Najiat IslamCSE student · AIUB

AIUB Smart Slide Downloader

An automated Chrome extension that detects active AIUB courses, downloads new course materials, skips existing files, and organizes everything into course-specific folders.

• Greets you by name
• Progress bar and new-file count for each course
• Never downloads the same file twice, and restores files you deleted
• Current semester is always downloaded automatically when you open…
• Old semesters button: pick an old semester from the Registration…

Desktop-Based Calculator

Desktop calculator in C# Windows Forms with a dark modern design, calculation history line, chain operations, percent, ± and full keyboard support.

• Addition, subtraction, multiplication and division
• Shows the calculation above the answer
• Decimal numbers, percent, plus/minus and backspace
• Clear error message when dividing by zero
• Keyboard support: numbers, + - /, ., %, Enter, Backspace and Esc

Stroke Data Cleaning, Preprocessing and EDA

R project that cleans and explores a 5,110-record stroke dataset: missing values, outliers, invalid categories, median/mode imputation, normalization, group analysis, correlation and charts.

• Inspect the dataset: structure, summary and data types
• Detect and fix age outliers
• Convert columns to the right types
• Filter a high-risk group
• Charts and the cleaned dataset saved as CSV

Twitter Sentiment Noise Robustness

R project testing Twitter sentiment classifiers on noisy text: Bag-of-Words vs TF-IDF with Naive Bayes, Linear SVM and Multinomial Logistic Regression, word-deletion and character-swap noise, 5-fold cross-validation and a research paper.

• Tweet cleaning and text preprocessing
• Bag of Words and TF-IDF text representations
• Synthetic noise: word deletion and character swap, tested at…
• Clean vs noisy comparison with accuracy, precision, recall, F1 and…
• Charts, word cloud and result tables saved to Outputs/

EduQuiz – Online Quiz Management System

Online quiz management system built with PHP and MySQL (MVC): teachers create quizzes and questions, students take timed quizzes and see results, with admin management.

• One login and registration system for every user
• Remember Me, reset password, change password, edit profile and…
• Student: browse and enroll in courses, take quizzes, see results…
• Instructor: create courses and quizzes, add questions, publish…
• Admin: activate / deactivate / delete users, remove courses, see a…

Computer Graphics OpenGL Setup

Ready-to-use OpenGL + FreeGLUT template for Code::Blocks (64-bit). Clone, open the project and run with no extra setup.

Dreamland Village Ultimate

C++ OpenGL (FreeGLUT) animated Bangladeshi village scene with Day, Sunset, Night and Rain modes, a controllable boat, moving animals, lightning and background sounds.

• Day, Sunset, Night and Rain scenes with their own sounds
• Boat that you can start, stop and steer
• Night scene with moon, twinkling stars, fireflies and house lights
• Rain scene with falling rain, splashes, lightning and jumping fish
• Help panel and fullscreen mode

Traditional Model-Driven Banking Software System

Software engineering project report (LaTeX) for a role-based banking system using the V-Model: SRS, user stories, traceability matrix, use case diagram, Figma wireframes and Git/Trello workflow.

• Role-based login, dashboards, password change and OTP-based recovery
• Customer online registration with account number and OTP
• Loan applications with approve / reject and status tracking
• Debit / credit card requests, issue, activate and block
• Monthly statements, teller shift summary, branch reports and audit…

3-Digit Digital Password Lock

3-digit digital password lock built with logic ICs: D flip-flops store the password, a 7485 comparator checks the input and BCD validation blocks digits 10–15. Simulated in NI Multisim and built on a breadboard.

• Each digit is entered as 4-bit BCD with switches
• Unlock mode: the entered digits are compared with the stored…
• BCD validation: 10–15 are not valid digits, so they are rejected…
• Door status: Green LED = open, Red LED = closed
• 7-segment display shows the digit being entered

Farm Invoice Manager

C# Windows Forms farm shop billing system with SQL Server: admin/employee login, user, product and customer management, sales with stock check and discount, printable invoices and a sales report with chart. Parameterized queries, one connection string.

• Login for admin and employee with different dashboards
• Admin can add, edit, delete and search users
• Add sales: cart with several products, stock check, discount in…
• Printable invoice
• Live validation of every input field

Bus Ticket Counter Management System

Bus Ticket Counter Management database in Oracle with 9 related tables, constraints, sample data, queries, joins, subqueries and views, plus a MySQL version connected to Java with JDBC.

• 9 related tables with primary keys, foreign keys, CHECK, UNIQUE…
• Sample data
• Test queries: simple query, single row function, aggregate…
• One simple view and one complex view
• Java programs that connect to the database and print the tables

Coffee Shop Billing Management System

Java Swing coffee shop billing system: user login/registration, custom coffee orders, automatic price calculation and bKash/card/cash payment, with data saved in text files.

• User login and registration
• Coffee ordering system
• Automatic price calculation
• Multiple payment options
• Accounts and orders are saved in text files inside the data folder