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I was trying to post to a webservice and was getting the 60 error code: Peer certificate cannot be authenticated with known CA certificates. .
The webservice I was trying to reach was over https.
The solution is very simple.
You need to set curl not to verify the ssl peer. You can do this by setting an option.

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

My problem was I didnt want php code in my views footer. But I still needed to check if a module existed to call a function of that module.
Here is the hook_views_pre_render, what happens in the function is :
- checking for the correct view and adding content to the footer
- setting the filter format which is the full html id
- setting the empty option

Clients often ask for clean urls in file names because they want to publish them in magazines so they want urls as clean as possible. H

Here is how to do this using mod_rewrite rules in htaccess:

In your .htaccess file of your drupal root folder you add following line.
For example :

Used to resize images, scale and crop images. Use it allot.
Install the image cache module. Create a preset and call it with this function.