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ClipGrab is a donationware [2] video download manager, allowing the download of videos from a variety of websites such as YouTube, Vimeo, Dailymotion or Facebook.It has been praised for its user-friendliness, but also flagged as malware by security software.
A digital watermark is a kind of marker covertly embedded in a noise-tolerant signal such as audio, video or image data. [ 1] It is typically used to identify ownership of the copyright of such a signal. Digital watermarking is the process of hiding digital information in a carrier signal; the hidden information should, [ 2] but does not need ...
Metamaterial cloaking is the usage of metamaterials in an invisibility cloak. This is accomplished by manipulating the paths traversed by light through a novel optical material. Metamaterials direct and control the propagation and transmission of specified parts of the light spectrum and demonstrate the potential to render an object seemingly ...
The same image viewed by white, blue, green, and red lights reveals different hidden numbers. Steganography (/ ˌ s t ɛ ɡ ə ˈ n ɒ ɡ r ə f i / ⓘ STEG-ə-NOG-rə-fee) is the practice of representing information within another message or physical object, in such a manner that the presence of the concealed information would not be evident to an unsuspecting person's examination.
Spy pixel. Spy pixels or tracker pixels are hyperlinks to remote image files in HTML email messages that have the effect of spying on the person reading the email if the image is downloaded. [1] [2] They are commonly embedded in the HTML of an email as small, imperceptible, transparent graphic files. [3]
Facebook, Instagram and Messenger have gone down in what appears to be a huge outage at parent company Meta. On Facebook, affected users found they had been logged out and were unable to get on ...
A cloaking device is a hypothetical or fictional stealth technology that can cause objects, such as spaceships or individuals, to be partially or wholly invisible to parts of the electromagnetic (EM) spectrum. Fictional cloaking devices have been used as plot devices in various media for many years. Developments in scientific research [ 1] show ...
The crew is vomiting and passengers all around are asking for masks, etc." says a voice on the recording, presumably from the flight crew. RadarBox credited the recording to @Thenewarea51, which ...