Deque Python with examples

Deque Python with examples

Python’s “collections” module is used to implement the Deque (Doubly Ended Queue). When we need faster append and pop operations from both ends of the container, the deque is favored over lists because deque offers an O(1) time complexity for append and pop operations. In contrast, lists offer an O(n) time complexity. ...
Array push() method in JavaScript

Array push() method in JavaScript

Arrays are essential for completing programming tasks in any programming language. In fact, arrays refer to list objects with methods for performing mutation operations. The length of a JavaScript array and the types of its items are not fixed. Arrays in JavaScript are used to hold several values in a single variable. ...
Bubble Sort in Java with examples

Bubble Sort in Java with examples

Sorting often refers to arranging an array or collection of components in a specific order, such as ascending or descending order. Bubble Sort is the most straightforward sorting method, which repeatedly switches nearby components if they are in the wrong order. Due to its high average and worst-case time complexity, this approach is inappropriate for huge data sets. ...
How to calculate the square root in Java

How to calculate the square root in Java

If you have a number and wish to find its square root, multiply the number by its component plus itself. In this article, we’ll show you how to use the Java programming language to find the square root of any number. The precise syntax and coding for calculating square roots are covered along with examples since a Math.sqrt() is utilized for this purpose. ...
Stack and Queue in Java with examples

Stack and Queue in Java with examples

Consider a table with a stack of plates. After the first one is placed on the table, the next one is placed on top of it; the third one is placed on top of the second, and so on, until the desired number is reached. To take the dishes off the table one by one, start with the last one placed on top; then move on to the last-but-one; then the one next...
StringBuilder in Java explained with examples

StringBuilder in Java explained with examples

StringBuilder is a Java class that allows you to generate a mutable, or changeable, sequence of characters. The StringBuilder class, like StringBuffer, is an alternative to the Java Strings class, which provides an immutable sequence of characters. However, there is a critical distinction between StringBuffer and StringBuilder: the latter is non-synchronized. ...