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How to call a Python function from Node.js
... have a machine learning algorithm to use in Python. Is there a way I can call Python functions from my Node.js application to make use of the power of machine learning libraries?
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Best way to randomize an array with .NET
What is the best way to randomize an array of strings with .NET? My array contains about 500 strings and I'd like to create a new Array with the same strings but in a random order.
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How can I create an array with key value pairs?
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In PHP arrays are actually maps, where the keys can be either integers or strings. Check out PHP: Arrays - Manual for more information.
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Getting the index of the returned max or min item using max()/min() on a list
... values = [3,6,1,5], and need the index of the smallest element, i.e. index_min = 2 in this case.
Avoid the solution with itemgetter() presented in the other answers, and use instead
index_min = min(range(len(values)), key=values.__getitem__)
because it doesn't require to import operator nor to ...
What is the difference between Cygwin and MinGW?
...Unix-based applications to Windows much easier, by emulating many of the small details that Unix-based operating systems provide, and are documented by the POSIX standards. Your application can use Unix feature such as pipes, Unix-style file and directory access, and so forth, and it can be compile...
How do you discover model attributes in Rails?
...inspect.
irb(main):001:0> User.inspect
=> "User(id: integer, email: string, encrypted_password: string,
reset_password_token: string, reset_password_sent_at: datetime,
remember_created_at: datetime, sign_in_count: integer,
current_sign_in_at: datetime, last_sign_in_at: datetime,
current_s...
How to run Unix shell script from Java code?
...r pb = new ProcessBuilder("myshellScript.sh", "myArg1", "myArg2");
Map<String, String> env = pb.environment();
env.put("VAR1", "myValue");
env.remove("OTHERVAR");
env.put("VAR2", env.get("VAR1") + "suffix");
pb.directory(new File("myDir"));
Process p = pb.start();
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How can I convert String[] to ArrayList [duplicate]
I need to convert a String[] to an ArrayList<String> and I don't know how
6 Answers
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Load resources from relative path using local html in uiwebview
... What if the directory is n folders deep? Is it okay to pass a string like @"www/app" for the directory arg?
– ray
Jun 18 '14 at 20:00
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What underlies this JavaScript idiom: var self = this?
...s article on alistapart.com. (Ed: The article has been updated since originally linked)
self is being used to maintain a reference to the original this even as the context is changing. It's a technique often used in event handlers (especially in closures).
Edit: Note that using self is now discour...