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What does the “-U” option stand for in pip install -U
...find any docs for pip's command line options/arguments. What does pip install -U mean? Does anyone have a link to a list of pip's options and arguments?
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RSpec vs Cucumber (RSpec stories) [closed]
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Totally agree with you Abie! Cucumber integration is vital!
– dpapadopoulos
Jan 21 '19 at 9:37
add a co...
How to identify unused css definitions
...l and it shows me the unused css, but how to use it then? Do I have to manually search each item and remove it?
– Timothée HENRY
Feb 27 '13 at 14:35
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Garbage collector in Android
I have seen many Android answers that suggest calling the garbage collector in some situations.
11 Answers
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Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
...e some applications if you have some group or other access to files, especially if it's a web directory.
– StingeyB
Jul 18 '12 at 18:41
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List or IList [closed]
...u are exposing your class through a library that others will use, you generally want to expose it via interfaces rather than concrete implementations. This will help if you decide to change the implementation of your class later to use a different concrete class. In that case the users of your lib...
Iterating through a range of dates in Python
...erated over. Also the "if" in the generator seems to be unnecessary.
After all, a linear sequence should only require one iterator, not two.
Update after discussion with John Machin:
Maybe the most elegant solution is using a generator function to completely hide/abstract the iteration over the rang...
What is the difference between
...mple, if you have multiline ERB <%...%>, <%#...%> comments out all of it, which it wouldn't do if it was just a normal comment (i.e. it would only comment out the line it's on).
– BalinKingOfMoria Reinstate CMs
Jan 11 '16 at 22:08
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Android ListView with different layouts for each row
...at you've described in comment I would suggest:
Storing views in object called ViewHolder. It would increase speed because you won't have to call findViewById() every time in getView method. See List14 in API demos.
Create one generic layout that will conform all combinations of properties and hid...
How to get object size in memory? [duplicate]
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Lists in C# are preallocated to whatever sizes the framework designers decided to go with, and then increased when needed. By default it's probably something like 10 elements. So you won't notice any size difference until you add enough element...