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Why would a JavaScript variable start with a dollar sign? [duplicate]
...(_) are permitted anywhere in an IdentifierName.
As such, the $ sign may now be used freely in variable names. Certain frameworks and libraries have their own conventions on the meaning of the symbol, noted in other answers here.
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Could not open a connection to your authentication agent
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@xtian I'm not sure that I understand the issue. I don't know the exact details, but I'm guessing that the private key is never sent over the network. I think ssh-add merely decrypts an encrypted private key on the host machine, so that it can be used locally...it's never sent to an...
CAP theorem - Availability and Partition Tolerance
...stency. Consider if you have two nodes, X and Y, in a master-master setup. Now, there is a break between network communication between X and Y, so they can't sync updates. At this point you can either:
A) Allow the nodes to get out of sync (giving up consistency), or
B) Consider the cluster to be ...
Kill child process when parent process is killed
...nifest once again? Apparently there's a break in the clouds, as Windows 8 now allows a process to belong to multiple jobs. [3] So I haven't tested it yet, but I imagine that this madness will be over now if you simply include a manifest with the supportedOS information.
Tip 1: If you're developing...
Iterate through pairs of items in a Python list [duplicate]
..., you will get ImportError: cannot import name 'izip' from 'itertools' (unknown location). You can just use zip instead of izip from itertools in Python 3.
– josch
Jul 6 '19 at 7:37
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How to create the perfect OOP application [closed]
... p contains (np/100 rounded up to the nearest 0.05) amount of sales tax.
Now, what are the relationships between all those nouns?
Basic Sales Tax is a kind of Sales Tax
Import Duty is a kind of Sales Tax
A Sales Tax has a Rate which is a Decimal
Books are a kind of Item
Food is a kind of Item
Me...
how to check the dtype of a column in python pandas
...ent functions to treat numeric columns and string columns. What I am doing now is really dumb:
6 Answers
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Is it abusive to use IDisposable and “using” as a means for getting “scoped behavior” for exception
...e that if something in that scope threw an exception, then B would have a known state when the scope was exited. This isn't pure RAII as far as the acronym goes, but it's an established pattern nevertheless.
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How to use auto-layout to move other views when a view is hidden?
...ample) set the view's width to 0, you'll run into two problems. First, you now have double spacing between the superview and the visible view: |-(space)-[hidden(0)]-(space)-[visible] is effectively |-(2*space)-[visible]. Second, that view might start throwing constraint violations depending on its o...
Transferring an app to another Firebase account
I have a few apps under my personal firebase account for testing, but now need to transfer an app to a client's account for billing purposes. Is this possible?
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