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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
...he surface of the earth represented by lat/long. Their distance functions, etc, are only useful on cartesian, planar, coordinates.
– O. Jones
Feb 11 '12 at 0:17
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Why do some scripts omit the closing PHP tag, '?>'? [duplicate]
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From PHP: Instruction Separation
The closing tag of a PHP block at the end of a file is optional, and in some cases omitting it is helpful when using include() or require(), so unwanted whitespace will not occur at the end of ...
php $_POST array empty upon form submission
I have a custom CMS i've built that works perfectly on my dev box (Ubuntu/PHP5+/MySQL5+).
27 Answers
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房多多：懂用户比懂互联网重要 - 资讯 - 清泛网 - 专注C/C++及内核技术
...既得利润，要有所为有所不为。
创业的第一年，面临的问题是你到底想干什么，是做交易还是做平台。过去十几年我做交易，公司不到一年也有几千万元的净利润。
但是做交易与做平台是有矛盾的，好比运动员同时想搭平台...
How can I write to the console in PHP?
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Firefox
On Firefox you can use an extension called FirePHP which enables the logging and dumping of information from your PHP applications to the console. This is an addon to the awesome web development extension Firebug.
http://www.studytrails.com/blog/using-firephp-in-firefox...
Pretty-Printing JSON with PHP
I'm building a PHP script that feeds JSON data to another script. My script builds data into a large associative array, and then outputs the data using json_encode . Here is an example script:
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How to validate phone numbers using regex
... Also a role of validation is simply to remind people to add area codes etc that they might not otherwise remember to add, but which cannot possibly be guessed after the fact.
– Ben McIntyre
Feb 23 '11 at 0:09
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Type-juggling and (strict) greater/lesser-than comparisons in PHP
PHP is famous for its type-juggling. I must admit it puzzles me, and I'm having a hard time to find out basic logical/fundamental things in comparisons.
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Why is require_once so bad to use?
Everything I read about better PHP coding practices keeps saying don't use require_once because of speed.
14 Answers
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Setting Curl's Timeout in PHP
I'm running a curl request on an eXist database through php. The dataset is very large, and as a result, the database consistently takes a long amount of time to return an XML response. To fix that, we set up a curl request, with what is supposed to be a long timeout.
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