data elements under one roof. Since a list is also an object, it has ... Read More

Merging Subarrays in JavaScript

Nikitasha Shrivastava
Updated on 23-Aug-2023 14:16:39

607 Views

This problem says to merge the subarrays with the help of javascript concepts. We will use email data in this issue. Additionally, we will combine emails from people with the same name. Understanding the problem For solving any given statement we need to first understand the problem in depth. This problem will be broken down into subproblems. So it will be easy to solve this problem. Consider any important procedures or stages that must be followed in order to solve the issue. To solve this problem, we must organize the email addresses according to their matching names. This can ... Read More

Declare a Variable in Python

pawandeep
Updated on 23-Aug-2023 14:16:00

68K+ Views

In Python, we need not declare a variable with some specific data type.Python has no command for declaring a variable. A variable is created when some value is assigned to it. The value assigned to a variable determines the data type of that variable.Thus, declaring a variable in Python is very simple.Just name the variableAssign the required value to itThe data type of the variable will be automatically determined from the value assigned, we need not define it explicitly.Declare an integer variableTo declare an integer variable −Name the variableAssign an integer value to itExample Live Demox=2 print(x) print(type(x))This is how you ... Read More

Android ListView in Kotlin with Example

Priya Mishra
Updated on 23-Aug-2023 14:15:07

3K+ Views

Introduction The ListView in Android has the adapterView attributes. This view will display a vertical list of scrollable views that are layered one on top of the other. With the help of an adapter, items from an array or database are imported into the list. The setAdaptor() function is used to display the list's contents and to combine a list and an adapter together to make a list. The ViewGroup is the component of ListView that is used to display the list of objects in an android application. It provides an adapter that allows for the dynamic addition of items ... Read More

Import Matplotlib in Python

Rishikesh Kumar Rishi
Updated on 23-Aug-2023 14:11:54

83K+ Views

First of all, make sure you have python and pip preinstalled on your system. To check Python version, typepython --versionTo check pip version, typepip −VThen, run the following pip command in the command prompt to install Matplotlib.pip install matplotlibTo verify that matplotlib is successfully installed on your system, execute the following command in the command prompt.import matplotlib matplotlib.__version__If matplotlib is successfully installed, the version of matplotlib will be displayed.Now, let us import Matplotlib and plot some random data points.StepsImport matplotlib.Set the figure size and adjust the padding between and around the subplots.Create random data points, x.Plot x using plot() method.To ... Read More

Compare Two Images in OpenCV Python

Shahid Akhtar Khan
Updated on 23-Aug-2023 14:06:47

76K+ Views

To compare two images, we use the Mean Square Error (MSE) of the pixel values of the two images. Similar images will have less mean square error value. Using this method, we can compare two images having the same height, width and number of channels. Steps You can use the following steps to compare two images using OpenCV − Import the required library. In all the following Python examples, the required Python library is OpenCV. Make sure you have already installed it. import cv2 Read the input images using cv2.imread() and convert it to grayscale. The height, width and ... Read More

Tribal Marketing

Garima Purohit
Updated on 23-Aug-2023 14:04:48

414 Views

Introduction In the realm of marketing, there is a growing recognition of the significance of community and belonging. Tribal marketing, a concept rooted in the idea of fostering a sense of identity and shared values, has emerged as a powerful strategy to engage consumers on a deeper level. This article delves into the captivating world of tribal marketing, exploring its essence, principles, and strategies that enable brands to build loyal communities. From understanding the psychology of tribes to leveraging social media and creating immersive experiences, tribal marketing offers a unique approach to drive brand loyalty, advocacy, and long-term success. ... Read More

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