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Refresh image with a new one at the same url
...ngs on static image URLs.
(4) Forcibly refresh a particular image using Javascript, by first loading it into a hidden <iframe> and then calling location.reload(true) on the iframe's contentWindow.
The steps are:
Load the image to be refreshed into a hidden iframe. This is just a setup s...
Detect rotation of Android phone in the browser with JavaScript
...t had been rotated by 0, 90, 180 and 270 degrees. This is all possible, in JavaScript, on the iPhone and is why I am asking.
– philnash
Nov 5 '09 at 10:19
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Function to calculate distance between two coordinates
...
Try this. It is in VB.net and you need to convert it to Javascript. This function accepts parameters in decimal minutes.
Private Function calculateDistance(ByVal long1 As String, ByVal lat1 As String, ByVal long2 As String, ByVal lat2 As String) As Double
long1 = Double.P...
How to allow to accept only image files?
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Steps:
1. Add accept attribute to input tag
2. Validate with javascript
3. Add server side validation to verify if the content is really an expected file type
For HTML and javascript:
<html>
<body>
<input name="image" type="file" id="fileName" accept=".jpg,.jpeg,.png"...
How do I send a cross-domain POST request via JavaScript?
How do I send a cross-domain POST request via JavaScript?
17 Answers
17
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JavaScript - get the first day of the week from current date
I need the fastest way to get the first day of the week. For example: today is the 11th of November, and a Thursday; and I want the first day of this week, which is the 8th of November, and a Monday. I need the fastest method for MongoDB map function, any ideas?
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Removing duplicate objects with Underscore for Javascript
I have this kind of array:
13 Answers
13
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Node.js - use of module.exports as a constructor
...eturning an Object/Function. Because functions are first class citizens in JavaScript they to can act just like Objects (technically they are Objects). That said your question about using the new keywords has a simple answer: Yes. I'll illustrate...
Module exports
You can either use the exports va...
How do I change the text of a span element using JavaScript?
If I have a span , say:
13 Answers
13
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Get a random item from a JavaScript array [duplicate]
How do I get random item from items ?
13 Answers
13
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