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What does @media screen and (max-width: 1024px) mean in CSS?
... as opposed to e.g. an older mobile phone browser (note that the iPhone, and other smartphone browsers, do identify themselves as being in the screen category), or a screenreader — and that it’s displaying the page on-screen, rather than printing it.
max-width: 1024px — the width of the browse...
How to convert date to timestamp in PHP?
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This method works on both Windows and Unix and is time-zone aware, which is probably what you want if you work with dates.
If you don't care about timezone, or want to use the time zone your server uses:
$d = DateTime::createFromFormat('d-m-Y H:i:s', '22-09...
Java int to String - Integer.toString(i) vs new Integer(i).toString()
...t is to print an int, you'd use the first one because it's lighter, faster and doesn't use extra memory (aside from the returned string).
If you want an object representing an integer value—to put it inside a collection for example—you'd use the second one, since it gives you a full-fledged o...
Concept behind these four lines of tricky C code
...- -------- --------
+ shows the position of the sign; ^ of the exponent, and - of the mantissa (i.e. the value without the exponent).
Since the representation uses binary exponent and mantissa, doubling the number increments the exponent by one. Your program does it precisely 771 times, so the ex...
How to make ReSharper re-evaluate its assembly reference highlighting
I am creating a Prism Project Template, and the template works great. But after I create a project with the template some of the files look like this:
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Is using Random and OrderBy a good shuffle algorithm?
...t an O(n) shuffle. The code in the question "works" by basically giving a random (hopefully unique!) number to each element, then ordering the elements according to that number.
I prefer Durstenfield's variant of the Fisher-Yates shuffle which swaps elements.
Implementing a simple Shuffle extensio...
Java `final` method: what does it promise?
...al developer to create functionality that cannot be changed by subclasses, and that is all the guarantee it provides.
This means that if the method relies on other customizable components like non-public fields/methods the functionality of the final method may still be customizable. This is good th...
Trigger a button click with JavaScript on the Enter key in a text box
I have one text input and one button (see below). How can I use JavaScript to trigger the button's click event when the Enter key is pressed inside the text box?
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How to convert String object to Boolean Object?
...: this does not create new instances of Boolean, so performance is better (and less garbage-collection). It reuses the two instances of either Boolean.TRUE or Boolean.FALSE.
boolean: no instance is needed, you use the primitive type.
The official documentation is in the Javadoc.
UPDATED:
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Why does (0 < 5 < 3) return true?
I was playing around in jsfiddle.net and I'm curious as to why this returns true?
14 Answers
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