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A radio button or option button [citation needed] is a graphical control element that allows the user to choose only one of a predefined set of mutually exclusive options. [1] The singular property of a radio button makes it distinct from checkboxes , where the user can select and unselect any number of items.
A style is a combination of property settings that can be applied to a UI element with a single property attribute. For example, a "blue radio button" style could be created and then be reused on any number of radio button controls throughout the program. Styles can alter collections of properties of controls, but are not not intended for ...
The widely used blogging platform WordPress versions 1.5 and above automatically assign the nofollow attribute to all user-submitted links (comment data, commenter URI, etc.). [16] However, there are several free plugins available that automatically remove the nofollow attribute value. [17]
Where element names the HTML element type, and attribute is the name of the attribute, set to the provided value. The value may be enclosed in single or double quotes, although values consisting of certain characters can be left unquoted in HTML (but not XHTML). [2] [3] Leaving attribute values unquoted is considered unsafe. [4]
A radio button. If multiple radio buttons are given the same name, the user will only be able to select one of them from this group. type="button" A general-purpose button. The element <button> is preferred if possible (i.e., if the client supports it) as it provides richer possibilities. type="submit" A submit button. type="image" An image button.
In general, an attribute–value system may contain any kind of data, numeric or otherwise. An attribute–value system is distinguished from a simple "feature list" representation in that each feature in an attribute–value system may possess a range of values (e.g., feature P 1 below, which has domain of {0,1,2}), rather than simply being ...
In electronics and communication, flutter is the rapid variation of signal parameters, such as amplitude, phase, and frequency.Examples of electronic flutter are: Rapid variations in received signal levels, such as variations that may be caused by atmospheric disturbances, antenna movements in a high wind, or interaction with other signals.
In a radio receiver, the capture effect is a phenomenon associated with reception in which only the stronger of two or more signals received within the bandwidth of the receiver passband will be demodulated.