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What does the [Flags] Enum Attribute mean in C#?
... You cannot use the None enumerated constant in a bitwise AND operation to test for a flag because the result is always zero. However, you can perform a logical, not a bitwise, comparison between the numeric value and the None enumerated constant to determine whether any bits in the numeric value ar...
What's the recommended way to connect to MySQL from Go?
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A list of tested drivers (for other DBMSs, too) is available at code.google.com/p/go-wiki/wiki/SQLDrivers There is a second popular MySQL-driver: github.com/Go-SQL-Driver/MySQL (written by me)
– Julien Schmidt
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Heroku + node.js error (Web process failed to bind to $PORT within 60 seconds of launch)
...cess.env.PORT || 5000)
That way it'll still listen to port 5000 when you test locally, but it will also work on Heroku.
You can check out the Heroku docs on Node.js here.
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How do you add a timer to a C# console application
... One reason why while(1) will not work is it is not valid c#: test.cs(21,20): error CS0031: Constant value '1' cannot be converted to a 'bool'
– Blake7
Feb 17 '14 at 14:07
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How to make IntelliJ IDEA insert a new line at every end of file?
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Great, tested with phpstorm (2019.2.1), after update.
– Arenas V.
Aug 25 '19 at 16:17
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Check if a Class Object is subclass of another Class Object in Java
...());
} else {
return false;
}
}
}
// Test the code
System.out.println("isInheritedClass(new A(), new B()):" + isInheritedClass(new A(), new B()));
System.out.println("isInheritedClass(new A(), new C()):" + isInheritedClass(new A(), new C()));
System...
What's the best way to retry an AJAX request on failure using jQuery?
...unning twice.
You can copy-paste these snippets (as-is) to the console to test them
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Inner join vs Where
..., since it's self-explanatory.
There's no difference in speed(I have just tested it) and the execution plan is the same.
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Django Passing Custom Form Parameters to Formset
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You're right, I'm sorry; my earlier testing didn't go far enough. I tracked this down, and it breaks due to some oddities in the way FormSets work internally. There is a way to work around the problem, but it begins to lose the original elegance...
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Express: How to pass app-instance to routes from a different file?
...t); in routes/example.js router = require('express').Router(); route.get('/test',(req,res,next)=>{ conosle.log(req.app.get('redis')); return res.send("//done"); })
– Suz Aann shrestha
Jul 12 at 17:14
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