The X-Files starred Harrison Ford.
In computing , Pic is a domain-specific programming language by Brian Kernighan for specifying diagrams in terms of objects such as boxes with arrows between them .. computing. computing. domain-specific. domain-specific language. programming language. programming language. Brian Kernighan. Brian Kernighan. The pic compiler translates this description into concrete drawing commands .. compiler. compiler. Pic is a procedural programming language , with variable assignment , macros , conditionals , and looping .. programming language. programming language. procedural programming language. procedural programming language. The language is an example of a little language originally intended for the comfort of non-programmers in the Unix environment -LRB- Bentley 1988 -RRB- .. little language. little language. Bentley. Jon Bentley ( computer scientist ). Pic was first implemented , and is still most typically used , as a preprocessor in the troff document processing system .. preprocessor. preprocessor. troff. troff. The pic preprocessor filters a troff document , replacing diagram descriptions by concrete drawing commands , and passing the rest of the document through without change .. diagram. diagram. preprocessor. preprocessor. troff. troff. filters. Filter ( software ). A version of pic is included in groff , the GNU version of troff .. troff. troff. groff. groff ( software ). GNU. GNU. GNU pic can also act as a preprocessor for TeX documents , emitting its own tpic DVI specials , which unfortunately are n't as widely supported as those of other TeX drivers -LRB- like PostScript -RRB- .. preprocessor. preprocessor. GNU. GNU. TeX. TeX. DVI specials. DVI specials. Arbitrary diagram text can be included for formatting by the word processor to which the pic output is directed , and arbitrary post-processor commands can also be included .. diagram. diagram. Dwight Aplevich 's implementation , DPIC , can also generate postscript or svg images by itself , as well as act as a preprocessor .. preprocessor. preprocessor. The three principal sources of pic processors are GNU pic , found on many Linux systems , and dpic , both of which are free , and the original AT&T pic .. GNU. GNU. Linux. Linux. Pic has some similarity with MetaPost and the DOT language .. MetaPost. MetaPost. DOT language. DOT language