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ExecJS::RuntimeError on Windows trying to follow rubytutorial

... My friend was attempting a Rails tutorial on Win 8 RTM a few months ago and ran into this error. Not sure if this issue exists in Windows 7 as well, but this may help. Options: 1) Removing //= require_tree . / Ignoring the issue - As ColinR stated above, this line sho...
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Convert two lists into a dictionary

...= ('Monty', 42, 'spam') What is the simplest way to produce the following dictionary ? dict = {'name' : 'Monty', 'age' : 42, 'food' : 'spam'} Most performant, dict constructor with zip new_dict = dict(zip(keys, values)) In Python 3, zip now returns a lazy iterator, and this is now the m...
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What is the difference between Cygwin and MinGW?

I want to make my C++ project cross platform, and I'm considering using Cygwin/MinGW. But what is the difference between them ? ...
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How to add custom validation to an AngularJS form?

...rder to check them in. The first one it finds in the list that is "truthy" wins, and it will show that message and none of the others. And a plunker for the ngMessages example share | improve this ...
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How to use QueryPerformanceCounter?

...bly my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not really sure how to implement it. ...
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How does the ThreadStatic attribute work?

...ilers that emit to IL like VB.NET and C# don't need to know anything about Win32 TLS in order to emit IL code that can read and write a variable that has the ThreadStatic attribute. There's nothing special about the variable as far as C# knows - it's just a location to read and write stuff. The fa...
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How to execute Python scripts in Windows?

...pt without typing "python" in front, you need to know two things about how Windows invokes the program. First is to find out what kind of file Windows thinks it is: C:\>assoc .py .py=Python.File Next, you need to know how Windows is executing things with that extension. It's associ...
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Android: How to bind spinner to custom object list?

...mplest Solution After scouring different solutions on SO, I found the following to be the simplest and cleanest solution for populating a Spinner with custom Objects. Here's the full implementation: User.java public class User{ public int ID; public String name; @Override public Str...
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What is a race condition?

... thread changed x in between the check and act. You have no real way of knowing. In order to prevent race conditions from occurring, you would typically put a lock around the shared data to ensure only one thread can access the data at a time. This would mean something like this: // Obtain lock fo...
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Share data between AngularJS controllers

...g solution to this problem please press the link below https://codepen.io/wins/pen/bmoYLr .html file: <!DOCTYPE html> <html> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script> <body ng-app="myApp"> <div ng-controller="...