The earliest use of these terms was by Charles Darwin, in a letter to J. D. Hooker in 1857, (Those who make many species are the 'splitters,' and those who make few are the 'lumpers.').t followed from Hexter's detailed review of Hill's book Change and Continuity in Seventeenth Century England, in which Hill developed Max Weber 's argument that the rise of capitalism was facilitated by Calvinist Puritanism. Hexter objected to Hill's 'mining' of sources to find evidence that supported his theories.
If you have numeric data (subject numbers for example). If you want to convert to a character variable and still have. the sort sequentially then you must zero fill the data. charvar = STRIP(PUT(numvar, z2.)); Example:
When we declare a variable we give only the name and data type for that variable but when we define a variable we give the name, datatype for that variable and also give a particular value to that variable. For exemple in C language: int num (this is declaration of variable) int num=2 (this is defining of variable)