Товарищи, разрабатывающие Perl6, спорят по поводу законов тристабильной логики (это где true, false и undefined, которое иногда выглядит как NULL, undef или даже NaN). В частности, как правило считается, что undef != undef. Но это не всегда удобно... Ссылку дал мне сам великий Damian Conway! Я теперь горжусь :) Отдельное спасибо Фдучу, за то, что он подвиг меня на изыскания.
Search
About this Entry
This page contains a single entry by Alex Kapranoff published on April 5, 2002 8:07 AM.
Забавно, но факт &mdash сайт was the previous entry in this blog.
Весьма провокационное обозрение поттеромании, замаскированное is the next entry in this blog.
Find recent content on the main index or look in the archives to find all content.
Categories
Monthly Archives
- December 2012 (9)
- July 2012 (8)
- August 2011 (1)
- July 2011 (2)
- June 2011 (1)
- November 2008 (2)
- October 2008 (1)
- August 2008 (1)
- July 2008 (2)
- May 2008 (1)
- March 2008 (1)
- February 2008 (5)
- January 2008 (5)
- December 2007 (3)
- November 2007 (3)
- October 2007 (3)
- September 2007 (2)
- August 2007 (1)
- July 2007 (2)
- June 2007 (4)
- May 2007 (9)
- April 2007 (8)
- March 2007 (18)
- February 2007 (5)
- January 2007 (5)
- December 2006 (5)
- November 2006 (4)
- October 2006 (6)
- September 2006 (8)
- August 2006 (2)
- July 2006 (3)
- June 2006 (9)
- May 2006 (1)
- April 2006 (3)
- March 2006 (14)
- February 2006 (9)
- January 2006 (13)
- December 2005 (13)
- November 2005 (6)
- October 2005 (16)
- September 2005 (14)
- August 2005 (13)
- July 2005 (19)
- June 2005 (27)
- May 2005 (25)
- April 2005 (27)
- March 2005 (30)
- February 2005 (23)
- January 2005 (17)
- December 2004 (25)
- November 2004 (26)
- October 2004 (18)
- September 2004 (18)
- August 2004 (35)
- July 2004 (38)
- June 2004 (25)
- May 2004 (30)
- April 2004 (41)
- March 2004 (27)
- February 2004 (24)
- January 2004 (34)
- December 2003 (30)
- November 2003 (45)
- October 2003 (35)
- September 2003 (48)
- August 2003 (46)
- July 2003 (37)
- June 2003 (40)
- May 2003 (20)
- April 2003 (33)
- March 2003 (61)
- February 2003 (67)
- January 2003 (74)
- December 2002 (49)
- November 2002 (38)
- October 2002 (40)
- September 2002 (21)
- August 2002 (36)
- July 2002 (61)
- June 2002 (52)
- May 2002 (71)
- April 2002 (75)
- March 2002 (60)
- February 2002 (43)
Pages
- about
что такое ???