Forum for Hebcal.com - Free Jewish holiday calendars, Hebrew date converters and Shabbat times
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Answered

Hebrew Date Converter REST API request limits...

loleson 5 years ago updated by Michael J. Radwin 3 years ago 1

Hi,


Does anyone know where I can find information regarding limits on requests - for example how many requests can be made per minute, hour, day?

Thanks!

Answer
Michael J. Radwin 3 years ago

You may receive a 429 “Too Many Requests” error if your client makes more than 90 requests in a 10-second window. Remember, this is a free service; please be polite and send batch API requests slowly over a longer period of time.


Documented here:


https://www.hebcal.com/home/1498/hebcal-developer-api-minor-updates

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Completed

Can I find the dates of Passover for the past 20Years?

Guthrie 5 years ago updated by Michael J. Radwin 3 years ago 1
Answer
Michael J. Radwin 3 years ago

You can find past dates for Passover here

https://www.hebcal.com/holidays/pesach-2001#dates

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Not a bug

cross-origin error in angular

roizofiof 5 years ago updated by Michael J. Radwin 1 year ago 3

Hi,

I'm trying to convert georgian date to hebrew date via your api but I get this error:

Access to XMLHttpRequest at 'https://www.hebcal.com/converter/?cfg=json&gy=2000&gm=12&gd=31&g2h=1' from origin 'http://localhost:4200' has been blocked by CORS policy: Request header field Access-Control-Allow-Origin is not allowed by Access-Control-Allow-Headers in preflight response.

I am using angular observable.

What I need to do?

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Answered

Cleaning up calendar downloads - Apple devices

questioning 5 years ago updated by Michael J. Radwin 3 years ago 4

A few years ago, in an easy download, I subscribed to Hebcal's Jewish calendar for my apple devices (MacBook pro, iPad, iPhone, all synced). It seemed to roll over from year to year. However recently I noticed, looking ahead to next year, that my Jewish calendar entries (holidays as well as Torah portions) abruptly ended. I went back onto Hebcal to download again, and now somehow I have multiple versions for certain dates, each represented in a different color as a different "calendar" within Apple (one called Jewish Holidays+my location, and two simply called Jewish Holidays). I want to clean this up without losing PAST Jewish holidays. Any suggestions?  Also, am I correct that there's no way to contact Hebcal directly about this?

Answer
Michael J. Radwin 3 years ago

Hi, thanks for using Hebcal and thanks for your patience! 

As you have noticed, calendars exported from Hebcal to Apple or Google Calendar or other services that support iCalendar subscription feeds are typically “perpetual”. That is, they contain events for the current year (Gregorian or Hebrew) plus some number of years into the future. Our calendars typically have 5 years of events (current year plus 4 years into the future).


Subscription feeds are the recommended approach because they are easier to manage (with different alarm options, etc) and because Jewish calendar events can be displayed in a different color. 

If you'd like to capture historical holidays from Hebcal and merge them into your personal calendar, this can indeed be done with a little bit of additional export/import effort.

You can visit our https://www.hebcal.com/hebcal page and enter a past year (for example 2015) in the form and then click on the Create Calendar button.

On the calendar results page, click the Download button and note the "Alternate option" text at the very bottom of the Download dialog box.

Alternate option: Download hebcal_2015.ics and then import manually into Apple macOS Calendar.app.


If you click on this link, it will download a file (not a subscription feed) with exactly one year of events, which you can then import into your preferred calendar application.

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can you add the hebrew months title in the head?

racheli1979 6 years ago updated by Matthew 11 months ago 1

hello there and thank you so much for your great calendar app. is there any way to add another line specific that tells the hebrew months like אלול תשע"ח - תשרי תשע"ט and so on .... on each month page. it will be a great help

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Can't get the calendar to show candle lighting and havdalah times on the calendar

Sarah 6 years ago 0

Can't get the calendar to show candle lighting and havdalah times on the calendar even though I entered my zipcode. Using Windows desktop

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RSS feed trigger at Shabbat time rather than week in advance?

Barry Pavel 6 years ago 0

Is it possible to have the RSS feed trigger at the appropriate candle lighting or havdalah time? Right now it seems like I can only get the information the week of?

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Completed

WordPress Plugin - Weekly Shabbat Times

Aaron Reimann 6 years ago updated by Michael J. Radwin 6 years ago 1

I just wrote a little plugin that works with WordPress and I thought I'd share here.


https://wordpress.org/plugins/weekly-shabbat-times


Thanks

Answer
Michael J. Radwin 6 years ago

Thanks! Awesome!

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Answered

Overlapping verses?

Ruth Wilson 6 years ago updated by mori 5 years ago 7

I’m curious about the overlapping verses in Aliyot 4 (4-8) and 5 (6-10) of this week’s parasha Ki Tavo. 

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Completed

How old is creation?

ezeribe Nedu 6 years ago updated by Michael J. Radwin 3 years ago 2

Your calendar indicates we are in the 5778th Year since Creation. Is there some resource that can help me understand how we settled on this, please?

Answer
Michael J. Radwin 3 years ago

Rabbi Nathan Bushwick’s Understanding the Jewish Calendar explains some of the mathematical and scientific underpinnings of the calendar.