Open Source

Create ZIP archives with PHP script and PEAR class

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We can use PEAR to process zip files in PHP using Archive_Zip…. First set PEAR path in php include path using set_include_path Make Zipped file <?php include (‘Archive/Zip.php’);        // include PEAR ZIP package $obj = new Archive_Zip(‘test.zip’);  // zipped file name $files = array(‘svnlabs/1.gif’, ‘svnlabs/resume.doc’, ‘svnlabs/invoice.xls’);   // files add to zip if ($obj->create($files)) { echo … Read more

How can we use PHP to access shared library functions?

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PHP function dl() – Loads a PHP extension at runtime <?php // Example loading an extension based on OS if (!extension_loaded(‘svnlabs’)) { if (strtoupper(substr(PHP_OS, 0, 3)) === ‘WIN’) { dl(‘php_svnlabs.dll’); } else { dl(‘svnlabs.so’); } } // Or, the PHP_SHLIB_SUFFIX constant is available as of PHP 4.3.0 if (!extension_loaded(‘svnlabs’)) { $prefix = (PHP_SHLIB_SUFFIX === ‘dll’) ? ‘php_’ : ”; dl($prefix . ‘svnlabs.’ . PHP_SHLIB_SUFFIX); } ?> We can use linux “nm” or “objdump” command to list symbols in object files… # nm -C … Read more

MySQL Related Search (title+tags+description)

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What you think? What will be the best option to search related videos in mysql videos table with matching title+tags+description? Very easy Idea! # SELECT * FROM `videos` WHERE title LIKE ‘%$title%’ OR tags LIKE ‘%$tags%’ OR description LIKE ‘%$description’; Full-text Search is a feature introduced to MySQL in version 3.23.23. You have to add … Read more

Session lost when switching from HTTP to HTTPS in PHP

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Sometime we face the problem when we navigate from HTTP URL to HTTPS URL our session lost. You can manage session between HTTP to HTTPS or HTTPS to HTTP: 1. Transmit session ID between page using GET 2. POST session ID by POST 3. Use files to save sessions 4. Use Cookies for sessions 5. … Read more

FFmpeg

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# ffmpeg is a command line tool to convert one video file format to another. It can also grab and encode in real time from a TV card. # ffserver is an HTTP and RTSP multimedia streaming server for live broadcasts. It can also time shift live broadcast. # ffplay is a simple media player … Read more

7 Simple Steps to create Twitter Application

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First you have to download oAuth from github “An open protocol to allow secure API authorization in a simple and standard method from desktop and web applications.” 7 Simple Steps to create Twitter Application using Twitter’s OAuth…. 1. Build TwitterOAuth object Login to twitter and register a new application here https://twitter.com/oauth_clients … after registering application … Read more

Magic of PEAR – Date TimeZone

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PEAR is a framework and distribution system for reusable PHP components. How we get PEAR packages with php files? Add block of code to the php file…. <?php // include PEAR class include (“Date.php”); // initialize Date object $d = new Date(“1981-08-07 01:30:11”); // retrieve date to display echo $d->getDate(); // retrieve date as formatted … Read more

Install the Alternative PHP Cache (APC)

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The Alternative PHP Cache (APC) is a free, open, and robust framework for caching and optimizing PHP intermediate code. yum install php-pear yum install php-devel httpd-devel yum groupinstall ‘Development Tools’ yum groupinstall ‘Development Libraries’ pecl install apc http://si2.php.net/manual/en/install.pecl.php

Install PECL Memcache with LAMPP

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PECL Memcache client of memcached distributed cache server, is a very probable candidate for high-load systems. Typically you won’t be able to use “pecl” directly and when you try to install manually with phpize you will get an error like: ” PHP Warning: Unknown(): Unable to load dynamic library ‘/opt/lampp/lib/php/extensions/no-debug-non-zts-20020429/memcache.so’ – /opt/lampp/lib/php/extensions/no-debug-non-zts-20020429/memcache.so: undefined symbol: OnUpdateLong … Read more