Learn Various Aspects of Pointers in C Programming

In this C language series, you have learned about various components that make up the C programming language. Another important component of the C language is its function to use pointers. What are the pointers? Whenever we declare a variable in the C language, we are allocating memory space to …

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Learn Various Aspects of String in C Programming

A string in C programming is nothing but an array or sequence of characters. These characters can be anything like numbers, alphabets, or special characters. Strings are terminated by the use of a null character represented by ‘\0’. For instance, Trickyedu.com The above string can be represented as: T r …

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Own Implementation of Sizeof and Strlen in C

C has a library rich in functions, one of which is the strlen function. In simple words, strlen in C is used to return the length of a string. While calculating the length, the null character is not considered. Syntax of Strlen in C size_t strlen(const char *s); Compare two …

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How to Compare Two Strings Without Using Strcmp in C

The library of C programming language is extremely rich in functions. We have already looked at Strcpy and Strncpy in C. This time we are going to look at Strcmp in C which stands for string compare. The String Compare function, as the name suggests, is used to compare the …

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What is Virtual Private Network (VPN)? How Does It Works?

what is vpn

Do you know, What is a VPN? The development of Virtual Private Networks dates back to 1996. Microsoft came up with a Peer-To-Peer-Tunneling Protocol, often known as PPTP, which was a precursor to modern Virtual Private Networks. The intention of making the PPTP was to makes a connection between a …

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