Javascript toggle method simply toggles the visibility of elements. The matched elements will be revealed or hidden immediately, with no animation, by changing the CSS display property.
QR code (Quick Response Code) is the trademark for a type of matrix barcode. A QR code is a machine-readable code consisting of an array of black and white squares.
Many people have thought at one point or another about starting a blog. Not as many, however, consider popularity or profitability in advance.
