Basics of File Handling in C

So far the operations using C program are done on a prompt / terminal which is not stored anywhere. But in the software industry, most of the programs are written to ...

Find k-th smallest element in BST (Order Statistics in BST)

Given root of binary search tree and K as input, find K-th smallest element in BST. For example, in the following BST, if k = 3, then output should be 10, and if k =...

Templates in C++ vs Generics in Java

While building large-scale projects, we need the code to be compatible with any kind of data which is provided to it. That is the place where your written code stands...

wcscat() function in C++

The wcscat() function is specified in header file cwchar.h and this function is use to append a copy of wide string to the end of another string. Syntax: wchar_t* wcs...

wcscmp() function in C++ with Examples

The wcscmp() function is defined in cwchar.h header file. The wcscmp() function is used to compares two null terminating wide string and this comparison is done lexic...

wcscpy() function in C++ with Examples

The wcscpy() function is defined in cwchar.h header file. The wcscpy() function is used to copy a wide character string from source to destination. Syntax: wchar_t *w...

wcslen() function in C++ with Examples

The wcslen() function is defined in cwchar.h header file. The function wcslen() function returns the length of the given wide string. Syntax: size_t wcslen(const wcha...

CSS Introduction

Course Navigation Cascading Style Sheets, fondly referred to as CSS, is a simply designed language intended to simplify the process of making web pages presentable. ...

CSS Centering Elements

Sometimes we face problems with centering an element in a web page. Is it really so hard? It is not too difficult to center an element. There so many different ways o...

CSS Background

The CSS background properties are used to define the background effects for elements. Css background properties are as follows : Background-color Background-image Ba...