University of Surrey (UNIS)

In-depth notes and flashcards going over databases. Models, difference between information and data, scheme architecture and modelling, relationship models. Document and key value databases (Redis, Amazon DynamoDB), graph databases, DMS and DSMS, multi-user access control, backup and integrity management. CRUD, business rules, SQL in detail, mappings and entities. Domains and attributes, operators in SQL and querying. Constraints in databases, EERMs, types of hierarchies, database normalisation,...

In-depth notes covering Object Oriented Programming in Java especially. The three pillars of OOP (Encapsulation, Abstraction, Polymorphism), how the JVM works, bytecode, public and private methods, classes, objects, constructors and their relationships. Basics of fields vs methods, case and UML diagrams and relationship types, access and mutator methods, types of functions, types of variables (local and global scope), strong vs weak typing, database operators, arrays and bounds in Java, data str...

In-depth notes and coverage of the Operating System. Notes on virtualisation, concurrency, difference between user and kernel modes. Types of processing and their creation/termination (serial and batch), multiprogramming, kernel architecture, program execution, FDE cycle, how I/O works, interrupt handles and machines, memory hierarchy. Data migration, timers and difference between physical memory and address space. File and directory operations and management, system protection, paging and segme...

Notes regarding web systems, servers and their applications. Client-server model, how pages work. URLs and their syntax, schemes, notes on HTML and CSS in detail. Internet layer abstraction, UDP and TCP, IP addressing for web pages, DNS, JavaScript in detail w/ jQuery. HTTP methods (GET, POST etc), HTTP sessions, status codes, cookies. Server side scripting using PHP.

In depth coverage of algorithms and data structures. Covers algorithmic efficency, time and space complexity for all O notation (big 0, little 0, omega). Linear, quadratic to exponential algorithms. Kadane's algorithm, brute force algorithm. Summary of all sorting algorithms, trees (AVL, B-trees), arrays, loops, heaps (fibonnaci, binomial etc), stacks, queues, all types of lists. Details recursion and iteration, tower of hanoi, types of searches, divide and conquer and greedy algorithms, traver...

A summary of the fundamentals of computer logic, architecture and systems. An indepth coverage of logic circuits, assembley language, and component implementations. Details how memory operates, program execution, cache and locality, pipelines and much more.

Summarised lecture notes for Vesicle Transport which also cover the topic on Endocytosis and Exocytosis. Described the type of coating for Vesicles Transport. This note is suitable for MCQs exams.

This annotated bibliography explores racial inequalities in the criminal justice system, specifically focusing on the topic of ethnicity and crime. The first article by Meng et al. investigates racial profiling of black youth in Toronto, revealing a significant disparity in stop-and-search incidents based on race. However, the study's limitation is noted, as it is specific to Toronto and may not be universally applicable. The second article by Coid et al. examines ethnic differences in priso...

The essay delves into George Herbert Blumer's symbolic interactionism, emphasizing three key premises. Firstly, human interactions are guided by assigned meanings to objects and individuals. Secondly, Blumer challenges innate or psychological origins of meaning, proposing that meanings arise from social interactions. Thirdly, he introduces an interpretive process, suggesting individuals engage in selecting, checking, and transforming meanings during interactions. Blumer contends that symboli...

The essay analyzes the criminal behavior of "boy racers" through subcultural theories, focusing on labelling and moral panic. It challenges negative stereotypes, emphasizing media exaggeration in their criminalization. The case study, based on Lumsden's work, explores boy racers in Aberdeen, disputing their dangerous image portrayed by the media. The essay discusses the broken windows theory, linking environmental impact to potential criminality, and applies the labelling theory, arguing that...