I.T.

What is a Framework in Software Engineering, defidefinition and types of frameworks

By developing software, program code for generating software engineering applications, there is no need to start from scratch every time you start a new project.

There are systems and tools designed to help the programmer to start new applications and maintain them at their best. Frameworks are software developed and used by developers to create applications.

What is a framework?

Because frameworks are often built, tested, and optimized by several experienced software engineers and programmers, software frameworks are versatile, robust, and efficient.

Using a software framework to develop applications allows you to focus on the high-level functionality of the application. This is because any low-level functionality is handled by the framework itself.

Why do we use frameworks?

Software development is a complex process. It requires a series of sometimes very complex and articulated activities: conception, requirements gathering, analysis, planning, coding, design and testing. For the coding part only, programmers had to deal with syntax, declarations, instructions, exceptions, and more.

Software frameworks make life easier for developers by allowing them to take control of the entire software development process, or most of it, from a single platform.

Advantages of using a software framework:
  • Helps establish best programming practices and appropriate use of design templates
  • Code developed with the use of the framework is more secure
  • Duplicate and redundant codes can be avoided
  • Helps develop consistent code with fewer bugs
  • Simplify work on sophisticated technologies
  • You could create your own software framework or contribute to open source frameworks. Hence, there is a continuous improvement in functionality
  • Several segments of code and functionality are pre-built and pre-tested. This makes applications more reliable
  • Testing and debugging your code is much easier and can be done even by developers who don't own the code
  • The time it takes to develop an application is significantly reduced

What is a Framework made of?

When installing a software framework, the first thing you need to take care of are the system requirements. Once installed and configured, a framework creates a directory structure.

For example, the following image illustrates the Laravel Framework directory structure. Each of these folders may have additional directories. Directories can also contain files, classes, test routines, templates, and more.

Difference between a library and a framework

Some may think that a software framework is a collection of libraries just as libraries are a collection of precompiled routines. However, this is not true as not all software frameworks use or depend on libraries.

The difference between a library and a framework is that the latter calls the code. Conversely, the code calls the software library. Let's see an example:

curl is a PHP library. When you use one of the curl functions, the PHP code calls that particular function in the curl library. Your code is the caller and the library code is the callee.

When using a framework PHP, as Laravel, the relationship is reversed and then the software framework calls the application code written in the framework. This is technically known as Inversion of Control (IoC).

Programming language vs framework

A programming language tells the computer what to do. Each programming language has a particular syntax and set of rules, which must be followed every time you write your code.

A software framework is built on a programming language. For instance,

Rails, Also known as Ruby on Rails, is a web framework based on the programming language Ruby.

Django e Flask are two different web frameworks based on the programming language Python. Hence, they are also known as frameworks Python. React e Angular they are front-end web frameworks based on the programming language JavaScript.

Framework Types

A programmer should look for the frameworks that best suit his needs. Whether it's working on a website, do it data science, management of or applications for mobile devices, there are software frameworks for all kinds of software programming.

There are many types of software frameworks to simplify application development for a wide range of application development domains. Let's see below some of the most used software frameworks:

Web application framework
1. Angsnake

Angular is based on typescript, a framework java script open source which makes it easy to build applications on the web. The Angular supports application development by combining declarative models, dependency injection, end-to-end tools, and more.

Angular allows developers to build applications that reside on Website, mobile devices e desktop with.

The popular JavaScript framework is used in public-facing applications and sites such as Google Cloud Platform e AdWordsas well as in many internal Google tools.

Some popular websites developed using AngularJS I'm:

  • Netflix
  • Paypal
  • Upwork
  • Youtube
  • Django
2. Django

Django is a free and open source web application framework written in Python. Created by a team of experienced developers, Django deals with web development so that developers can focus on writing applications without reinventing things they already know.

Large organizations actively use Django in its development. Some popular websites developed using Django I'm:

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  • Disqu
  • Instagram
  • Mozilla
  • Pinterest
3. Washable

Laravel is a web application framework based on PHP with an expressive and elegant syntax. The framework is open-source, and follows a view-controller design pattern that is robust and easy to understand.

For Google Trends, Laravel is considered the framework PHP more powerful, offering a standardized, feature-rich platform for developing high-performance PHP web applications.

Some popular websites developed using Laravel are:

  • Alison. com
  • Barchart.com
  • Neighborhood Lender
  • world walking

Framework for the Data Science
1.Apache Spark

Apache Spark is a unified analytics engine for large-scale data processing. You can quickly write applications in Java, Ladder, Python, R e SQL using Apache Spark.

Over 3.000 companies use Apache Spark, including large companies such as:

  • Amazon
  • Cisco
  • Databricks
  • hortonworks
  • Microsoft
  • Oracle
  • Verizon
  • Visa

2. PyTorch

PyTorch is a framework open source di automatic learning which accelerates the process from research and prototyping to production implementation.

Mainly developed by the artificial intelligence research group of Facebook, PyTorch can be used with Python e C++. PyTorch is used for Computer Vision e Natural Language Processing (NLP). Some popular websites developed using PyTorch are:

  • Comcast
  • Exelon
  • trifo
  • quadient

3. TensorFlow

TensorFlow is a framework open source end-to-end for the 'automatic learning (Machine Learning). It has a comprehensive and flexible ecosystem of tools, libraries and community resources that allows researchers to immerse themselves in the Machine Learning and developers to quickly build and deploy ML.


Three typical applications for TensorFlow are

  • Convolutional Neural Networks (CNN) for image recognition and processing.
  • Large-scale linear models for data analysis and simple behavioral predictions.
  • Sequence-to-Sequence Models (Seq2Seq) for the characteristics related to human language.
Mobile app development framework

1.Ionic

Ionic it's a toolkit of free and open source mobile user interface for developing high quality cross-platform native applications for Android, iOS and the web, all from a single code base.

Ionic is an application lifecycle development platform that enables teams to build better, faster applications. Some of the popular applications developed using Ionic are:

  • MarketWatch
  • McDonald's Turkey
  • Pacifica

2.Xamarin

Xamarin is a free open source application development platform for building applications on Android, iOS based on . NET e C#. The framework Xamarin is part of the platform . NET which has an active community of over 60.000 developers from over 3.700 companies.


Some of the popular applications developed using Xamarin I'm:

  • Alaska Airlines customer application
  • CA Mobile for mobile banking services
  • Novarum DX, a medical app

3. Flutters

Flutter; is Google's UI toolkit for creating beautiful, natively compiled applications for mobile devices, Website and desktops from a single code base. It has an expressive and flexible user interface and offers native performance across platforms iOS e Android.

Some of the popular applications developed using Flutter; I'm:

  • Alibaba (ecommerce)
  • Cryptography
  • Google Ads (utility)

What you need to know before getting started with software frameworks

It is a good idea to learn and develop coding skills by learning the nuances of a programming language before using application development frameworks. Otherwise, you may be missing out on valuable experience with the underlying technology that exists in a framework.

If you are not already an experienced programmer, it is essential to understand the code that powers the framework. This knowledge would make it easier when you run into complex challenges and make you an experienced developer overall.

Many front-end developers contribute to open source frameworks to support the entire developer community. For example, the developers of Google create AngularJS e Polymer, both of which are freely available to all front-end developers.

Many developers support the front-end community by contributing to open source libraries as well.

Concluding

The bottom tip for programmers who want to use software frameworks for application development is to learn a new framework or programming language according to the needs of the applications to be developed.

Additionally, analyze areas such as front-end, back-end, cloud management and mobile technology, the technology's potential market share, sustainability, and more, and understand the characteristics of the technology before deciding to register one.

Ercole Palmeri: Innovation addicted

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