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How do I pass variables and data from PHP to JavaScript?
...("/your/url").done(function(data){
// What do I do with the data?
});
Now, the server just needs to contain a /your/url route/file that contains code that grabs the data and does something with it, in your case:
<$php
...
$val = myService->getValue(); // Makes an API and databas...
Drawing an SVG file on a HTML5 canvas
...
EDIT Dec 16th, 2019
Path2D is supported by all major browsers now
EDIT November 5th, 2014
You can now use ctx.drawImage to draw HTMLImageElements that have a .svg source in some but not all browsers. Chrome, IE11, and Safari work, Firefox works with some bugs (but nightly has fixed them...
What is the proper REST response code for a valid request but an empty data?
... this unless you're writing your own server from scratch. Edit: Newer RFCs now allow for 400 to be used for semantically invalid requests.
Wikipedia's description of the HTTP status codes are particularly helpful.
You can also see the definitions in the HTTP/1.1 RFC2616 document at www.w3.org
...
What is the most efficient/elegant way to parse a flat table into a tree?
...
Now that MySQL 8.0 supports recursive queries, we can say that all popular SQL databases support recursive queries in standard syntax.
WITH RECURSIVE MyTree AS (
SELECT * FROM MyTable WHERE ParentId IS NULL
UNION ALL...
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
... purchase (again, RMStore helps you with this).
Verification at a glance
Now we got all the fields from the receipt and all its in-app purchases. First we verify the receipt itself, and then we simply check if the receipt contains the product of the transaction.
Below is the method that we called...
When to make a type non-movable in C++11?
...hich is that it would be very hard to do it safely, because you'd need to know that noone is trying to lock the mutex at the moment it's being moved. Since mutexes are one of the building blocks you can use to prevent data races, it would be unfortunate if they weren't safe against races themselves!...
Split string into an array in Bash
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@l0b0: Thanks. I don't know what I was thinking. I like to use declare -p array for test output, by the way.
– Paused until further notice.
May 14 '12 at 16:33
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How to hide 'Back' button on navigation bar on iPhone?
...
Don't forget that we have the slide to back gesture now. You probably want to remove this as well. Don't forget to enable it back again if necessary.
if ([self.navigationItem respondsToSelector:@selector(hidesBackButton)]) {
self.navigationItem.hidesBackButton = YES;
}
i...
How to design a multi-user ajax web application to be concurrently safe
...(latancy of javascript client and commit process factors in) by comparing known clientside artifact-version-id and current serverside artifact-version-id.
A javascript conflict-solver allowing for a human which-change-is-the-right decision. You may not want to just tell the user "Someone was faster ...
What GRANT USAGE ON SCHEMA exactly do?
...
Now it's very clear with the directory example :) I must say this is a problem if you insert some table or row with a superuser, for example when you add postGIS using CREATE EXTENSION. It's more or less the same problem with...