Halachic Guide - Shavuos | לוח יומי - חג השבועות

Is it OK to make heated floors in the Beis HaMikdosh when Moshiach comes so that the Kohanim don’t get cold feet?

AskTheRav cannot give a definitive answer on this. The following are issues to consider: 1. Is it OK to make a change to the structure of the Beis Hamikdosh? There is…

יש בעיה הלכתית לצלם דפים (20) לשימוש אישי מספר שהוא מהדורה חדשה לספר קדום (למשל שו”ע)?

כיון שיש בעלות לפי חלק מהפוסקים על יצירה ספרותית וזה כולל גם על העריכה והעיצוב, לזאת אסור לצלם דפים אלו אם זה יגרום הפסד או מניעת ריוח למוציא לאור. …

Can I attend a MicDrop event?

I have been encouraged by a close friend to attend a seminar called MicDrop. I have done a bit of research and there seems to be some questionable Halachic and…

If food was left in the oven which is on to continue cooking on Shabbos, can I take out the food from the ON oven on Shabbos?

Ovens are challenging to use for Shabbos and Yom Tov, for a number of reasons. The main problem with using them on Shabbos is the thermostat, which is affected by…

Can one use a Styrofoam cup as a Keli Sheni or Shlishi? Styrofoam doesn’t cool down the liquid very much.

It is considered a Keli Sheni (or Shlishi, when using two cups). However, it should be noted that one should be stringent with boiling water in a Keli Sheni,…

When do I start counting 5 days of period? From spotting or from the actual flow?

If the Kesem is deemed Tamei you may start your five days from it, but for the calendar only an actual flow is considered for Vestos. #2794

Covering Seforim in the Bedroom for Intimacy

Question: We are being guests for Shabbos and the room we will be staying in has Seforim bookcases. It would be complicated to cover them, is there anything else…

Is the Halacha different regarding Onos that are within a couple of months post birth?

Must they all be kept? Is the difference only regarding Veses Kavua. How does it work? Answer: After a birth one must keep the Onos (Hachodesh, Beinoni, Hafloga)…

In the hospital on Shabbos within 3 days of childbirth, can a mother do these three things?

1) Push the buttons to adjust the hospital bed to a sitting/lying position (so she can nurse the baby and sleep when needed)? 2) Push the button to call the…

Is it Halachicaly acceptable to inform someone in advance that you will charge them for using an item of yours without permission?

I.e. a book, you never charged others to borrow, but because a person is using it without permission, the owner would like to stop such behavior by setting a…

What is the proper way to sell things in a Yeshivah canteen on Shabbos?

The point of the canteen is to give access to kosher food to the students that need that availability. There is also a point or ticket system that they…

Does whey protein powder have to be Cholov Yisroel?

Yes. See here at length for an analysis of the issues. Kosher Cholov Yisroel whey protein powder is available. See, for example, here.

האם צריך לטבול כלי שהגיע מתיקון אצל גוי, כאשר הגוי, החליף בו חלקים, מנרוסטה?

צריך טבילה. אם בברכה, תלוי בכמה פרטים. אם הכלי לא הי׳ ראוי כלל לשימוש לפני זה, וכגון שיש בו נקב בשיעור כונס משקה, יטביל בברכה. אם הי׳ ראוי לשימוש,…

Bracha on Granola for Children

Question: I saw the Rav say that granola bars are Ha'adoma, but for the after Brachah one should try to either eat it B'toch Seuda or to eat a…

Is it acceptable, or is there any leniency, to use hairspray on hair or a beard on Shabbos? Is this Boneh?

One may schmear hair oil. However, one may not use a cream or ointment (besides for the issue of ממרח) or gel or spray, which shapes the hair. Only a…

Shabbos & the Hotplate

Question: We are getting a hot plate for Shabbos. On Shabbos, how does one reheat cold food from the fridge on a hot plate? Is it permissible for a…

I served platters of green peppers, onions, and lettuce by a meal with bagels and salads which also had Milchig (cream cheese and cheese). I requested not to use the same utensils as the Milchig with everything else, but I don’t think people were careful about it. Can I wash the vegetables and cook them together with hot Fleishigs? They were cut with a Pareve knife and I put oil and salt on the onions before leaving them overnight.

If you make sure to wash them well so that there is definitely no Milchigs whatsoever on the vegetables, then it is OK.

Sometimes when I check my Tzitzis on Shabbos I find that one of the knots was loose and it has become undone. What should I do in such a case? Can I still wear the Talis / Talis Katon? Can I redo the knot very lightly in a way that it will not last, like just loop the two sides into each other without tightening?

Leave it. The Tzitzis may be worn as is. Do not redo it even lightly. See Halacha2go.com #8: Can I check my Tzitzis on Shabbos? Sources: אסור…

Someone who was born in Adar during a regular year, when do they celebrate their birthday in a leap year?

Both Adars. Sources: .הוראה ביחידות פרטית (משנת תשל״ג) ע״פ השמועה - התקשרות גל׳ תנג.ושם: מכיון שהוא ענין של מנהג. וראה קובץ הערות הת׳ ואנ״ש מאריסטאון קצח. וראה אג״ק…

Is it a problem to have your Fleishig and Milchig oven and stovetop side by side? (See attached picture). If yes, can the ovens be used at the same time? How about the stovetops?

About the stovetop: It is advisable to put a glass or an iron plate between the two stovetops. About the ovens: As it is possible that by opening the oven,…

We know someone named צורישדי. Is there a problem with saying his name?

No.

I know we are meant to do Negel Vasser with babies from the Bris, from when should we be careful with a baby girl?

There is no Halacha to wash babies Negel Vasser from their Bris. However, the Alter Rebbe writes that one who is careful not to have babies touch food from the…

What are the sources that hair must be completely covered, even a single hair?

See here and the sources brought therein. See also Sefer Kevuda Bas Melech at length.

Is a laundry room that is also used to store things in, like cleaning supplies and food that isn’t used frequently, obligated in Mezuzah?

The room requires a Mezuzah regardless, even if food wasn’t stored there. Sources: ראה הנסמן באגור באהליך לב, מז. שכל טוב רפו, קז. פתחי מזוזות רפו, לט. שערי המזוזה…

Someone I know got engaged. I know that this individual has a certain mental illness/disorder. Do I have an obligation of telling anyone this information?

This information must be shared, provided the following conditions are met: 1. You know for a fact this is the case. 2. Ensure not to exaggerate. 3. Your intention is…

Halachic Guide – Shavuos | לוח יומי – חג השבועות