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Setting multiple attributes for an element at once with JavaScript
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answered Sep 5 '12 at 5:06
ArielAriel
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Why does Math.Floor(Double) return a value of type Double?
...ally be within the range of int or long, so you cast it:
double d = 1000.1234d;
int x = (int) Math.Floor(d);
but the onus for that cast is on the developer, not on Math.Floor itself. It would have been unnecessarily restrictive to make it just fail with an exception for all values outside the ran...
Use of exit() function
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edited Jul 19 '15 at 17:20
Peter Mortensen
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Using Rails 3.1 assets pipeline to conditionally use certain css
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223
I've discovered a way to make it less rigid and future proof by still using the asset pipeline...
Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
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2 Answers
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Active
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Why should I use Restify?
...pt alive causing improved performance due to reduced overhead.
This is 2015 and I think the situation has changed a lot since. Raygun.io has posted a recent benchmark comparing hapi, express and restify.
It says:
We also identified that Restify keeps connections alive which removes the ove...
What are the differences between Generics in C# and Java… and Templates in C++? [closed]
...t to interoperate with them. This is not that big of a problem, because C# 2.0 binary code is not backwards compatible. The only time this will ever happen is if you're upgrading some old C# 1.0/1.1 code to C# 2.0
Java Generics allow you to declare something like this.
ArrayList<Person> foo = ...
java : convert float to String and String to float
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382
Using Java’s Float class.
float f = Float.parseFloat("25");
String s = Float.toString(25.0f);...
How to use MySQL DECIMAL?
...cial data.
DOUBLE is actually just a double precision (64 bit instead of 32 bit) version of FLOAT. Floating point numbers are approximate representations of real numbers and they are not exact. In fact, simple numbers like 0.01 do not have an exact representation in FLOAT or DOUBLE types.
DECIMAL ...