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What algorithms compute directions from point A to point B on a map?
...s construction or traffic slows or lane closures.
We employed a technique called ACO (Ant colony optimization) to schedule and route trucks. This technique is an AI technique that was applied to the traveling salesman problem to solve routing problems. The trick with ACO is to build an error calc...
How can I restart a Java application?
... new ProcessBuilder(command);
builder.start();
System.exit(0);
}
Basically it does the following:
Find the java executable (I used the java binary here, but that depends on your requirements)
Find the application (a jar in my case, using the MyClassInTheJar class to find the jar location its...
Twitter Bootstrap Customization Best Practices [closed]
...r better (IMHO) approach is to take cue from the Bootswatch github project called swatchmaker. This project is specifically tailored for building and managing the dozens of Bootstrap themes on the website.
The Makefile in the project builds swatchmaker.less (you can rename it to something like cust...
Is there a read-only generic dictionary available in .NET?
...ionary. Change methods simply aren't there. I made my own interface for it called IReadOnlyDictionary.
public interface IReadOnlyDictionary<TKey, TValue> : IEnumerable
{
bool ContainsKey(TKey key);
ICollection<TKey> Keys { get; }
ICollection<TValue> Values { get; }
...
What is the minimum valid JSON?
...umbers) are accepted by the JSON object, even though the JSON object technically adheres to RFC 4627.
Note that you could therefore stringify a number in a conformant browser via JSON.stringify(5), which would be rejected by another parser that adheres to RFC4627, but which doesn't have the specific...
What is the difference between map and flatMap and a good use case for each?
...=> ["aa","bb","cc","dd"]
The input and output RDDs will therefore typically be of different sizes for flatMap.
If we had tried to use map with our split function, we'd have ended up with nested structures (an RDD of arrays of words, with type RDD[Array[String]]) because we have to have exactly...
python setup.py uninstall
...leted, Python shows:
>>> import my_module
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ModuleNotFoundError: No module named 'my_module'
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What's the best way to validate an XML file against an XSD file?
...
Doesn't work for me, method resolveResource() isn't called unless its set on schemaFactory, any idea?
– tomasb
Jul 25 '18 at 14:21
...
Has anyone used Coffeescript for a production application? [closed]
...use CoffeeScript in our product - a non-public facing website which is basically an app for browsing certain kinds of data.
We use CoffeeScript as a command-line compiler (not on the server, which we'd eventually like to do).
PROS (for us):
It gets rid of a lot of needless clutter in javascript (...
Uppercase or lowercase doctype?
...ldn't worry too much about satisfying XML compliance unless you are specifically trying to make considerations for it. For most client and JS-based server development, JSON has replaced XML.
Therefore, I can only see this really applying if you are trying to update an existing, xhtml/xml-based lega...