Tech Revolvers
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ADDING IMAGES IN RUBY html( .ERB) FILE
HTML .ERB FILE (adding image using tags) First of all we have to know the syntax of adding images in html file which is <img src=”image.jpg”/> Now using this syntax will not give us image in output To use this image first of all create a folder ( public )where app file (app.rb) is present Read more
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Biometrics Fingerprint Technology
Why Biometrics? Biometrics is a security solution based on something you know, have, and are: Know Password, PIN Have Key, Smart Card Are Fingerprint, Face, Iris Passwords are not reliable. –Too many –Can be stolen –Forgotten Protect Sensitive Information –Banking –Medical Read more
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Asymptotic Notations
The following 3 asymptotic notations are mostly used to represent time complexity of algorithms. 1) Θ Notation: The theta notation bounds a functions from above and below, so it defines exact asymptotic behavior. A simple way to get Theta notation of an expression is to drop low order terms and ignore leading constants. For a Read more
ADDITIONAL KNOWLEDGE 