Re: Streams???
"Toby Kelsey [email protected] [ocaml_beginners]" <[email protected]> Mon, 27 Feb 2017 22:24:26 +0000
| Newsgroups | gmane.comp.lang.ocaml.beginners |
|---|---|
| Message-ID | <[email protected]> |
--Udjlo5m1XGR6Vny2pxsuzpWygxbFqsHJW04I4sK Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit The current version of OCaml is 4.04. You can check your version by running the command ocaml --version That stream syntax is obsolete, but the Stream module is still available. See: https://ocaml.org/learn/tutorials/streams.html http://caml.inria.fr/pub/docs/manual-ocaml/libref/Stream.html Toby On 27/02/17 21:58, Douglas Lewit [email protected] [ocaml_beginners] wrote: > Hi everyone, > > I purchased a copy of "The Functional Approach to Programming" by Guy > Cousineau and Michel Mauny. It's touted to be an excellent OCaml book, but > I have some doubts. For example, on pg. 114 the book reads, "....Like the > empty list, there is an empty stream: > > # [< >] ;; > > But for me this returns an error message! What am I doing wrong? How do I > initialize a Stream object in OCaml? It looks like a good book, but I > think the problem is that the version of OCaml that's used in the book is a > much earlier version. I'm sure that since then there have been numerous > changes to the language, and unfortunately the book has not been updated to > be compatible with the current version of OCaml, which I believe is version > 4.04. ( Or 4.05? Or 4.06? ) > > I appreciate the feedback. > > Best, > > Douglas Lewit > --Udjlo5m1XGR6Vny2pxsuzpWygxbFqsHJW04I4sK Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> </head> <body style="background-color: #fff;"> <span style="display:none"> </span> <!--~-|**|PrettyHtmlStartT|**|-~--> <div id="ygrp-mlmsg" style="position:relative;"> <div id="ygrp-msg" style="z-index: 1;"> <!--~-|**|PrettyHtmlEndT|**|-~--> <div id="ygrp-text" > <p>The current version of OCaml is 4.04. You can check your version by running the command<br> <br> ocaml --version<br> <br> That stream syntax is obsolete, but the Stream module is still available.<br> See:<br> <br> https://ocaml.org/learn/tutorials/streams.html<br> <br> http://caml.inria.fr/pub/docs/manual-ocaml/libref/Stream.html<br> <br> Toby<br> <br> On 27/02/17 21:58, Douglas Lewit [email protected] [ocaml_beginners] wrote:<br> > Hi everyone,<br> ><br> > I purchased a copy of "The Functional Approach to Programming" by Guy<br> > Cousineau and Michel Mauny. It's touted to be an excellent OCaml book, but<br> > I have some doubts. For example, on pg. 114 the book reads, "....Like the<br> > empty list, there is an empty stream:<br> ><br> > # [< >] ;;<br> ><br> > But for me this returns an error message! What am I doing wrong? How do I<br> > initialize a Stream object in OCaml? It looks like a good book, but I<br> > think the problem is that the version of OCaml that's used in the book is a<br> > much earlier version. I'm sure that since then there have been numerous<br> > changes to the language, and unfortunately the book has not been updated to<br> > be compatible with the current version of OCaml, which I believe is version<br> > 4.04. ( Or 4.05? Or 4.06? )<br> ><br> > I appreciate the feedback.<br> ><br> > Best,<br> ><br> > Douglas Lewit<br> ><br> </p> </div> <!--~-|**|PrettyHtmlStart|**|-~--> <div style="color: #fff; height: 0;">__._,_.___</div> <div style="clear:both"> </div> <div id="fromDMARC" style="margin-top: 10px;"> <hr style="height:2px ; border-width:0; color:#E3E3E3; background-color:#E3E3E3;"> Posted by: Toby Kelsey <[email protected]> <hr style="height:2px ; border-width:0; color:#E3E3E3; background-color:#E3E3E3;"> </div> <div style="clear:both"> </div> <table cellspacing=4px style="margin-top: 10px; margin-bottom: 10px; color: #2D50FD;"> <tbody> <tr> <td style="font-size: 12px; font-family: arial; font-weight: bold; padding: 7px 5px 5px;" > <a style="text-decoration: none; color: #2D50FD" href="https://groups.yahoo.com/neo/groups/ocaml_beginners/conversations/messages/14773;_ylc=X3oDMTJxMWY2MWhwBF9TAzk3MzU5NzE0BGdycElkAzQ5OTkxOTQEZ3Jwc3BJZAMxNzA1MDA2NzY0BG1zZ0lkAzE0NzczBHNlYwNmdHIEc2xrA3JwbHkEc3RpbWUDMTQ4ODIzNDI3MA--?act=reply&messageNum=14773">Reply via web post</a> </td> <td>•</td> <td style="font-size: 12px; font-family: arial; padding: 7px 5px 5px;" > <a href="mailto:[email protected]?subject=Re%3A%20%22ocaml_beginners%22%3A%3A%5B%5D%20Streams%3F%3F%3F" style="text-decoration: none; color: #2D50FD;"> Reply to sender </a> </td> <td>•</td> <td style="font-size: 12px; font-family: arial; padding: 7px 5px 5px;"> <a href="mailto:[email protected]?subject=Re%3A%20%22ocaml_beginners%22%3A%3A%5B%5D%20Streams%3F%3F%3F" style="text-decoration: none; color: #2D50FD"> Reply to group </a> </td> <td>•</td> <td style="font-size: 12px; font-family: arial; padding: 7px 5px 5px;" > <a href="https://groups.yahoo.com/neo/groups/ocaml_beginners/conversations/newtopic;_ylc=X3oDMTJlYjZma2RuBF9TAzk3MzU5NzE0BGdycElkAzQ5OTkxOTQEZ3Jwc3BJZAMxNzA1MDA2NzY0BHNlYwNmdHIEc2xrA250cGMEc3RpbWUDMTQ4ODIzNDI3MA--" style="text-decoration: none; color: #2D50FD">Start a New Topic</a> </td> <td>•</td> <td style="font-size: 12px; font-family: arial; padding: 7px 5px 5px;color: #2D50FD;" > <a href="https://groups.yahoo.com/neo/groups/ocaml_beginners/conversations/topics/14772;_ylc=X3oDMTM2dDRyZzJ0BF9TAzk3MzU5NzE0BGdycElkAzQ5OTkxOTQEZ3Jwc3BJZAMxNzA1MDA2NzY0BG1zZ0lkAzE0NzczBHNlYwNmdHIEc2xrA3Z0cGMEc3RpbWUDMTQ4ODIzNDI3MAR0cGNJZAMxNDc3Mg--" style="text-decoration: none; color: #2D50FD;">Messages in this topic</a> (2) </td> </tr> </tbody> </table> <div id="megaphoneModule"> <hr style="height:2px ; border-width:0; color:#E3E3E3; background-color:#E3E3E3;"> <div> <div class="stream" style="margin-bottom:10px;"> <div style="background-color:white;"> <div class="sn-img" style="display:inline;"><img name="tn_file" style="padding:0px 10px;vertical-align:top;margin-top:5px;" src="https://s.yimg.com/ru/static/images/yg/img/megaphone/1464031581_phpFA8bON" height="82" width="82"></div> <div class="mod-txt" style="display:inline-block;"> <a rel="nofollow" name="sub_url" target="_blank" href="https://yho.com/1wwmgg" style="color:#0000FF;display:block;margin-left:5px;text-decoration:none;"><span style="font-size:15px;">Have you tried the highest rated email app?</span></a> <div style="max-width:530px;padding:2px 5px;">With 4.5 stars in iTunes, the Yahoo Mail app is the highest rated email app on the market. 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