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How do you test to see if a double is equal to NaN?
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482
Use the static Double.isNaN(double) method, or your Double's .isNaN() method.
// 1. static meth...
How do I fetch lines before/after the grep result in bash?
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275
You can use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' da...
JavaScript equivalent of PHP’s die
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edited Sep 2 '09 at 2:04
answered Sep 2 '09 at 1:57
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how does array[100] = {0} set the entire array to 0?
... not magic.
The behavior of this code in C is described in section 6.7.8.21 of the C specification (online draft of C spec): for the elements that don't have a specified value, the compiler initializes pointers to NULL and arithmetic types to zero (and recursively applies this to aggregates).
Th...
When should I choose Vector in Scala?
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As a general rule, default to using Vector. It’s faster than List for almost everything and...
EF LINQ include multiple and nested entities
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236
Have you tried just adding another Include:
Course course = db.Courses
.Inclu...
How to find indices of all occurrences of one string in another in JavaScript?
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edited Sep 20 '16 at 9:22
answered Aug 4 '10 at 23:05
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Install dependencies globally and locally using package.json
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218
New Note: You probably don't want or need to do this. What you probably want to do is just pu...
Can Python test the membership of multiple values in a list?
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This does what you want, and will work in nearly all cases:
>>> all(x in ['b', 'a', ...