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What's the point of the X-Requested-With header?
JQuery and other frameworks add the following header:
3 Answers
3
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MySQL Great Circle Distance (Haversine formula)
...a Store Locator with PHP, MySQL & Google Maps:
Here's the SQL statement that will find the closest 20 locations that are within a radius of 25 miles to the 37, -122 coordinate. It calculates the distance based on the latitude/longitude of that row and the target latitude/longitude, and then ...
How can I make my own event in C#?
...Here's an example of creating and using an event with C#
using System;
namespace Event_Example
{
//First we have to define a delegate that acts as a signature for the
//function that is ultimately called when the event is triggered.
//You will notice that the second parameter is of MyE...
What is the purpose of python's inner classes?
Python's inner/nested classes confuse me. Is there something that can't be accomplished without them? If so, what is that thing?
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When is localStorage cleared?
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Local storage can get cleared when updating chrome. This has happened to me twice in the last 12 months. If the data is important, enable and encourage the user to download the relevant data to file so that it can be re-installed if this happens.
– us...
Adding an arbitrary line to a matplotlib plot in ipython notebook
.../matplotlib and using it through the ipython notebook. I'm trying to add some annotation lines to an existing graph and I can't figure out how to render the lines on a graph. So, for example, if I plot the following:
...
What is @ModelAttribute in Spring MVC?
...d "Person"
Then you can have Spring MVC supply this object to a Controller method by using the @ModelAttribute annotation:
public String processForm(@ModelAttribute("person") Person person){
person.getStuff();
}
On the other hand the annotation is used to define objects which should be part o...
“PKIX path building failed” and “unable to find valid certification path to requested target”
...rity" > "show certificate" > "details" > "export..". Pickup the name and choose file type example.cer
chrome - click on site icon left to address in address bar, select "Certificate" -> "Details" -> "Export" and save in format "Der-encoded binary, single certificate".
Now you have fi...
How do I apply a perspective transform to a UIView?
...on.
A full example of this (with code) can be found here, where I've implemented touch-based rotation and scaling on a couple of CALayers, based on an example by Bill Dudney. The newest version of the program, at the very bottom of the page, implements this kind of perspective operation. The code...
Multiple inputs with same name through POST in php
Is it possible to get multiple inputs of the same name to post and then access them from PHP? The idea is this: I have a form that allows the entry of an indefinite number of physical addresses along with other information. If I simply gave each of those fields the same name across several entries...