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Getting a list of files in a directory with a glob
...wesome... I have been pissing around with other approaches for a whole day now! Great. The main trick is just knowing what to search for on StackO!
– Cliff Ribaudo
Jan 13 '12 at 0:29
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SQL/mysql - Select distinct/UNIQUE but return all columns?
... Krakow
France Paris
France Marseille
Italy Milano
Now the query
SELECT country FROM locations
GROUP BY country
will result in:
--country--
France
Poland
Italy
However, the following query
SELECT country, city FROM locations
GROUP BY country
...throws an error in...
How to count TRUE values in a logical vector
...00,1,5)), 10))
# create solution vector
sol <- round(runif(20, 1, 5))
Now apply a function:
> fscore(d, sol)
[1] 6 4 2 4 4 3 3 6 2 6
If you pass data.frame argument, it will return modified data.frame.
I'll try to fix this one... Hope it helps!
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append multiple values for one key in a dictionary [duplicate]
...e seen a digit associated with a year or not. You just append and forget, knowing that a missing key will always be a list. If a key already exists, then it will just be appended to.
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Is it possible to create a File object from InputStream
...tly the OutputStream, use a try with resources or IOUtils.closeQuietly. I know its just an example but beginners will copy it literally.
– Rafael Membrives
Aug 30 '17 at 7:35
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Read environment variables in Node.js
...he top of your application entry file:
require('dotenv').config();
Done. Now you can access your environment variables with process.env.ENV_NAME.
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Should I return EXIT_SUCCESS or 0 from main()?
...for the concept of "operating system" defining symbolic values to return.
Now, in a many-to-many scenario (where many languages serve to write programs to many system) the correspondence between the language convention for "success" and the operating system one (that no one can grant to be always t...
How to simulate a mouse click using JavaScript?
I know about the document.form.button.click() method. However, I'd like to know how to simulate the onclick event.
7 An...
Are there console commands to look at whats in the queue and to clear the queue in Sidekiq?
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This is the approach that works right now (August 2016). The accepted answer is outdated as of ~2013.
– Jan Klimo
Aug 5 '16 at 5:37
add a ...
How do I determine the dependencies of a .NET application?
...excellent .NET reflector from Red Gate. (EDIT: Note that .NET Reflector is now a paid product. ILSpy is free and open source and very similar.)
Load your DLL into it, right click, and chose 'Analyze' - you'll then see a "Depends On" item which will show you all the other dll's (and methods inside t...