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What is the difference between a directory and a folder?
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If one is referring to a container of documents, the term folder is more appropriate. The term directory refers to the way a structured list of document files and folders is stored on the computer. The distinction can be due to the way a directory is accessed; on Unix systems, /usr/bin/ is us...
Is there a naming convention for Django apps
...here a preferred naming convention for creating a Django app consisting of more than one word? For instance, which of the following is preferred?
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Why does installing Nokogiri on Mac OS fail with libiconv is missing?
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Why should hash functions use a prime number modulus?
...sume that the others have followed the same rule.
[Edit: there's another, more specialized reason to use a prime number of buckets, which is if you handle collisions with linear probing. Then you calculate a stride from the hashcode, and if that stride comes out to be a factor of the bucket count t...
How do I convert a String to an InputStream in Java?
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Efficient way to insert a number into a sorted array of numbers?
I have a sorted JavaScript array, and want to insert one more item into the array such the resulting array remains sorted. I could certainly implement a simple quicksort-style insertion function:
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Difference between “on-heap” and “off-heap”
...ance using memory mapped files
Edit: For some scenarios one might choose more sophisticated Garbage Collection algorithms such as ConcurrentMarkAndSweep or G1 to support larger heaps (but this also has its limits beyond 16GB heaps). There is also a commercial JVM with improved 'pauseless' GC (Azul...
What is the ideal data type to use when storing latitude / longitude in a MySQL database?
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Skip download if files exist in wget?
...loading ~1600 files from a list, and then updated the list to include some more files. The files don't change so I don't care about the latest version and I don't want it to check the server for new versions of the 1600 files that I already have.
– JBentley
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Generate UML Class Diagram from Java Project [closed]
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