I need some help on choosing RAM for my computer. I have 2GB on my PC, and I am on a 32bit machine so I can only get up to 4GB of RAM. I am trying to find...

I'm trying to access my BIOS so I can turn on virtualization. I'm running Windows 7 on a Sony Vaio PCG-71913L. I have tried every single F-key a...

Are the popular speed tests (cable, dsl, etc) that are available accurate? if so, how? Also, it seems that they only measure download speed of one file an...

What does the -p flag do in mkdir -p?

I'm trying to send an email with mutt but get an error like so: TLSv1.2 connection using TLSv1/SSLv3 (ECDHE-RSA-AES128-GCM-SHA256) SASL authenticatio...

I am not sure if they are the same, but something puzzling just happened. My dell precision workstation 2007 has been fine ever since, with many, many pow...

I have a hosts file on Windows 7 that has an IP address followed by 10 different hostname aliases. I can ping the first nine, but if I try to ping the ten...

I have a dell inspiron 1720, which isn't a 32-bit system. I already have a 64-bit cd burned from MSDN. I just want to know what the ramifications are...

I apologize, I don't have much experience with Linux. So I have ruby installed on my machine and I'm trying to install rails. When I do gem inst...

I have an Excel worksheet with two tabs, Tab 1 has a list of employees with information on different courses they've taken. Among them is a tab with ...