Web Application Technologies - Eduguru

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Encoding Schemes

April 17, 2020 Krishna ASCII characters, ASCII code, Base64 Encoding, Encoding Schemes, Hex Encoding, HTML Encoding, Unicode Encoding, URL Encoding, Web Application Technologies

Web applications employ several different encoding schemes for their data. Both the HTTP protocol and the HTML language are historically

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State and Sessions

April 15, 2020April 15, 2020 Krishna application, ASP.NET, functionality, HTTP cookies, HTTP protocol, server-side application, server-side structure, session, State and Sessions, TECHNOLOGIES, Web Application Technologies

The technologies described so far enable the server and client components of a web application to exchange and process data

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Client-Side Functionality

April 15, 2020 Krishna ActiveX controls, Client-Side Functionality, Forms, html, HTTP Requests, Hyperlinks, hypertext markup lan- guage (HTML), Java applets, JavaScript, Thick Client Components, URL, Web Application Technologies

In order for the server-side application to receive user input and actions, and present the results of these back to

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Web Functionality

April 15, 2020 Krishna Administrative front ends, Apache, ASP.NET, Authentication, Bulletin boards, Database object relational mapping, Enterprise Java Bean, HTTP cookies, Java Servlet, Linux, Logging, Microsoft’s web application, MySQL, Photo galleries, PHP, Plain Old Java Object, Presentation layer, Server-Side Functionality, Shopping carts, The Java Platform, URL query string, Web application platforms, Web Application Technologies, web container, Web Functionality, Web mail, Wikis

In addition to the core communications protocol used to send messages between client and server, web applications employ numerous different

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HTTPS

April 15, 2020 Krishna authentication mechanism, basic, Digest, HTTP Authentication, HTTP protocol, HTTP Proxies, HTTP proxy server, HTTP/S, NTLM, proxy server, Secure Sock- ets Layer (SSL), transport layer security, transport mechanism, Web Application Technologies

The HTTP protocol uses plain TCP as its transport mechanism, which is unencrypted and so can be intercepted by an

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Status Codes

April 15, 2020 Krishna 100 Continue, 200 Ok, 201 Created, 301 Moved Permanently, 302 Found, 304 Not Modified, 400 Bad Request, 401 Unauthorized, 403 Forbidden, 404 Not Found, 405 Method Not Allowed, 413 Request Entity Too Large, 414 Request URI Too Long, 500 internal server error, 503 Service Unavailable, Status Codes, Web Application Technologies

Each HTTP response message must contain a status code in its first line, indicating the result of the request. The

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Cookies

April 15, 2020April 15, 2020 Krishna cookie mechanism, Cookies, domain, Expires, http, HTTP protocol, secure, Set-Cookie, Web Application Technologies

Cookies are a key part of the HTTP protocol which most web applications rely upon, and which can frequently be

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The HTTP Protocol

April 15, 2020 Krishna HEAD, HTTP method, HTTP Methods, HTTP Requests, HTTP Responses, TCP protocol, The HTTP Protocol, TRACE, uniform resource locator, URLs, Web Application Technologies, World Wide Web

The hypertext transfer protocol (HTTP) is the core communications protocol used to access the World Wide Web and is used

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Web Application Technologies

April 15, 2020April 15, 2020 Krishna Encoding Schemes, HTTP protocol, The HTTP Protocol, Web Application Technologies, Web Functionality

Web applications employ a myriad of different technologies to implement their functionality. This article contains a short primer on the