248827 views
Registered: 2009-01-21
Update:
Problems: 58
Solutions: 55
References: 102
Problem views: 248827
Unsolved problem views: 9705
yliu
User
O(n) person in an O(log n) world.
刘一鸣
Recent problems
Atom Feed#71: Dell Studio XPS wireless failure
Solved!on November 08, 2009, 07:41 AM UTC — from 
yliu
( 15,424 views )
yliu
( 15,424 views )
On the Dell Studio XPS laptop, the WiFi / wireless Internet mysteriously deactivates. All drivers report normal, and the trouble diagnostic reports that "wireless capability is turned off on this computer" and "Turn on wireless capability" to restore functionality...
#70: "audit_log_user_command(): Connection refused" when using sudo in CentOS 5
Solved!on November 04, 2009, 01:25 AM UTC — from yliu
( 4,559 views )
yliu
( 4,559 views )
On every invocation of sudo in CentOS 5.3, whether successful or not, there is an echo to terminal of:
audit_log_user_command(): Connection refused
This does not appear to affect any serious functionality, but is incredibly annoying.
#69: MemCacheError () failures in Rails 2.3.x
Solved!on November 01, 2009, 09:24 AM UTC — from yliu
( 1,188 views )
yliu
( 1,188 views )
While attempting to use Rails.cache.write using MemcachedStore, writes with strings fail consistently with MemCacheError () . Reads occasionally succeed for some odd reason.
Only seems to happen on Ubuntu Intrepid ( production environment ), with memcached...
#68: Modding Rome: Total War descr_regions.txt has no effect
Solved!on October 21, 2009, 06:29 AM UTC — from yliu
( 1,652 views )
yliu
( 1,652 views )
After making some changes to descr_region.txt in the $RTW/world/maps/campaign/base directory, I started a new Imperial Campaign to see my changes. I did not see any of my changes reflected in the new campaign.
#67: Unknown password when importing a client certificate in Firefox
Solved!on October 06, 2009, 12:52 AM UTC — from yliu
( 2,683 views )
yliu
( 2,683 views )
When installing a StartCom client certificate for Firefox, a box pops up with "Please enter the password that was used to encrypt this certificate backup". I tried my root password, admin password, a blank password, and Firefox Master Password to no effect...