IN investigations of plant development it is helpful to be able to represent diagrammatically the changes which occur in the distribution of dry weight, total nitrogen or some other variable as ...

When creating Groups in a block diagram, it may be expected that the same variables can be used to represent port numbers for example. Also, it would be nice to be able to include a label in a group ...

JavaScript variables hold a wide variety of information and can be used with virtually any data type. Here's how to use variables to store numbers, text strings, objects, and more.

Three types of looming-selective neurons have been found in the nucleus rotundus of pigeons, each computing a different optical variable related to image expansion of objects approaching on a ...

Learn how to make the most of Observable JavaScript and the Observable Plot library, including a step-by-step guide to eight basic data visualization tasks in Plot.

The variable is useable but doesn't seem to do anything when it's referenced in another diagram). Nest a diagram and assign the variables in the first diagram, while creating the actual diagram in the ...

It's been a while since I worked on regexs in JavaScript, but generally the way you do this in most programming languages is to build the regex as a string and then pass it into the regex engine.