<s>
Unicon	B-Language
is	O
a	O
programming	O
language	O
designed	O
by	O
American	O
computer	O
scientist	O
Clint	O
Jeffery	O
with	O
collaborators	O
including	O
Shamim	O
Mohamed	O
,	O
Jafar	O
Al	O
Gharaibeh	O
,	O
Robert	O
Parlett	O
and	O
others	O
.	O
</s>
<s>
Unicon	B-Language
descended	O
from	O
Icon	B-Language
and	O
a	O
preprocessor	O
for	O
Icon	B-Language
called	O
IDOL	O
.	O
</s>
<s>
Compared	O
with	O
Icon	B-Language
,	O
Unicon	B-Language
offers	O
better	O
access	O
to	O
the	O
operating	B-General_Concept
system	I-General_Concept
as	O
well	O
as	O
support	O
for	O
object-oriented	B-Language
programming	I-Language
.	O
</s>
<s>
Unicon	B-Language
began	O
life	O
as	O
a	O
merger	O
of	O
three	O
popular	O
Icon	B-Language
extensions	O
:	O
an	O
OO	O
preprocessor	O
named	O
Idol	O
,	O
a	O
POSIX	O
filesystem	O
and	O
networking	O
interface	O
,	O
and	O
an	O
ODBC	B-Application
facility	O
.	O
</s>
<s>
The	O
name	O
is	O
shorthand	O
for	O
"	O
Unified	O
Extended	O
Dialect	O
of	O
Icon.	O
"	O
</s>
<s>
Compared	O
with	O
Icon	B-Language
,	O
many	O
of	O
the	O
new	O
features	O
of	O
Unicon	B-Language
are	O
extensions	O
to	O
the	O
I/O	O
and	O
system	O
interface	O
,	O
to	O
complement	O
Icon	B-Language
's	O
core	O
control	O
and	O
data	O
structures	O
.	O
</s>
<s>
Rather	O
than	O
providing	O
lower-level	O
APIs	O
as-is	O
from	O
C	O
,	O
Unicon	B-Language
implements	O
higher	O
level	O
and	O
easier	O
to	O
use	O
facilities	O
,	O
enabling	O
rapid	O
development	O
of	O
graphic	O
-	O
and	O
network-intensive	O
applications	O
in	O
addition	O
to	O
Icon	B-Language
's	O
core	O
strengths	O
in	O
text	O
and	O
file	O
processing	O
.	O
</s>
<s>
When	O
run	O
as	O
a	O
graphical	O
IDE	O
,	O
the	O
Unicon	B-Language
program	O
ui.exe	O
continues	O
to	O
offer	O
links	O
to	O
Icon	B-Language
help	O
.	O
</s>
<s>
The	O
official	O
Unicon	B-Language
programming	O
book	O
in	O
PDF	O
format	O
is	O
a	O
popular	O
way	O
to	O
learn	O
Unicon	B-Language
.	O
</s>
<s>
The	O
book	O
includes	O
an	O
introduction	O
to	O
object-oriented	B-Language
development	O
as	O
well	O
as	O
UML	B-Language
.	O
</s>
<s>
It	O
includes	O
useful	O
chapters	O
on	O
topics	O
such	O
as	O
the	O
use	O
of	O
Unicon	B-Language
for	O
CGI	O
.	O
</s>
<s>
Recent	O
additions	O
to	O
Unicon	B-Language
include	O
true	O
concurrency	B-Architecture
.	O
</s>
<s>
Unicon	B-Language
is	O
not	O
yet	O
Unicode-compliant	O
.	O
</s>
