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Ask Games Video Games

Ability timers increasing when overused

I swear that the more I used Revali’s Gale the more the cool down was. Is this 100% true or is it just me being weird?

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Ask Electrical Engineering Engineering

PCB specs, Meaning of “6-1” diameter

I’m using a relay for a PCB, but have trouble understanding some of the specs for the recommended hole drill sizes. As shown below, the spec sheet indicates a "6-1" diameter hole. What is the meaning of this 6-1? It should be something with a diameter of less than 2.22 mm, but it would be […]

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Ask Chemistry

Equilibrium and Rates of Reaction

Consider the following equilibrium system: $\ce{A<=>2B}$ Suppose you were to establish equilibrium starting with 1mol of A (system 1), as opposed to starting with 2mol of B (system 2). I know that the concentrations of A and B at equilibrium will not differ regardless of the initial direction for this example, but would both systems […]

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Ask Chemistry

Rank H, H-, H+, He from smallest to greatest (answer in body, don’t understand why)

The correct answer is H+, He, H, H-. I understand why the rank is H+ < H < H- due to the loss or gain of an electron, which would make the H smaller. However, I don’t understand why He is smaller than H. Doesn’t He have 2 electrons and 2 protons? Shouldn’t it be […]

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Ask Chemistry

Are there kinds of lycopodium powder that do not have the hydrophobic and flammable properties?

I bought some lycopodium powder online. It came in a packet labelled ”lycopodium powder dragon’s breath fine”. It is a very fine yellowish powder. I bought it purposely to experiment with for fun but unfortunately it is not behaving as I expected. There are two main experiments I wanted to do with it. The first […]

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Ask Chemistry

What does A and B represent in the given figure of p orbital [closed]

1 spherical node, radial node 2 angular node ,radial node 3 radial node, angular node 4 angular node, planar node Choose any 1

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Mastering Development

What is exclusion constraint in PostgreSQL? What is the according term (and sample SQL script) in Microsoft SQL Server?

I read a book Exclusion constraint CREATE TABLE movies ( Title TEXT, Copies INTEGER ); ALTER TABLE movies ADD EXCLUDE (title WITH=, copies WITH=); What is the meaning of Exclusion constraints? What is the according term (and sample SQL script) in Microsoft SQL Server?

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Mastering Development

Does Dijkstra work with all negative weights

Would Dijkstra work with all negative weights, considering the condition, that we choose the most negative value and go ahead with it? [Normal Dijkstra Algorithm] I couldn’t find the answer online. Thank you.

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Mastering Development

Pandas pd.series returns a 2D structure

I want to ask a question about Panda’s series. I am reading a book on Python on Data Science by O’Reilly publications and was reading on Pandas. Consider the following code: frame = pd.DataFrame(np.random.randn(4,3), columns=list(‘bde’), index=[‘Utah’, ‘Ohio’, ‘Texas’, ‘Oregon’]) This code provides the following result. b d e Utah -0.81 0.43 -0.50 Ohio 1.67 -0.67 […]

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Mastering Development

Dictionary prefixed to requests get() method in Python

I am currently looking at some code for a finance API and there is an example function which seems to action a specified type of request (I’m very new to requests, so still learning about this). I don’t understand the syntax in the functions return.. I have never seen a dictionary prepended to a method […]