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Why does Double.NaN==Double.NaN return false?
I was just studying OCPJP questions and I found this strange code:
9 Answers
9
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Responsively change div size keeping aspect ratio [duplicate]
...e same effect with another element, is it possible at all to tie the width and the height together using percentage?
5 Answ...
Best Practices for securing a REST API / web service [closed]
...such as incorporating a timestamp) that help guard against both accidental and malicious request replaying.
The nice thing about HTTP Basic is that virtually all HTTP libraries support it. You will, of course, need to require SSL in this case because sending plaintext passwords over the net is almo...
Python, creating objects
I'm trying to learn python and I now I am trying to get the hang of classes and how to manipulate them with instances.
4 An...
Moving decimal places over in a double
...Decimal.
The problem you have is that 0.1 is not an exact representation, and by performing the calculation twice, you are compounding that error.
However, 100 can be represented accurately, so try:
double x = 1234;
x /= 100;
System.out.println(x);
which prints:
12.34
This works because Doub...
What does @hide mean in the Android source code?
...
Android has two types of APIs that are not accessible via SDK.
The first one is located in package com.android.internal. The second API type is a collection of classes and methods that are marked with the @hide Javadoc attr...
Is it bad practice to make a setter return “this”?
...you know which fields you need to set at the time you're writing the code, and
there are many different combinations for which fields you want to set.
Alternatives to this method might be:
One mega constructor (downside: you might pass lots of nulls or default values, and it gets hard to know w...
What tools are there for functional programming in C?
...ional programming in C ( not C++). Obviously, C is a procedural language and doesn't really support functional programming natively.
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When and why to 'return false' in JavaScript?
When and why to return false in JavaScript?
12 Answers
12
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Detect iPad users using jQuery?
...avoid performing browser-specific detection as it can often be unreliable (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library like Modernizr.
As pointed out in Brennen's answer, issues can arise when performing this detection withi...