Ajvree Week 4

Class Notes: [ct] at [at] at

[ct] :this can be c or t [at] :this can be a or t

convert week 2 assignment to computer code by "counting" commands bracket notation means find x "or" x

-10 cat infA-E.coli-K12.txt | sed "s/[ct]at[at]at/ HERE /g" to find 2 HERE's

!! = rerun the command

HERE!! = HERE + rerun command \ between exclamation points = put no importance to the exclamation points/ignore command

to add -35 spot, add another sed command

to add -10 or -35 box: <minus35box>&</minus35box> etc sed format doesn't know what slash is, must put another backslash before it <minus35box>&<\/minus35box>