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Using R to download zipped data file, extract, and import data
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Zip archives are actually more a 'filesystem' with content metadata etc. See help(unzip) for details. So to do what you sketch out above you need to
Create a temp. file name (eg tempfile())
Use download.file() to fetch the file into the temp....
ReactJS render string with non-breaking spaces
... contain characters such as &.
It also contains spaces. I want to replace all spaces with   .
6 Answers
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Does C# have an equivalent to JavaScript's encodeURIComponent()?
...agraph bold? It seems to be the most important thing to know on this page, and it needs more visibility.
– Timo
Aug 25 '16 at 15:45
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Passing a dictionary to a function as keyword parameters
...reat, just used it with argparse/__dict__ to make it really easy to do command line argument parsing directly into options for a class object.
– Horus
Jun 14 '12 at 3:47
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How to write a Unit Test?
...input.
Now, implement the test by declaring a class, name it anything (Usually something like TestAddingModule), and add the testAdd method to it (i.e. like the one below) :
Write a method, and above it add the @Test annotation.
In the method, run your binary sum and assertEquals(expectedVal,cal...
Please explain the exec() function and its family
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Simplistically, in UNIX, you have the concept of processes and programs. A process is an environment in which a program executes.
The simple idea behind the UNIX "execution model" is that there are two operations you can do.
The first ...
Using comparison operators in Scala's pattern matching system
...t; println("less than ten")
}
Edit: Note that this is more than superficially different to putting an if after the =>, because a pattern won't match if the guard is not true.
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Downloading images with node.js [closed]
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Cool! Is there a way to check size and content type before actually downloading it?
– Jonathan Ong
Oct 5 '12 at 19:00
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What is process.env.PORT in Node.js?
...t may independently configure the process.env.PORT variable for you; after all, your script runs in their environment.
Amazon's Elastic Beanstalk does this. If you try to set a static port value like 3000 instead of process.env.PORT || 3000 where 3000 is your static setting, then your application w...
Generate list of all possible permutations of a string
How would I go about generating a list of all possible permutations of a string between x and y characters in length, containing a variable list of characters.
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