Category Archives: Computer and Internet

suspicious file c:\temp\Perflib_Perfdata_5d4.dat

use handle.exe to find out the process that opens it: C:\tools\sysinternals>handle Perflib_Perfdata_5d4.dat Handle v3.42Copyright (C) 1997-2008 Mark RussinovichSysinternals – http://www.sysinternals.com jqs.exe            pid: 1492    100: C:\temp\Perflib_Perfdata_5d4.dat   Then use procexp.exe to examine process of PID 1492, which turns out to be … Continue reading

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Network problem

Webbrowser often failed to access some sites this weekend, but for some sites it is quit fast – download speed is about 200MB/s. Access to google is fine, but Eclipse.org and sf.net mirros are terrible.

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Windows Live Beta setup

Windows Live Beta setup is so stupid that it failed to upgrade if proxy type is set as “pac” file, although Windows Live Messenger Beta is able to detect an update exists. It also hang at 79% when 7z.exe is … Continue reading

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Firefox and Google Chrome on Vista

Firefox has the issue of opening url on incorrect tab. When I am focusing on an empty tab, and navigate to some url from the address bar. Google Chrome lacks of addons, but the usability is still better than firefox … Continue reading

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Virtual PC 2007 refuse to install Vista 64

On native Vista 32 system, virtual PC 2007 refused to install Vista 64, reported error message "this CPU does not support …", but the cpu actually supports x64 and can install a physical copy of Vista 64 system.

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Windows Update problem not fixed

I always encounter error during Windows Update process — Click "Custom Install", wait a while, and got error. This happened a few times for days. Today I updated to IE7 and it seems to be able to work now. Dec … Continue reading

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Ways to Speed up firefox

Don’t download images from ad sites by google "hostperm.1"; Disable unwanted flash contents: http://flashblock.mozdev.org/

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