Sockets: Difference between revisions

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@@ Line 677: / Line 677: @@
 #! The actual server
 [ " hello socket world" server.send ] 256 server.start</lang>
-=={{header|UnixPipes}}==
-<lang bash>(echo "hello socket world" | nc localhost 256 | exit 0)</lang>
 =={{header|UNIX Shell}}==
+Using netcat:
+{{libheader|nc}}
+<lang bash>echo "hello socket world" | nc localhost 256</lang>
+When the connection fails, <code>nc</code> exits 1. To see an error message, use <code>nc -v localhost 256</code>.
-Using the program <tt>netcat</tt> (<tt>nc</tt>)
-<lang bash>echo "hello socket world" | netcat localhost 256</lang>
 =={{header|Visual Basic .NET}}==