What is a PNG file?

PNG stands for Portable Network Graphics. It is a raster graphics file format that supports lossless data compression. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF), and is the most used lossless image compression format on the Internet.

PNG supports palette-based images (with palettes of … Read more

What is CFL ?

CFL stand for Compact fluorescent lamp. It is also called compact fluorescent light, energy-saving light, and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent lamp; some types fit into light fixtures formerly used for incandescent lamps. The lamps use a tube which is curved or folded … Read more

What is JavaScript ?

JS (JavaScript) is a dynamic computer programming language. It is most commonly used as part of web browsers, whose implementations allow client-side scripts to interact with the user, control the browser, communicate asynchronously, and alter the document content that is displayed. JavaScript is also being used in server-side network programming … Read more

What is Android ?

It is an operating system based on the Linux kernel with a user interface based on direct manipulation, designed primarily for touchscreen mobile devices such as smartphones and tablet computers. The operating system uses touch inputs that loosely correspond to real-world actions, like swiping, tapping, pinching, and reverse pinching to … Read more

What is iOS ?

iOS is a mobile operating system developed by Apple Inc. and distributed exclusively for Apple hardware. iOS (previously iPhone OS) is the operating system that powers iPhone, iPad, iPod Touch, and Apple TV.

Originally unveiled in 2007 for the iPhone, it has been extended to support other Apple devices such … Read more

What is blog ?

Blog is a discussion or informational site published on the World Wide Web and consisting of discrete entries (“posts”) typically displayed in reverse chronological order (the most recent post appears first). Until 2009 blogs were usually the work of a single individual, occasionally of a small group, and often covered … Read more