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How do you version your database schema? [closed]
...ate data model diagrams, query your database using integrated SQL clients, etc.
Have a look at the wiki for more information :
http://www.nextep-softwares.com/wiki
It currently supports Oracle, MySql and PostgreSql and is in java so the product runs on windows, linux and mac.
...
Real life trading API [closed]
...the lot. Most other trading softwares provide APIs (NinjaTrader, MetaStock etc). FWIW, there are even competitions of automated trading systems -- see this.
Also, this is something that the exchange has to support and your broker has to allow. Most exchanges I know of, do not allow automated tradin...
Tips for debugging .htaccess rewrite rules
... and does what you intend with a fully range of test URIs.
See regexpCheck.php below for a simple script that you can add to a private/test directory in your site to help you do this. I've kept this brief rather than pretty. Just past this into a file regexpCheck.php in a test directory to use it ...
Passing arrays as url parameter
...wever, there's a simpler way to do this:
$url = 'http://example.com/index.php?';
$url .= 'aValues[]=' . implode('&aValues[]=', array_map('urlencode', $aValues));
If you want to do this with an associative array, try this instead:
PHP 5.3+ (lambda function)
$url = 'http://example.com/ind...
PHP's array_map including keys
...
Here's my very simple, PHP 5.5-compatible solution:
function array_map_assoc(callable $f, array $a) {
return array_column(array_map($f, array_keys($a), $a), 1, 0);
}
The callable you supply should itself return an array with two values, i.e. r...
How to save an HTML5 Canvas as an image on a server?
... server via Ajax
$.ajax({
type: "POST",
url: "script.php",
data: {
imgBase64: dataURL
}
}).done(function(o) {
console.log('saved');
// If you want the file to be visible in the browser
// - please modify the callback in javascript. ...
In PHP, can you instantiate an object and call a method on the same line?
...
The feature you have asked for is available from PHP 5.4. Here is the list of new features in PHP 5.4:
http://php.net/manual/en/migration54.new-features.php
And the relevant part from the new features list:
Class member access on instantiation has been added, e.g. (ne...
How can I access an object property named as a variable in php?
...name" is used without the quotes. Seems to be working, but is it for newer php versions only?
– Lamy
Mar 10 '15 at 14:01
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How to add a new method to a php object on the fly?
...ure, I'm not saying I'm an expert at extending an object during runtime in PHP, but I honestly can't say I see much wrong with it. (maybe I just have poor taste)
– karim79
May 30 '10 at 9:13
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Detect Browser Language in PHP
I use the following PHP script as index for my website.
12 Answers
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