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Reduce, fold or scan (Left/Right)?
...ction of intermediate cumulative results using a start value.
Accumulate
From LEFT and forwards...
With a collection of elements abc and a binary operator add we can explore what the different fold functions do when going forwards from the LEFT element of the collection (from A to C):
val abc = ...
How to install latest version of git on CentOS 7.x/6.x
...talled:
git --version
As of 02 Mar. 2020, the latest available version from WANDisco is 2.22.0.
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How did I get a value larger than 8 bits in size from an 8-bit integer?
...rsion specifier %i in printf has no idea that the argument originally came from int8_t calculations; it is just working with an int argument.
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How can I log the stdout of a process started by start-stop-daemon?
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I tried running this command from rc.local instead of init.d... I dont seem to be getting the same results. However when running it from a shell through SSH it works like a charm!
– nemo
Jul 3 '14 at 0:36
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How to do a GitHub pull request
...ranch: isolate your modifications in a branch. Don't create a pull request from master, where you could be tempted to accumulate and mix several modifications at once.
rebase that branch: even if you already did a pull request from that branch, rebasing it on top of origin/master (making sure your p...
What Automatic Resource Management alternatives exist for Scala?
...eader.readLine()).map(_ -> ())).toList
}
You can find more examples from Using doc.
A utility for performing automatic resource management. It can be used to perform an operation using resources, after which it releases the resources in reverse order of their creation.
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Get keys from HashMap in Java
...ke BidiMap (a map that allows bidirectional lookup between key and values) from Apache's Commons Collections - also be aware that several different keys could be mapped to the same value.
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How to pass command line argument to gnuplot?
I want to use gnuplot to draw figure from data file, say foo.data . Currently, I hardcoded the data file name in the command file, say foo.plt , and run command gnuplot foo.plg to plot data. However, I want to pass the data file name as a command argument, e.g. running command gnuplot foo.plg f...
How to get current time and date in Android
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But where does this pull the date and time from? the android device setting itself?
– Kyle Clegg
May 17 '12 at 20:29
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Returning a file to View/Download in ASP.NET MVC
...ed to return. That was asked on the answer accepted as well. It could come from an ORM, from a manually built SQL query, from the file system (as yours pulls information from), or some other data store. It was irrelevant for the original question where your document bytes/filename/mime type came fro...