Adding upload field in contact form and send as attachment

Adding upload field in contact form and send as attachment
http://www.blog.magepsycho.com/adding-upload-field-in-contact-form-and-send-as-attachment/

Create Dynamic CMS Navigation For Magento Frontend
http://www.blog.magepsycho.com/create-dynamic-cms-navigation-for-magento-frontend/


Merging registration form with default login page of magento (creating mini registration form)
http://www.blog.magepsycho.com/merging-registration-form-with-default-login-page-of-magento-creating-mini-registration-form/

Disable Local Modules:
Even you disable all the local modules using following code in app/etc/local.xml:
<disable_local_modules>true</disable_local_modules>

or

using following code in app/etc/modules/*.xml
<active>false</active>

How to check if customer is already logged in from another location?
http://www.blog.magepsycho.com/how-to-check-if-customer-is-already-logged-in-from-another-location/

Configuring Magento for Development / Debug Mode
http://www.blog.magepsycho.com/configuring-magento-for-development-debug-mode/

How to use WYSIWYG editor (TinyMCE) in custom Admin Magento Module
http://www.blog.magepsycho.com/how-to-use-wysiwyg-editor-tinymce-in-custom-admin-magento-module/

Updating product qty in Magento in an easier & faster way
http://www.blog.magepsycho.com/updating-product-qty-in-magento-in-an-easier-faster-way/

Using Magento header / footer outside of Magento
http://www.blog.magepsycho.com/using-magento-header-footer-outside-of-magento/

Usage of <can_be_empty> tag for system configuration multi-select field
http://www.blog.magepsycho.com/usage-of-can_be_empty-tag-for-system-configuration-multi-select-field/