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Is there a common Java utility to break a list into batches?
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Tagir ValeevTagir Valeev
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Get a list of all the files in a directory (recursive)
... get (not print, that's easy) the list of files in a directory and its sub directories.
4 Answers
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How do I copy folder with files to another folder in Unix/Linux? [closed]
...nation/
If destination doesn't exist, it will be created.
-R means copy directories recursively. You can also use -r since it's case-insensitive.
Note the nuances with adding the trailing / as per @muni764's comment.
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How to get the Power of some Integer in Swift language?
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GoZonerGoZoner
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Can not connect to local PostgreSQL
...uded below).
You need to check the permissions on the socket file and its directories /var and /var/pgsql_socket. Your Rails app (OSX user) must have execute (x) permissions on these directories (preferably grant everyone permissions) and the socket should have full permissions (wrx). You can use ...
Get list from pandas DataFrame column headers
...fastest:
In [1]: %timeit [column for column in df]
1000 loops, best of 3: 81.6 µs per loop
In [2]: %timeit df.columns.values.tolist()
10000 loops, best of 3: 16.1 µs per loop
In [3]: %timeit list(df)
10000 loops, best of 3: 44.9 µs per loop
In [4]: % timeit list(df.columns.values)
10000 loops...
How to remove folders with a certain name
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If the target directory is empty, use find, filter with only directories, filter by name, execute rmdir:
find . -type d -name a -exec rmdir {} \;
If you want to recursively delete its contents, replace -exec rmdir {} \; by -delete or -prune -exec rm -rf {} \;. Other answers include ...
Create Directory When Writing To File In Node.js
I've been tinkering with Node.js and found a little problem. I've got a script which resides in a directory called data . I want the script to write some data to a file in a subdirectory within the data subdirectory. However I am getting the following error:
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Change Name of Import in Java, or import two classes with the same name
...erested, you can find a JEP draft here: https://gist.github.com/cardil/b29a81efd64a09585076fe00e3d34de7
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Blurry text after using CSS transform: scale(); in Chrome
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I have have this problem a number of times and there seems to be 2 ways of fixing it (shown bel...