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2
votes
4answers
106 views

How does the phrase מנהגא מילתא היא relate to halachic Jewish life?

I have seen the phrase מנהגא מילתא היא mentioned in the halachic works of various Rishonim. Neither it's plain meaning in these works nor it's connotations in relation to the significance of custom ...
12
votes
1answer
137 views
+150

How can someone, halachically, do teshuva when s/he has offended an anonymous person on the internet?

Ramba"m among others, state that Yom Kippur does not atone for sins committed between a person and his neighbor until a person personally asks the other for forgiveness. Mi Yodeya is an example of ...
0
votes
1answer
111 views

Watering Synthetic Grass on Shabbat?

Is there a problem of watering synthetic grass on Shabbat- If the synthetic grass has gaps or "holes" whereby the water can leak through to the earth underneath it? What if the earth underneath ...
3
votes
2answers
342 views

Halachic law about inviting a Jew for dinner by a Gentile

I know that Observant Jews are commanded by law to eat Kashrut or kosher, so can I as a Gentile invite my Jewish friend for dinner, for example at a marriage or engagement party? What food items ...
3
votes
4answers
443 views

Niddah and Counting 7 Clean Days - What are its Origins?

The following comment is made in the wikipedia entry on Niddah: In the days of the Amoraim, because of possible confusion in determining when menstruation began and ended and hence whether blood ...
2
votes
0answers
55 views

Shvusim. does amount make a difference

Is there a concept of shvus dishvus with an added shvus making it a rabbinic prohibition 3 times removed. For example if it's yom tov sheini, and the action is rabbinic such as Nolad (turning on a ...
0
votes
1answer
69 views

Shmitah nowadays?

Do any poskim hold that there isn't shmita now days? I ask this because There is a machloket rishonim if the yovel counts towards shmita or not. There are opinions that say only when we have the ...
8
votes
2answers
2k views

If Consuming Blood is Prohibited Can Jews Accept Blood Transfusions?

According to Leviticus 7:26-27 Jews shouldn't consume blood. So why can Jews accept blood transfusions in non-life threatening situations? Is the act of inserting blood via arm not considered ...
2
votes
1answer
77 views

When exactly does Havdala in Maariv effect a permission to perform Melacha?

Can you perform Melacha on Saturday night immediately when you finish אתה חוננתנו in Maariv motzei Shabbat, when you finish the bracha of חונן הדעת, or when you finish Shmoneh Esrei? It seems that אתה ...
1
vote
1answer
50 views

Can tevilas keli be avoided by giving the item to another Jew and borrowing it back from him?

The idea of giving an item that is difficult to immerse in a mikvah to a non-Jew and then borrowing it back is known to me (see for example the answer from “Lechayam” to the related question Electric ...
12
votes
6answers
622 views

Mezonos ? Bread

Is there such a thing as Mezonos bread?
15
votes
15answers
1k views

Why is techeles not universally accepted?

The Machon Ptil Tekhelet has (to my mind) some pretty compelling arguments as to why the Murex Trunculus is very likely the genuine chilazon from which techeles (blue dye) for the mitzva of tzitzis is ...
7
votes
3answers
219 views

What's the exact procedure for using a key belt?

On Shabbat, in places where there is no communal eruv (or for those who do not rely on a communal eruv), taking your house key with you when you leave your home is a problem of carrying. One ...
11
votes
2answers
143 views

In Levirate marriage, can the widow refuse marriage to the brother-in-law?

In Levirate marriage, the Torah text gives the option for the brother in law to refuse when it says: Devorim 25 (7) But if the man does not wish to take his brother's wife, the brother's wife ...
10
votes
2answers
446 views

What is the halachic status of today's modern bathrooms?

Is a bathroom today considered a graf shel re'i? May one engaged in dvarim she'bikdusha (learning, praying etc.) opposite a bathroom with the door open if there is no waste in it?
7
votes
1answer
109 views

Halakha book for modern working place

Is there a halakha book providing the guidance rules for proper behavior at a modern working place? I mean not only relatively obvious "halakhot yekhud" or "kashrut" but taking into consideration ...
4
votes
1answer
40 views

What is the status of a modern-day city with regards to techum?

The halacha of techum states that one cannot go more than 2000 amot outside of his place of rest. The place of rest can be the city in which he's spending Shabbat. With regards to t'chum, what ...
13
votes
2answers
836 views

What halachic issues are involved in turning off a mobile phone while praying the quiet Amidah?

A person realises during his quiet Amidah, that he has not turned off his mobile phone. He is worried lest it ring while he is praying. On the other hand, turning it off will interfere with his ...
-2
votes
1answer
106 views

Should we allow women to dance with a Torah on Simchas Torah?

Active women in my shul are demanding the right to dance with a Torah on Simchas Torah, behind the mechitza. They are saying that it is not something forbidden, and that it is religiously healthy. ...
2
votes
1answer
47 views

Visiting sites previously used for idol worship

Given the prohibition on entering a place of idol worship (Rambam, Peirush ha-Mishnayos, Avodah Zarah 1:3), when, if ever, is one permitted to visit a historical site that has been used as a place of ...
7
votes
2answers
103 views

Does wine bottle cut into a drinking glass need to be toveled?

I've been cutting wine bottles into drinking glasses as gifts for friends and am wondering if they need to be taken to the mikveh as they now could be considered "new" containers. Does a wine bottle ...
0
votes
1answer
32 views

Does jam have the halacha of duchka d'sakina?

The Chochmas Adom in 49:9 holds that all fruit have the halacha of duchka d'sakina, and that if you cut a fruit with a meat knife which was not definitively clean, you need to scrape off the outer ...
2
votes
1answer
49 views

Champagne and hechsher

I have heard (without a source) that some who were makpid to purchase only wines with hashgachot would consume wine from Champagne without a hechsher, probably because gentiles typically do not use ...
4
votes
1answer
251 views

What exactly is “Psik Reisha”?

What exactly is "Psik Reisha"? I know this has something to do with the laws of Shabbat, and possibly something to do with unintended consequences that are allowed, but what exactly is it, and in what ...
0
votes
1answer
43 views

Is jam a davar charif?

I learned that juicy fruit are considered a davar charif. Is jam or preserves made from such types of fruit also a davar charif? Why or why not?
3
votes
1answer
119 views

Satmar and Mishnah Berurah

Do Satmar hassidim follow the Mishnah Berurah? If this is not the case, what sefer or sefarim do they use?
4
votes
1answer
40 views

Is there a the obligation to be MeChadesh Divrei Torah

The mitzvah of learning Torah is well known. But what about being MeChadash Chidushei Torah, innovating Torah thoughts? Does such an obligation exist? or is it enough that I learn what is written ...
5
votes
1answer
20 views

Understanding the difference between shevus and gezeirah

I know that, in general, there is a difference in strictness between the two categories of protective measures, but am having difficulty in explaining the difference between the two.
-1
votes
0answers
34 views

Kedushah and Chazaras HaShatz

If the Shatz keeps mispronouncing Hashem’s Name - meaning the entire repetition of the Shemona Esrei is no good - can one answer the Kedushah? Is the Kedushah an integral part of Chazaras HaShatz or ...
6
votes
1answer
143 views

If water accidentally spilled on my laining sheet and rubbed out the ink, is it still shaimos?

I have a computer program that I use to print the Tikkun, so that I can practice the parsha while at work (instead of shlepping the huge Tikkun book.) Today, I accidentally spilled water on the ...
4
votes
1answer
105 views

When can a bracha carry over onto more food?

If i make a bracha x, eat some y, then decide i want some z, do i need to make another bracha? I'll present a few cases for x, y, and z here. Make a mezonot with the intention to eat one cookie, and ...
2
votes
1answer
62 views

When did walking from Ner Israel yeshiva to Baltimore no longer require Eruv Techumin?

From what I'm told, several decades ago one who wanted to walk from Ner Israel yeshiva on Mt. Wilson Lane in Pikesville, MD to the greater Baltimore community (e.g. Rabbi Heinemann's shul, the Agudah, ...
6
votes
1answer
118 views

Tzadakkah questions (flyers in mail)

What is one's halachic obligation based on Rambam Hilchos Matanos Anayim 10:3, "do not turn away…", when one receives tzedakkah flyers in the mail for many different types of causes? In ...
5
votes
2answers
279 views

12-step recovery programs with Gentiles

Based on well-known results, 12-step programs based on Alcoholics Anonymous and branching out to narcotics and such, appear to be extremely effective. However, since Jews are roughly a 1:100 ...
10
votes
1answer
114 views

Interfering with wild predator and prey animals

Would it be considered tzaar baalei chaim (animal cruelty) to assist a wild animal at the expense of another? Would it be acceptable to help a wild predator catch wild prey (causing distress to the ...
3
votes
1answer
67 views

Suckling directly from a kosher animal

After scouring the internet for various legitimate medical cures to a certain innocuous virus, several obscure websites suggest suckling directly from the teat of a goat (mirrored by several people my ...
2
votes
1answer
93 views

Is it permitted for a couple to have relations during the daytime?

Is it permitted for couples to have relations in the daytime if they are tired in the evenings?
5
votes
0answers
40 views

Corporations, Jewish Shareholders and Interest

How many Jewish shareholders does a corporation or bank have to have in order for the prohibitions on lending or borrowing at interest to apply? Is one Jewish shareholder sufficient, or does it ...
3
votes
3answers
585 views

Can I use a SodaStream with an indicator light on Shabbos?

I saw that I can use a SodaStream on Shabbos, but I have a specific question: Can I use a Sodastream on Shabbos if it has an LED indicator? If not, is there something I can do to it to make it usable ...
2
votes
4answers
220 views

Can you use a pool for a mens mikvah

Is a pool allowed to be used as a mikvah for keri, for erev shabbos, and Shabbos day? If so does the filter have to be off? Since it is not only made of rain water i am having a doubt. Please answer ...
5
votes
1answer
33 views

Is there a prohibition to eat produce before bikkurim (first fruits) have been separated?

Rambam Sefer Hamitzvos negative command 153 says We are forbidden from eating tevel, i.e. produce from which the terumos1 and ma'asros have not yet been separated. Is there a comparable ...
3
votes
1answer
98 views

Guitar during public weekday prayers

Is anyone aware of any halakhic opinion regarding the playing of musical instruments, guitar for example, in shul on a weekday, not shabbo. Does it have the same religious stigma and opposition as ...
3
votes
1answer
54 views

Blowing shofar for someone at their home

What does one need to know in order to properly perform a private shofar-blowing for someone who cannot make it to Shul on Rosh Hashana? There are many details of how the shofar blowing is conducted ...
2
votes
1answer
37 views

Do we still need 4 amot for davening with benches?

Most shuls nowadays separate rows with benches/chairs and shtenders. If this is the case, must someone avoid walking in front of someone davening, even separated by benches? It seems less likely to ...
4
votes
1answer
67 views

Assuming something has remained Kosher

When someone buys a product with Kosher certification, do they have to check to make sure that it is still certified Kosher or can they rely on the fact that the last time (or first time) they bought ...
0
votes
1answer
366 views

Cohen and Vasectomy Marrying a women who wants to have children

If it is prohibited for a women who want's to have children to marry a a man who had a vasectomy and the man told her before the wedding that he had the vasectomy and she had in mind to get invitro ...
11
votes
3answers
286 views

Would a genetically engineered red heifer be usable?

Assuming that a non-Jew chose to create a genetically engineered parah adumah (red heifer) and further assuming it met all the halachic requirements --no two black hairs, hadn't been used for work ...
5
votes
1answer
137 views

Buying non-Kosher food for home Emergency Kits

The United States federal government, American Red Cross, and surely countless other governments and NGOs recommend that families have Emergency Survival Kits in their homes in case of a natural or ...
2
votes
1answer
41 views

Violating a cancelable oath?

If someone made an oath "I'm not going to eat bread for thirty days" and wants to "cancel" it, he goes to three people and tells them "I didn't know that it would be so hard". They say "OK, it's ...
17
votes
2answers
484 views

Jews under Charlemagne

Jews under Charlemagne in the 8th century and the Carolingian emperors were accredited food providers in addition to providing wine for Christian mass. I am looking for halachic responses to these ...