Read and Write Excel files using C#

How to Read and Write Excel Files using C# and Excel Interop Library

This tutorial shows you how to Read and Write Excel files in C#. We are going to use Microsoft COM Objects i.e. Excel 16 object in our application. Use the following sample C# source codes for Excel reading and writing. There are multiple examples discussed in this tutorial to read Excel files using C# and write data back to Excel file.

L1 Cache Implementation in C

LRU and FIFO L1 Cache Implementation using C

This is a C program to demonstrate cache mechanism by simulating a cache in C. The source code can run in any C Compiler with minor modifications if required. It can run on real memory traces as input to your cache simulator. We have implemented two cache replacement policies i.e. least recently used (LRU) and First-in first-out (FIFO) replacement policies.

Vigenere cipher

Vigenere Encryption and Decryption in C++

The Vigenere cipher is a method of encrypting or decrypting alphabetic text by using a series of interwoven Caesar ciphers (Caesar Shift), based on the letters of a keyword. In cryptography, Caesar shift is one of the simplest known encryption techniques. It employs a form of polyalphabetic substitution, which is using multiple substitution alphabets.

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