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How do I install from a local cache with pip?

...pdated Answer 19-Nov-15 According to the Pip documentation: Starting with v6.0, pip provides an on by default cache which functions similarly to that of a web browser. While the cache is on by default and is designed do the right thing by default you can disable the cache and always access PyPI...
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Is quitting an application frowned upon?

...arious comments to the various answers already given at the time of this writing. I have no intention of changing your mind -- rather, these are here for others who come to read this post in the future. The point is that I cannot allow for Android to determine when my app is going to be terminated....
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How can I check if a program exists from a Bash script?

How would I validate that a program exists, in a way that will either return an error and exit, or continue with the script? ...
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How does Java Garbage Collection work with Circular References?

...follow | edited Oct 11 '17 at 7:00 Holger 221k2828 gold badges321321 silver badges597597 bronze badges ...
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Why is f(i = -1, i = -1) undefined behavior?

...say that the instructions performing the assignment cannot be interleaved. It might be optimal to do so, depending on CPU architecture. The referenced page states this: If A is not sequenced before B and B is not sequenced before A, then two possibilities exist: evaluations of A and B...
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C# Events and Thread Safety

... The JIT isn't allowed to perform the optimization you're talking about in the first part, because of the condition. I know this was raised as a spectre a while ago, but it's not valid. (I checked it with either Joe Duffy or Vance ...
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How to avoid using Select in Excel VBA

...rence of using .Select in Excel VBA, but am unsure of how to avoid using it. I am finding that my code would be more re-usable if I were able to use variables instead of Select functions. However, I am not sure how to refer to things (like the ActiveCell etc.) if not using Select . ...
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Defeating a Poker Bot

...feat a poker bot. (This is a purely academic discussion, in the same spirit that PokerPirate was written.) 12 Answers ...
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Const before or const after?

To start you probably know that const can be used to make either an object's data or a pointer not modifiable or both. 7 ...
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Best architectural approaches for building iOS networking applications (REST clients)

I'm an iOS developer with some experience and this question is really interesting to me. I saw a lot of different resources and materials on this topic, but nevertheless I'm still confused. What is the best architecture for an iOS networked application? I mean basic abstract framework, patterns, whi...