The name Tcl is derived from Tool Command Language and is pronounced tickle. Tcl is a radically simple open-source interpreted programming language that provides common facilities such as variables, procedures, and control structures as well as many useful features that are not found in any other major language.n most Linux systems, Tcl/Tk is already installed. You can find out by typing tclsh at a console prompt (xterm or such). If a % prompt appears, you're already set. Just to make sure, type info pa at the % prompt to see the patchlevel (e.g. 8.4.9) and info na to see where the executable is located in the file system.
Because its nervous system is similar to that of grasshoppers and ants, lobsters are sometimes called bugs.. When food is scarce, lobsters can turn cannibal and dine on smaller lobsters. Lobsters reproduce by laying lobster eggs.
Lobsters are crustaceans that dwell at the bottom of the ocean. They have 10 legs and sometimes two claws, like their crab cousins. Many species of lobster make up a variety of seafood menu options from lobster bisque to lobster thermidor.Species that humans hunt and eat are at risk of population decline.hey have 10 legs and sometimes two claws, like their crab cousins. Many species of lobster make up a variety of seafood menu options from lobster bisque to lobster thermidor. Species that humans hunt and eat are at risk of population decline.