Search Results for: cache

How to speed up your website for Google Page Rank

Google has recently updated caffeine – Google’s New Search Engine Index.  The new  Google search Engine Index consider speed of the site as a matter for deciding  the page rank.  Google has released a wonderful tool to check the speed of the site. The tool is called pagespeed, its a Firefox add-on and its works with Firebug. You can Download pagespeed from(…)

How to Monitor your MySQL Servers with MySQL Enterprise Monitor

What is the MySQL Enterprise Monitor? Provided as part of MySQL Enterprise, the MySQL Enterprise Monitor is a Virtual DBA assistant that helps MySQL DBAs manage more MySQL servers, tune MySQL servers, and find and fix problems with MySQL database applications before they can become serious problems or costly outages. Running completely within the corporate firewall,(…)

How to upgrade pligg 1.0.0 to pligg 1.0.3

Last few days i was trying to update my pligg site. finally i got it done yesterday with out any problems. To upgrade your pligg site just follow the following instructions. Upgrading Please be sure to make a backup of your MySQL databases and files before upgrading to the latest version of Pligg. Some upgrades(…)

How to Install and Configure APC for PHP on Linux

APC is the Alternative PHP Cache, which is a free, open, and robust framework for caching and optimizing PHP intermediate code. What this means is that APC reads your PHP files, parses them into a more efficient binary format and then caches them in memory so that each request for your PHP files and PHP(…)

key_buffer_size larger than 4G does not work

Key_buffer_size over 4GB in size is not really supported (checked with latest and greatest MySQL Enterprise 5.0.34). It works just fine until you have less than 4GB worth of key cache used and then it would crash. If you do not know about this limitation it may be quite complicated to figure out what the(…)

70-217: MCSE Training Kit: Designing Microsoft Windows 2000 Network Security

The MCSE Microsoft Internet Security and Acceleration Server 2000 Training Kit is a strange book. Most serious MCSA students will absolutely, no questions asked, need this book to pass the exam… but you wouldn’t want to read it. That being said, the CD-ROM has something that’s key for MCSE and MCSA students–a 120-day trial edition of the(…)

How to get the names of all modules compiled and loaded in PHP

get_loaded_extensions — Returns an array with the names of all modules compiled and loaded. This function returns the names of all the modules compiled and loaded in the PHP interpreter. Type in the following in a file named say test.php and save it in document root of your webserver, normally htdocsfor apache: <?php print_r(get_loaded_extensions()); ?> oad the(…)

Synchronizing Coherence Clusters – A Tour of Push Replication

Lately I’ve been able to do some Coherence work with some local customers and play with the Coherence Incubator projects.  This entry will showcase one of the examples for Push Replication for sharing data among separate Coherence clusters. Inter-cluster Data Replication Coherence clustering technology makes a lot of sense for customers to be able to(…)

How to view your MySql Configuration

There are two ways by which you can view your existing MySQL configurations . The first one is to view your my.cnf file. The second way is by login to mysql and type show variables mysql> show variables; +———————————+——————————————+ | Variable_name | Value | +———————————+——————————————+ | auto_increment_increment | 1 | | auto_increment_offset | 1 |(…)

With Windows 7 Almost Out, Start Thinking Windows 8

Windows 7 launches next week. Microsoft hopes the new operating system will wash that bad taste of Vista out of the mouths of both customers and the enterprise. That means, of course, that it’s time to start thinking about Windows 8. Too soon, you say? The rumor mill has it that Redmond is already planning(…)

Observing the Apache configure Options

There are so many configure options that it is practically impossible to remember all of them by heart. The best practice is to always view the help file for the configure script. This helps you choose your favorite options while compiling. After you extract the necessary files, you can move to the /usr/local/src/apache_1.3.24/ directory and(…)

How MySQL uses DNS

When a new threads connects to mysqld, mysqld will span a new thread to handle the request. This thread will first check if the hostname is in the hostname cache. If not the thread will call gethostbyaddr_r() and gethostbyname_r() to resolve the hostname. If the operating system doesn’t support the above thread-safe calls, the thread(…)