📞 +91 98820 27366
✉ admin@digitalsanjiv.com
🎓 Govt. Certified Courses
🧰 100% Practical Training
How to Learn C Language Programming
Union in C language is a special user-defined data type. It allows multiple variables to share the same memory location.
This makes unions different from structures in an important way. In structures, each member gets separate memory space.
In unions, all members overlap and share one memory block.
A linked list in C is a dynamic data structure that stores elements in nodes connected using pointers. Unlike arrays, linked lists do not require contiguous memory allocation, which makes them flexible and efficient for insertions and deletions. If you are learning data structures in C, mastering linked lists is essential for exams, interviews, and real-world programming.
Linked List in C Language with Programs and Examples Read More »
What is Dynamic Memory Allocation in C? Updated March 2026 Dynamic memory allocation in C is a technique that allows your program to request memory at runtime — while the program is actually running — instead of fixing the memory size at compile time. If you have ever written a C program and declared an
File handling in C Language Files management is very important aspect in any of the programming language. C Language has a very specific file handling mechanism to open, close, update and edit the files. Using file handling in C Language we can store the data in text or binary files for later use. File handling
File, Stream standard I/O File A file is actually a region of memory space in physical storage devices like disk drives, tape drives, printers, monitors, etc. The huge amount of data can be stored in the form of files in hard disks and auxiliary devices. These files in two categories based on the way
Preprocessor Directives in C Preprocessor Directives The preprocessor is a translation phase that is applied to the source code before it is handed over to the compiler. The preprocessor commands can form a whole new language itself. The preprocessor performs textual substitutions on the source code in three different ways – File Inclusion
Dynamic Memory Allocation in C Dynamic memory allocation is allocation of memory only when it is needed, that is, at run time (when the program is running). It enables us to create data types and structures of any size and length to suit our program’s need within the program. Using static memory allocation in C,
Recursion in C Recursion A function can call itself directly or indirectly is called recursion, and the function that calls itself (directly or indirectly) is known as recursive function. In C Language, any function can call itself, including main( ) function. Example main( ) { printf(“Ha Ha Ha…! I cannot
Bit fields in C are used when a program needs to store data using very small memory units. Instead of wasting full bytes for simple values like flags or small ranges, bit fields allow developers to use individual bits inside structures. This makes programs more memory efficient and is especially useful in embedded systems, compilers, and low-level programming.
Self Referential Structures in C (Explained with Examples) A self referential structure in C is a structure that contains a member which is a pointer to the same structure type. This concept is fundamental for building dynamic data structures like linked lists, trees, and graphs. If you already understand basic structures in C, this topic
