A: Go to the File menu and select the Import ASCII -> Single File... command command.
If the file is not imported correctly, change the columns separator using the Set Import Options... command options command from the File menu .
The default columns separator is the TAB.
A: Click on the table header to choose the columns to plot and then right click. Chose the 'Plot' option from the pop-up menu and then the type of plot you want.
You can also use the plot assistant: press 'CTRL+ALT+W' keys to show it, or go to 'View' menu -> 'Plot wizard'.
A: Right click in the plot window and chose the 'Export' option.
A: Yes, ".png" images have transparent background. See the Export Graph -> Current command command.
A: Go to the File menu and select the Export ASCII command command.
A: Double click on the window name will show the window maximized, even if it was hidden before.
A: Go to the Data menu and use the Select Data Range command command. Click in the plot window and use the 'Up' and 'Down' arrows keys to select the curve to analyse. Keeping 'CTRL' button and 'Left' or 'Right' arrow keys simultaneousely pressed permit to move the selected cursor and consequently to modify the data range.
A: Go to the Analysis menu and select the Non Linear Curve Fit... command command. Define the function (myFunction=...), enter the initial guesses for the parameters, separated by comas, choose the fitting range and the number of iterations and click 'OK'
A: Right click on the image you want to analyse and select the option 'View pixel line profile' from the popup menu. A dialog window opens and allows you to select the number of pixels used for the analysis. Choose a value and click "OK". Then click on the image to select the start point and move your mouse to select an end point while keeping the left button pressed. When you release the left button a plot window appears, representing the pixel intensity versus pixel index.