How to set up and test a Django development environment on Windows, Linux (Ubuntu)
The initial steps to start a new web Django application.
Dependency Inversion and Inversion of Control
Dependency Inversion
The Dependency Inversion Principle states that:
- High level modules should not depend upon low level modules. Both should depend upon abstractions.
- Abstractions should not depend upon details. Details should depend upon abstractions.
Standard Diagrams (UML)
UML – The Unified Modeling Language (UML) is a general-purpose, developmental, modeling language in the field of software engineering, that is intended to provide a standard way to visualize the design of a system.
Design Patterns (Java)
The design patterns are strategies for solving common object-oriented design problems. Using the design patterns you can make your code more flexible, reusable and maintainable. We must use the design patterns during the analysis and requirement phase of SDLC (Software Development Life Cycle).
Simple GET requests to get JSON data using Fetch API, jQuery, and Axios.
Server requests in JavaScript-based application is a common task. Different libraries try to provide an easy way to solve this problem.
Regular Expression basics. Metacharacters.
Regular expressions are used for defining String patterns that can be used for searching, manipulating and editing a text.
SQL Injection
SQL injection is a technique where malicious users can inject SQL commands into an SQL statement, via web page input. Injected SQL commands can alter SQL statement and compromise the security of a web application.
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