let vs. var vs. const in JavaScript
In JavaScript, we can create a variable using three keywords: let var const What is Scope? Scope is the accessibility during runtime of variables, fun...
What is a pass statement in Python?
A pass statement is an empty/null statement that is considered as a placeholder for future code. When a user doesn’t want to write a code, or is not a...
What are shallow and deep copies?
Shallow copy In a shallow copy , the references of an object are copied in another object when we copy the object. The referenced object itself is not...
What is a uniform cost search algorithm?
Search algorithms are used to resolve search problems. For example, search for the shortest path between two given points, searching for a goal, and s...
uniform cost search
ucs
algorithm
How to check for Palindrome numbers in Java
A palindrome number is a number that has the same value as that of the original number when reversed, e.g., 121, 111, 1223221. If you were to reverse ...
How to setup AWS VPC
AWS virtual private cloud (VPC) is a service provided by AWS that allows you to create and manage your virtual network infrastructure within the AWS c...
aws
vpc
virtual private cloud
amazon
cloud
Deep copying vs. shallow copying
Let’s take two objects of the same type (A and B) where the contents of A are to be copied into B. Let’s see how this copying will take place in the c...
What is an arrow function in JavaScript?
Arrow function or an arrow function expression is a more concise syntax for writing regular function expressions that allow us to write shorter and n...
Deep learning
Deep learning is a subset of machine learning that involves using artificial neural networks to imitate the structure and the function of a human brai...
machine learning
ai
artific
data science
Vue vs. React
React is a JavaScript UI framework created by Facebook and made open source in May 2013. React is significantly more popular than Vue; at the time of ...
How to implement routing in Next JS
Key takeaways: Routing in Next.js is implemented using the Pages Router, which is based on the pages directory. Each file within this directory corres...
What is MPI_File_call_errhandler?
MPI library MPI , short for Message Passing Interface, is a library that allows you to write parallel programs in Fortran77 or C. The library uses com...
What is stack.pop() in Scala?
The stack.pop() function in Scala returns the element that is available at the top of the stack and removes that element from the stack. Figure 1 show...
How to use the ratio_not_equal() function in C++
In this shot, we learn how to use the ratio_not_equal() function . This template alias is used to check the equality between two ratios and give the b...
How to create and color a button in .kv file with Kivy in Python
I hope everyone is having a good day. We will flavor this shot using the Kivy design language by creating a .kv file . To do this, open or create a di...
What is the ConcurrentLinkedDeque.getLast() method in Java?
ConcurrentLinkedDeque is a thread-safe, unbounded deque. The null value is not permitted as an element. We can use the ConcurrentLinkedDeque when mult...
What is Runtime.maxMemory() in Java?
What is the Runtime class in Java? The Runtime class has methods that interface and interact with the environment in which the application is run. The...
How to use the strconv.AppendQuoteRuneToASCII() function in Go
Overview The strconv package’s AppendQuoteRuneToASCII() function is used to append the single-quoted Go character literal, representing r (as generate...
What is Duration.subtractFrom() in Java?
subtractFrom() is an instance method of the Duration class which is used to subtract the Duration object from the specified Temporal object. The subtr...
How to find the numerator of a float value in Ruby
Overview We can get the numerator of a float value by using the numerator method. Syntax float_value.numerator Parameters float_value : This is the fl...