Microsoft Windows uses .lnk as the file extension for shortcuts to local files, and .URL for shortcuts to remote files, like web pages. Shortcuts are typically implemented as a small file containing a target URI or GUID to an object, or the name of a target program file that the shortcut represents. The shortcut might additionally specify parameters to be passed to the target program when it is run.
Photopsia is the presence of perceived flashes of light. It is most commonly associated with posterior vitreous detachment, migraine with aura, migraine aura without headache, retinal break or detachment, occipital lobe infarction, and sensory deprivation (ophthalmopathic hallucinations).
Erythema is a skin condition characterized by redness or rash. There are many types of erythema, including photosensitivity, erythema multiforme, and erythema nodusum.Photosensitivity is caused by a reaction to sunlight and tends to occur when something, such as an infection or a medication, increases your sensitivity to ultraviolet radiation.rythema multiforme is characterized by raised spots or other lesions on the skin. It is usually caused by a reaction to medications, infections (especially herpes simplex virus), or illness.