change base url if you install in local or server magento project

step 1: goto magento database then search core_config_data then click on this and change  1st: web/secure/base_url and 2nd: web/unsecure/base_url , if doing this
step 2: now goto our magento root folder app/etc/local.xml change database name, user, pass
step 3: now go to root folder and var/cache/files remove all.
now you access success fully. thanx