Tech Tips, Tricks and Tutorials
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For years now study after study has shown that about 25% of all PCs worldwide operate without effective protection from viruses and hacking attacks.
Most of those vulnerable systems have antivirus software installed, but that software offers little protection because the owners fail to take steps to keep the malware definition files updated.
Many people think that just having an antivirus program installed on a PC is enough to keep malware and hackers at bay, but nothing could be further from the truth. [Read more…]
Question from Carolyn L: A convenience store not far from where we live recently closed and the owners sold all the equipment at auction.
My daughter and I bought their very old, but working security system to monitor certain areas of our little craft store.
It came with two security cameras, two monitors and the cables to connect them to two VCRs for recording the video from the cameras.
A friend of mine hooked everything up for us and it all seems to work ok except for one problem. Both monitors have a ghost image that appears to show the convenience store’s parking lot from two different angles.
The images from inside our store are displayed on the monitors but the ghost images are displayed on top of them, making it hard to follow what’s going on inside the store.
Why are those ghost images on there and how can we get rid of them?
Rick’s answer: [Read more…]
Do you have a WordPress blog? If so, you’re probably concerned that hackers could break into it and either deface it or hi-jack it for their own illicit purposes.
Well, I’m here to tell you that your concern is well-founded.
Hackers are always looking for vulnerable blogs to attack, and with WordPress being the most popular blogging platform on the Internet, the blogs powered by it are bombarded daily with hacking attempts. [Read more…]
Question from Brenda F.: I heard a couple of kids talking about overclocking their computers to make them run faster.
What exactly do they mean by overclocking? And it is something that I should do to my HP laptop?
This is a pretty slow laptop and I’d love to overclock it if you think it’s ok (and if it would really help).
Rick’s answer: [Read more…]
Today’s “Picture of the Day” features droplets of morning dew clinging to some “blown” dandelions. I hope you like it.
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Note: The links in this post are affiliate links.
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