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How do you find the disk size of a Postgres / PostgreSQL table and its indexes
I'm coming to Postgres from Oracle and looking for a way to find the table and index size in terms of bytes/MB/GB/etc , or even better the size for all tables. In Oracle I had a nasty long query that looked at user_lobs and user_segments to give back an answer.
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Automatically expanding an R factor into a collection of 1/0 indicator variables for every factor le
I have an R data frame containing a factor that I want to "expand" so that for each factor level, there is an associated column in a new data frame, which contains a 1/0 indicator. E.g., suppose I have:
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Detecting superfluous #includes in C/C++?
I often find that the headers section of a file get larger and larger all the time but it never gets smaller. Throughout the life of a source file classes may have moved and been refactored and it's very possible that there are quite a few #includes that don't need to be there and anymore. Leaving...
Android: ListView elements with multiple clickable buttons
I've a ListView where every element in the list contains a TextView and two different Buttons. Something like this:
8 Ans...
How to pass all arguments passed to my bash script to a function of mine? [duplicate]
Let's say I have defined a function abc() that will handle the logic related to analyzing the arguments passed to my script.
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What's the point of 'const' in the Haskell Prelude?
Looking through the Haskell Prelude, I see a function const :
9 Answers
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Error: The 'brew link' step did not complete successfully
I'm trying to install node.js via Homebrew. Unfortunately, I get this error:
21 Answers
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How to check for a valid Base64 encoded string
Is there a way in C# to see if a string is Base 64 encoded other than just trying to convert it and see if there is an error? I have code code like this:
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Hide scroll bar, but while still being able to scroll
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Build fat static library (device + simulator) using Xcode and SDK 4+
It appears that we can - theoretically - build a single static library that includes both simulator and iPhone and iPad.
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