I am new to the Pharo world and looking at capabilities for potential applications. One of the first things I am interested in is Calendar processing capabilities. I haven’t had a chance to look at the code yet, but specifically how much does Pharo’s Date/Calendar capabilities match that in the java.util package for Java 9? Additionally, is there any way to give the number of business days between two dates for a particular local calendar? If so, what’s the format for a local calendar? I’m going to take a look at the code shortly, but if anyone can shed a general light what currently exists it would be greatly appreciated. Regards, Jim |
Hi Jim
you should have a look at the Aconcagua library. It has been designed by people making business in stock management. You can find two pdfs here: http://sdmeta.gforge.inria.fr/Teaching/CoursAnnecy/0506-M1-COO/ And their authors are still around in this mailing-list. Now it may means that you have to extend it to fit your need. I like what they did. There was also a library called chronos but I do not know its status it was supporting many different calendars. Finally I think the core library should deserve some love because sometimes I see it limited but when I compare with the java counterpart I saw, it is good :). Stef On Sat, Dec 23, 2017 at 10:32 PM, <[hidden email]> wrote: > I am new to the Pharo world and looking at capabilities for potential > applications. > > > > One of the first things I am interested in is Calendar processing > capabilities. I haven’t had a chance to look at the code yet, but > specifically how much does Pharo’s Date/Calendar capabilities match that in > the java.util package for Java 9? Additionally, is there any way to give > the number of business days between two dates for a particular local > calendar? If so, what’s the format for a local calendar? > > > > I’m going to take a look at the code shortly, but if anyone can shed a > general light what currently exists it would be greatly appreciated. > > > > Regards, > > Jim |
In reply to this post by publius789
Aconcagua is available via the catalog.
Here is what I found in my harddisc about chronos. I can send you the zipped file with old code (probably should be ported to Pharo). On Sat, Dec 23, 2017 at 10:32 PM, <[hidden email]> wrote: > I am new to the Pharo world and looking at capabilities for potential > applications. > > > > One of the first things I am interested in is Calendar processing > capabilities. I haven’t had a chance to look at the code yet, but > specifically how much does Pharo’s Date/Calendar capabilities match that in > the java.util package for Java 9? Additionally, is there any way to give > the number of business days between two dates for a particular local > calendar? If so, what’s the format for a local calendar? > > > > I’m going to take a look at the code shortly, but if anyone can shed a > general light what currently exists it would be greatly appreciated. > > > > Regards, > > Jim The Chronos Date:Time Library.pdf (379K) Download Attachment |
This is very helpful. Nice holiday weekend reading!
Sure, if its not too much trouble you can send it to me. Thanks. Regards, Jim -----Original Message----- From: Pharo-dev [mailto:[hidden email]] On Behalf Of Stephane Ducasse Sent: Saturday, December 23, 2017 5:02 PM To: Pharo Development List <[hidden email]> Subject: Re: [Pharo-dev] Calendrical capabilities Aconcagua is available via the catalog. Here is what I found in my harddisc about chronos. I can send you the zipped file with old code (probably should be ported to Pharo). On Sat, Dec 23, 2017 at 10:32 PM, <[hidden email]> wrote: > I am new to the Pharo world and looking at capabilities for potential > applications. > > > > One of the first things I am interested in is Calendar processing > capabilities. I haven’t had a chance to look at the code yet, but > specifically how much does Pharo’s Date/Calendar capabilities match > that in the java.util package for Java 9? Additionally, is there any > way to give the number of business days between two dates for a > particular local calendar? If so, what’s the format for a local calendar? > > > > I’m going to take a look at the code shortly, but if anyone can shed a > general light what currently exists it would be greatly appreciated. > > > > Regards, > > Jim |
There is a port to Pharo (and gemstone) of Chronos here:
http://smalltalkhub.com/#!/~Chronos/Chronos I think I last tested it in Pharo 4. publius789 wrote > This is very helpful. Nice holiday weekend reading! > > Sure, if its not too much trouble you can send it to me. > > Thanks. > > Regards, > Jim > > -----Original Message----- > From: Pharo-dev [mailto: > pharo-dev-bounces@.pharo > ] On Behalf Of Stephane Ducasse > Sent: Saturday, December 23, 2017 5:02 PM > To: Pharo Development List < > pharo-dev@.pharo > > > Subject: Re: [Pharo-dev] Calendrical capabilities > > Aconcagua is available via the catalog. > Here is what I found in my harddisc about chronos. > I can send you the zipped file with old code (probably should be ported to > Pharo). > > > On Sat, Dec 23, 2017 at 10:32 PM, < > publius789@ > > wrote: >> I am new to the Pharo world and looking at capabilities for potential >> applications. >> >> >> >> One of the first things I am interested in is Calendar processing >> capabilities. I haven’t had a chance to look at the code yet, but >> specifically how much does Pharo’s Date/Calendar capabilities match >> that in the java.util package for Java 9? Additionally, is there any >> way to give the number of business days between two dates for a >> particular local calendar? If so, what’s the format for a local >> calendar? >> >> >> >> I’m going to take a look at the code shortly, but if anyone can shed a >> general light what currently exists it would be greatly appreciated. >> >> >> >> Regards, >> >> Jim -- Sent from: http://forum.world.st/Pharo-Smalltalk-Developers-f1294837.html |
Excellent I did not know it.
Stef On Wed, Dec 27, 2017 at 1:54 AM, Paul DeBruicker <[hidden email]> wrote: > There is a port to Pharo (and gemstone) of Chronos here: > > > http://smalltalkhub.com/#!/~Chronos/Chronos > > > I think I last tested it in Pharo 4. > > > > > publius789 wrote >> This is very helpful. Nice holiday weekend reading! >> >> Sure, if its not too much trouble you can send it to me. >> >> Thanks. >> >> Regards, >> Jim >> >> -----Original Message----- >> From: Pharo-dev [mailto: > >> pharo-dev-bounces@.pharo > >> ] On Behalf Of Stephane Ducasse >> Sent: Saturday, December 23, 2017 5:02 PM >> To: Pharo Development List < > >> pharo-dev@.pharo > >> > >> Subject: Re: [Pharo-dev] Calendrical capabilities >> >> Aconcagua is available via the catalog. >> Here is what I found in my harddisc about chronos. >> I can send you the zipped file with old code (probably should be ported to >> Pharo). >> >> >> On Sat, Dec 23, 2017 at 10:32 PM, < > >> publius789@ > >> > wrote: >>> I am new to the Pharo world and looking at capabilities for potential >>> applications. >>> >>> >>> >>> One of the first things I am interested in is Calendar processing >>> capabilities. I haven’t had a chance to look at the code yet, but >>> specifically how much does Pharo’s Date/Calendar capabilities match >>> that in the java.util package for Java 9? Additionally, is there any >>> way to give the number of business days between two dates for a >>> particular local calendar? If so, what’s the format for a local >>> calendar? >>> >>> >>> >>> I’m going to take a look at the code shortly, but if anyone can shed a >>> general light what currently exists it would be greatly appreciated. >>> >>> >>> >>> Regards, >>> >>> Jim > > > > > > -- > Sent from: http://forum.world.st/Pharo-Smalltalk-Developers-f1294837.html > |
On Wed, Dec 27, 2017 at 2:38 AM, Stephane Ducasse
<[hidden email]> wrote: > Excellent I did not know it. > > Stef > [...] +1 I re-implemented the core Chronos features in PLT-Scheme (Racket) and Common Lisp years ago. For those interested in Chronos--and to save them some time digging--here are some links I kept: http://chronos-st.blogspot.ca/2006/12/chronos-101-points-in-time.html http://chronos-st.blogspot.ca/2007/01/chronos-101-durational-values.html http://chronos-st.blogspot.ca/2007/01/chronos-101-intervals-of-time.html Cheers, Mike |
Tx for the links.
On Thu, Dec 28, 2017 at 6:00 PM, Michael Forster <[hidden email]> wrote: > On Wed, Dec 27, 2017 at 2:38 AM, Stephane Ducasse > <[hidden email]> wrote: >> Excellent I did not know it. >> >> Stef >> > [...] > > > +1 > > I re-implemented the core Chronos features in PLT-Scheme (Racket) and > Common Lisp years ago. For those interested in Chronos--and to save > them some time digging--here are some links I kept: > > http://chronos-st.blogspot.ca/2006/12/chronos-101-points-in-time.html > http://chronos-st.blogspot.ca/2007/01/chronos-101-durational-values.html > http://chronos-st.blogspot.ca/2007/01/chronos-101-intervals-of-time.html > > > Cheers, > > Mike > |
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