How to just the graphic location with the grid package just parameter

thinking The drawing functions of    grid all contain just, but how to adjust the position of the figure with the just parameter is always very puzzling, so I wrote a code to explore it. The idea is very simple: put a 2 * 2 layout viewport in each layout, and each viewport uses different just parameters. The rectangle after just is di ...

Added by usamaalam on Tue, 31 Dec 2019 15:28:28 +0200

How to change a matrix into a triple in R (row, col, value)

Search on bing: How to change the matrix to triple form and search the result on bing: All kinds of C language can't find the way to realize R language R language writing cycle is very slow, just use the ready-made package Matrix Matrix is a very powerful package. It can convert matrix to sparse matrix, change 0 to... And sav ...

Added by ph0ngwh0ng on Tue, 26 Nov 2019 22:02:06 +0200