A collection of tips and pieces of code for developers and administrators
One of the cool features of WordPress is that it allows to create new messages from your iPhone as this demonstration shows.
Just download the WordPress application from appstore and setup your blog.
Don’t forget to enable the XML-RPC setting in the Settings/Writing menu of your WordPress admin console.
If you get the error could not find the XML-RPC service for this blog, check out following link:
http://iphone.wordpress.org/faq/
Posted in Uncategorized.
Check out following link at Yahoo developer network.
It contains some great info for speeding up your website.
Posted in Performance, Websites.
One of the most common errors when working with an Oracle database is ORA-12560: TNS:protocol adapter error
Here are some tips you need to check in order to help you solve the problem.
The solution is the set the LOCAL environment variable instead of the ORACLE_SID.
Using the LOCAL environment variable makes sure the connection is made through the oracle listener instead of making a direct connection
oradim -startup -sid <sid>
set ORACLE_SID=ORA11G sqlplus
Posted in Oracle.
The following link provides some tips in order to load your website faster.
Generally – with some small improvements – you can make a huge difference in website loading.
Tips include reducing the image size, compact javascript and css code, and much more.
Check it out at http://www.websiteoptimization.com/services/analyze/
Posted in Performance, Websites.
So you consider to localize your website.
Maybe you want to geo-target ads to your visitors, display the site in a visitors’ language, or just show some nifty country flag from FamFamFam icons to let a visitor feel at home.
If so, you definitely need to check out the ip to country database
Posted in Websites.
To generate random numbers in javascript, we can use the random function of the Math object.
This will generate a floating number between 0.0 and 1.0
var random_number = Math.random();
If we want to have a number higher than 1, we can just multiply by the number. Following example will generate a random number from 0 to 50:
var random_number = Math.floor(51*Math.random());
The floor function in this examples just rounds the number down to the lower integer.
Posted in Javascript, Websites.
For one of my projects, I needed to check a submitted url against a list of url’s with possible offensive or dangerous content, such as virus and trojan sites, adult content, …
I found this website with a few million blacklisted url’s: http://urlblacklist.com
The service is not free for to use, but you’ll find the prices very acceptable for the service offered.
Posted in Websites.
Trouble reaching your webserver? In need for a traceroute, ping or whois lookup?
Want to know the registrar of a domain?
Do you need more information about the RIPE of a server?
Use CentralOps.net free online network utilities to get all the information you need about a website and/or webserver
Posted in Webserver.
When you want to take a full mysqldump without providing a password, you can specify this in an option file, named .my.conf . Make sure you put this file into the users’ home directory.
Add following entry to the file
[mysqldump] password=your_pass
You must also secure the file, using the following command:
chmod 600 .my.cnf
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