What is new? New is a keyword in c++ and it is a type of memory allocator which is responsible for allocating memory in a dynamic way. The heap memory is allocated by this operator and it shares the beginning address of the memory assigned to a certain variable. The working of the new keyword …
The base class pointer can point to both base class & derived class objects. Although, it cannot change the values present in the derived class. Let us see some code examples for the explanation. Code: Output: Code Explanation: In the above code, we have created a class named as Base_Class_Details. Now we created 2 variables …
Vector comes under STL. It can be termed as a dynamic array i.e, we can add or remove elements in vectors even in runtime. This flexibility with values is not possible in the arrays. Vectors aren’t ordered in increasing or decreasing order, although they can be easily accessed by iterators. There are different ways through …
Decomposition means dividing a large and complex table into multiple small and easy tables. This removes redundancy, anomalies, and inconsistency in a database. This is the first stage of normalization. Suppose we have a relational schema R, in which we have attributes as given below: A1, A2, A3…………An So R = {A1, A2, A3…………An} If …
Tim Berners-Lee, the man who created the World Wide Web, never set out to change the world when he developed what would become one of the most important inventions of our time. Tim Berners-Lee, the inventor of the World Wide Web, has won many awards in recognition of his contribution to society as a whole …
Linus Torvalds is a Finnish-American software engineer who is best known as the creator of the Linux kernel and the co-founder of the Linux Foundation. According to Wikipedia, he’s also known as a “cultural figure” and “the face of Linux”, and has been called an “icon” by some in the media industry. Early Life and …
C++ is one of the most popular programming languages used by developers across the world. This language can be a great tool for those interested in getting into software engineering, cryptocurrency mining, or other tech-related professions. Despite its wide range of applications, this programming language is also relatively simple to learn. Nevertheless, there are a …
If you’re an experienced programmer, you may have heard of Guido Van Rossum before. He’s the creator of the Python programming language, and he’s also worked as an engineer at Google, Apple, and MercadoLibre. It’s hard to find more experience in software design and implementation than that! What inspired Van Rossum to create Python? What …
