sounds much better to say recorded or listed undocumented features!!!
On Monday, 4 February 2019 16:27:02 UTC+2, Thomas Keffer wrote: > > Sounds like an oxymoron: documented undocumented features. > > -tk > > On Mon, Feb 4, 2019 at 6:25 AM Andrew Milner <[email protected] > <javascript:>> wrote: > >> Tom >> It would be lovely to have all the undocumented, unsupported, untested >> gems gathered together somewhere - so that at least they are recorded in >> one place!!!!! >> >> >> >> On Monday, 4 February 2019 15:37:50 UTC+2, Thomas Keffer wrote: >>> >>> The $current object has an undocumented feature that allows a timestamp >>> to be specified. It looks something like this (NOT TESTED): >>> >>> #set $yesterday=$current.dateTime.raw - 86400 >>> <p>The temperature 24 hours ago was >>> $current(timestamp=$yesterday).outTemp </p> >>> >>> Because a timestamp 24 hours ago may not fall precisely on when a record >>> is available, the feature also allows a "max delta" to be specified. A >>> record that falls within max_delta is considered "good enough." So, if >>> you're willing to accept anything within 10 minutes, the template would >>> look like: >>> >>> <p>The temperature approximately 24 hours ago was >>> $current(timestamp=$yesterday, max_delta=600).outTemp </p> >>> >>> Note that this is undocumented, unsupported, and untested. It's a little >>> clumsy, so it's also likely to change at some future point. Still, I'd be >>> interested in your experience using it. >>> >>> -tk >>> >>> On Mon, Feb 4, 2019 at 5:08 AM phopwooduk via weewx-user < >>> [email protected]> wrote: >>> >>>> Hi, >>>> >>>> >>>> >>>> I am new here and this is my first post. >>>> >>>> >>>> >>>> I am using a modified version of the NeoWx skin, I would like to show >>>> Temperature at this time yesterday. I can see there are methods for >>>> showing aggregation of values min, max etc in the past. But I can only >>>> see >>>> how to get down to a resolution of 1 hour. >>>> >>>> >>>> >>>> So the question is, is it possible to show the temperature this time 24 >>>> hours ago, or the nearest value to 24 hours ago, if it is possible how >>>> would I do this. >>>> >>>> >>>> >>>> All the best. >>>> >>>> Peter >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "weewx-user" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
