Category Archives: Technical

Technical parts

NYGC VGA screen blurry

This is caused by the vga cable. First time not about video card or the monitor. Replaced the cable and voila!

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QuickBooks Cannot Access Simultaneously

Was doing version 2011 at NYGC. Doesn't work: gives error message on one machine while the other machine was using the file. According to www,  different copies (not one) must be installed for different machines. Or one may purchase a … Continue reading →

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DTV hook up at NYGC

For the Samsung LN40A550P3F model, I used PC Richard & Son's $13 RCA Digital Flat Antenna (ANT 1000). Works quite well, although at 26th street 5th floor, only two chinese channels at 20-30 range detected. Total DTV Channel found 59. … Continue reading →

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Adobe Flash problem in Firefox, while no problem in IE or Chrome

It seems to have to do with the latest update of Flash. Maybe even Firefox. Because while working fine in Internet Explorer and Google Chrome, Flash player doesn't work in Firefox lately. Especially after a flash update. I fixed the … Continue reading →

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Monitor Individual Bandwidth on DD-WRT

NYGC students network has been giving me lots of bandwidth overuse problem as well port abuse. Sometimes banning a suspect isn't enough. I need to find a way to monitor individual bandwidth to find out who's the hogger and then … Continue reading →

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Notes on Spy Pen Camera

Some confusion between different models. My old type, fully hard case body. The New one, thicker, lower rubbery body. After comparing documentations, here's what's important: 1. (I think) When bought new, do initial full discharge and recharge for 5 times. … Continue reading →

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Ban proxy users

Now, looks like many spammers love to use proxy to put ads in people's sites under the comments section. By using proxy, shows that these don't mind revisiting the same site eventhough the site is aware of their spamming and … Continue reading →

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Lipoma

Looks like Willy's arm bumbs are related to lipoma or dermatofibromas. Harmless lumps. Too bad nobody knows the cause, thus the only known cure is just to surgically remove them.

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Drum change for printing problem

Brother MFC printer print/copy with white lines/strips on papers. That usually means the drum needs to be replaced (the tube that's next to the cartridge on a Brother MFC printer). It seems hard but it can be replaced if there … Continue reading →

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LEAP's keyboardless and mouseless motion sensor with 3D gesture controls

at $70, the marketing of this usb device is probably going to make a great sales at its first release around the end of this year. The device is small enough to be attractive.

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