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What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?

... a lot about websockets (with socket.io [a node.js library]) but why not PHP ? You can use PHP with WebSockets, check out Ratchet. share | improve this answer | follow ...
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How to get URL of current page in PHP [duplicate]

In PHP, how can I get the URL of the current page? Preferably just the parts after http://domain.com . 5 Answers ...
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How can I get useful error messages in PHP?

Quite often I will try and run a PHP script and just get a blank screen back. No error message; just an empty screen. The cause might have been a simple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely. ...
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Get first day of week in PHP?

... This answer produces inconsistent results, depending on the PHP version used: 3v4l.org/Z3k4E @LewisBuckley's solution is consistent for all versions: 3v4l.org/Eeh9c – Chris Baker Jun 25 '14 at 14:45 ...
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Get fragment (value after hash '#') from a URL in php [closed]

How can i select the fragment after the '#' symbol in my URL using PHP? The result that i want is "photo45". 10 Answers ...
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SQLite Concurrent Access

... possible to load an SQLite3 database into RAM to be used for all users in PHP? I'm guessing no with it being procedural – Anon343224user Jul 25 '13 at 19:00 1 ...
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Why are functions and methods in PHP case-insensitive?

Functions and methods in PHP are case-insensitive as illustrated in the following example. 2 Answers ...
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Good ways to manage a changelog using git?

...ly the code currently mandates that each client have their own copy of the PHP site; I'm changing this, but it's slow-going). ...
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Print newline in PHP in single quotes

... That's not the right reasoning. It's no because in PHP you can not express a new-line character in single quotes. And that's it. Reading the manual could have helped :) – hakre May 21 '13 at 9:35 ...
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Wrong syntax highlighting for PHP file in PHPStorm

I don't know what happened but syntax highlighting for one php file stopped to working and also icon next to the file has changed. It shows it's text file instead of PHP . ...