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Grab a segment of an array in Java without creating a new array on heap
... of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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How can I use map and receive an index as well in Scala?
Is there any List/Sequence built-in that behaves like map and provides the element's index as well?
8 Answers
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Function overloading in Javascript - Best practices
...ent length or the types; checking the types will just make your code slow and you have the fun of Arrays, nulls, Objects, etc.
What most developers do is tack on an object as the last argument to their methods. This object can hold anything.
function foo(a, b, opts) {
// ...
if (opts['test'...
jQuery Data vs Attr?
What is the difference in usage between $.data and $.attr when using data-someAttribute ?
3 Answers
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How to reset a form using jQuery with .reset() method
...s post here, jQuery has no reset() method; but native JavaScript does. So, convert the jQuery element to a JavaScript object by either using :
$("#formId")[0].reset()
// or
$("#formId").get(0).reset()
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Stretch and scale CSS background
... svg images independently along each axis. You may have to scale it up and convert it to a raster image.
– Mike
Dec 19 '19 at 21:24
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Is it better to use Enumerable.Empty() as opposed to new List() to initialize an IEnumerable
...e main point. Even if you use empty array or empty list, those are objects and they are stored in memory. Than Garbage Collector has to take care of them. If you are dealing with high throughput application, it could be noticeable impact.
Enumerable.Empty does not create an object per call thus put...
Get the distance between two geo points
...e nearest place where a user is. I can easily get the location of the user and I have already a list of places with latitude and longitude.
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How to create a custom attribute in C#
I have tried lots of times but still I am not able to understand the usage of custom attributes (I have already gone through lots of links).
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Why is Java's boolean primitive size not defined?
... uses a 32-bit stack cell, used to hold local variables, method arguments, and expression values. Primitives that are smaller than 1 cell are padded out, primitives larger than 32 bits (long and double) take 2 cells. This technique minimizes the number of opcodes, but does have some peculiar side-ef...