Author Archives: ronaldpringadi

Biggest Companies in the USA (Top 30)

Posted on October 15, 2011 by ronaldpringadi

If you ever get interested with the top 30 biggest companies in the USA you can visit this link: http://www.greenandredmarket.com/menu/biggestcompanies.htm I’m really surprised that Apple‘s Market Capitalization is almost twice bigger than Microsoft

Posted in Investment, Stock Market | Leave a comment

How to see open ports in Linux

Posted on October 6, 2011 by ronaldpringadi

How to see open ports in Linux 1nmap -sS -O 127.0.0.1

Posted in Linux, Operating System | Leave a comment

Find Files in Linux by Name

Posted on September 13, 2011 by ronaldpringadi

To find files in linux with a certain name portion or pattern we can issue a locate locate command. If locate is unable to find a matching file, then you might need to update your file index database. 12# locate … Continue reading →

Posted in Linux | Leave a comment

Check For Loaded PHP Extensions

Posted on August 30, 2011 by ronaldpringadi

Sometimes you want to make sure a certain php extension is loaded or not. These extension can be curl, xmlrpc, or ldap. After all when you move your application from one server to another the configuration not necessarily the same. … Continue reading →

Posted in php, Web Development | Leave a comment

Extending an Existing Javascript Function

Posted on August 30, 2011 by ronaldpringadi

Extending an existing javascript function This is how you extend an existing javascript function. Assuming that you want to preserve the existing function and the “added algorithm” is somewhat only needed to be executed based on a certain environment only. … Continue reading →

Posted in javascript, Web Development | Leave a comment

Map Network Drive using DOS command

Posted on August 30, 2011 by ronaldpringadi

Create a batch file named “mapdrive.bat” Write the following text into its content 1234REM Map network Drive net use j: \\server1\john_music net use p: \\server2\pdfs pause Explaination: Line 1 is to create a comment Line 2 (similar with line 3) … Continue reading →

Posted in DOS | Leave a comment

Super Powerful Debugging Function in Javascript

Posted on August 29, 2011 by ronaldpringadi

Super powerful debugging function in javascript. This function will output your variable in question to firebug console or html page. With this function you can debug anything from Object, array, string, integer, etc. It is also recursive safe. 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117/**  * … Continue reading →

Posted in javascript, Web Development | Leave a comment

Storage Speed Benchmark Using CrystalDiskMark

Posted on August 27, 2011 by ronaldpringadi

I have always been an enthusiast in computer hardware benchmark. Lately I been trying to increase my overall PC performance (both laptop and desktop). A speedy and responsive system does not only take a fast processor, but also enough RAM … Continue reading →

Posted in Benchmark, Hardware | Leave a comment

Vacuum the Whole Database in Postgres

Posted on August 26, 2011 by ronaldpringadi

Postgres comes with a functionality called vacuum. Vacuum is intended to cleanup dead tuples or rows. This is how you cleanup the entire DB in PostgreSQL 1/usr/pg9/bin/vacuumdb –full –port=5433 –username=YOUR_USERNAME –password DB_NAME

Posted in Database, PostgreSQL | Leave a comment

Finding a String Inside Multiple Files in Linux

Posted on August 25, 2011 by ronaldpringadi

This is how you can find a text/string Proudly inside folder /var/www. The -H parameter is to show the filename and -R is to make grep look recursively. 1grep -H -R "Proudly" /var/www

Posted in Linux | Leave a comment