https://www.jpsdomain.org/tags/c/index.html Hugo en-us https://www.jpsdomain.org/source/blacksrc/index.html Mon, 01 Jan 0001 00:00:00 +0000 https://www.jpsdomain.org/source/blacksrc/index.html Description Programs to print a BLACK page to an HP LaserJet. I plan to move this to https://github.com/vossenjp/ at some point… C Source #include <stdio.h> /* Program to print a BLACK page to an HP LaserJet */ main() { /* begin of main */ printf("\n\n\nBlack PC Computing October 1991"); printf("\n\nNow printing black page...\n"); fprintf(stdprn,"%c%s",'\33',"&l0E"); fprintf(stdprn,"%c%s",'\33',"&l0L"); fprintf(stdprn,"%c%s",'\33',"*p0x0Y"); fprintf(stdprn,"%c%s",'\33',"*c2400a3300B"); fprintf(stdprn,"%c%s",'\33',"*c0P"); fprintf(stdprn,"%c%s",'\33',"E"); } /* end of main */ BASIC Source 10 REM Program to print a BLACK page on an HP LaserJet 20 PRINT : PRINT : PRINT "BLACK PC Computing October 1991" 30 PRINT : PRINT "Now printing Black page..." 40 OPEN "lpt1" FOR OUTPUT AS #1 50 PRINT #1, CHR$(27) + "&l0E" 60 PRINT #1, CHR$(27) + "&l0L" 70 PRINT #1, CHR$(27) + "*p0x0Y" 80 PRINT #1, CHR$(27) + "*c2400a3300B" 90 PRINT #1, CHR$(27) + "*c0P" 100 PRINT #1, CHR$(27) + "E" 110 CLOSE #1 https://www.jpsdomain.org/source/index.html Mon, 01 Jan 0001 00:00:00 +0000 https://www.jpsdomain.org/source/index.html Old Content This content is old! It’s still useful, but it’s old, and there may be bit rot, newer/better tools or ways to do things. Sanity check and do your research. Source Code I plan to move all of this to https://github.com/vossenjp/ at some point… Batch Files See my Windows Shell Scripting page.