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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
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View's getWidth() and getHeight() returns 0
I am creating all of the elements in my android project dynamically. I am trying to get the width and height of a button so that I can rotate that button around. I am just trying to learn how to work with the android language. However, it returns 0.
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android get all contacts
How can I get all the names of the contacts in my Android and put them into array of strings?
8 Answers
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Named capturing groups in JavaScript regex?
As far as I know there is no such thing as named capturing groups in JavaScript. What is the alternative way to get similar functionality?
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How do I store an array in localStorage? [duplicate]
If I didn't need localStorage, my code would look like this:
6 Answers
6
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Generating random integer from a range
I need a function which would generate a random integer in given range (including border values). I don't unreasonable quality/randomness requirements, I have four requirements:
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Image resizing client-side with JavaScript before upload to the server
I am looking for a way to resize an image client-side with JavaScript (really resize, not just change width and height).
I know it's possible to do it in Flash but I would like to avoid it if possible.
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How to show “Done” button on iPhone number pad
There is no "Done" button on the number pad. When a user finishes entering numeric information in a text field, how can I make the number pad disappear?
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jQuery find events handlers registered with an object
I need to find which event handlers are registered over an object.
16 Answers
16
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How to check for null in Twig?
What construct should I use to check whether a value is NULL in a Twig template?
8 Answers
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