Before assigning a String data type to a variable, we need to thoroughly understand Delphi's four string types. Short String Simply put, Short String is a counted array of (ANSII) characters, with up to 255 characters in the string.
In the early part of the 19th century, coal ovens were developed. Its shape was cylindrical and was made of heavy cast-iron. The gas oven saw its first use as early as the beginning of the 19th century as well. Gas stoves became very common household ovens once gas lines were available to most houses and neighborhoods. James Sharp patented one of the first gas stoves in 1826.
Oxygen was discovered for the first time by a Swedish Chemist, Carl Wilhelm Scheele, in 1772. He called the gas fire air because of the brilliant sparks it produced when it â¦ came in contact with hot charcoal dust.xygen was discovered for the first time by a Swedish Chemist, Carl Wilhelm Scheele, in 1772. He called the gas fire air because of the brilliant sparks it produced when it â¦ came in contact with hot charcoal dust.