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Showing posts from July, 2024

Web Deployment Checklist: Release and Roll Back a Course App

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Practical Web Development — Lesson 10 of 10 · Senior A successful deployment command does not prove a course application works. A release is complete when important user journeys work in the target environment and the team can recognize and recover from a bad change. This lesson turns a small course app into a practical release exercise with explicit acceptance and rollback criteria. Describe the change and its risk Suppose a release adds saved course shortlists. Separate the new browser interface, the server endpoint and any database change. Identify what happens when old browser code talks to the new server, and when the previous server version reads newly written data. Rolling back code is not the same as reversing a data migration. Write a short release record before deploying. Use real commit and build identifiers in your own project; the values below are placeholders for the exercise. Change: Add saved course shortlists Build: <immutable build identifier> Owner: <person ...
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Animation in Multimedia: Keyframes, Timing and Examples

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  What is Animation? •           Animation is any thing that moves on your screen like a    cartoon character. •           It is the visual art of creating the illusion of motion   through the successive display of still images with   slightly perceptible changes in positioning of images. •           Animation is the illusion of movement. •           Animating = making something appear to move that doesn’t move itself •           Animation = a motion picture made from a series of drawings simulating motion by means of slight progressive changes in the drawings •       ...
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Hypertext vs Hypermedia: Differences and HTML Examples

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Text component in multimedia and system design Hypermedia: Multimedia is the combination of text, graphic, and audio elements into a single collection or presentation becomes interactive multimedia when you give the user some control over what information is viewed and when it is viewed. Interactive multimedia becomes hypermedia when its designer provides a structure of linked elements through which a user can navigate and interact. When a hypermedia project includes large amounts of text or symbolic content, this content can be indexed and its element then linked together to afford rapid electronic retrieval of the associated information.   Hypertext : When text is stored in a computer instead of on printed pages the computer’s powerful processing capabilities can ...
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Text in Multimedia: Fonts, Readability and Accessibility

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Multimedia System Design: Text   Introduction:   All multimedia content consists of texts in some form. Even a menu text is accompanied by a single action such as mouse click, keystroke or finger pressed in the monitor (in case of a touch screen). The text in the multimedia is used to communicate information to the user.   Proper use of text and words in multimedia presentation will help the content developer to communicate the idea and message to the user.   Multimedia Building Blocks: Any multimedia application consists any or all of the following components : 1. Text :       Text and symbols are very important for communication in any medium.    With the recent explosion of the Internet and World Wide Web, text has become more the important tha...
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