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Sun Protection Factor 15+ for Your Domains

If you are using a provider like DigitalOcean or Rackspace and you are making use of their DNS management features. Then you might one day want to craft a SPF (Sender Policy Framework) TXT record. The SPF allows email servers to check if the sending server is kosher...

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Linux OCR

These are very brief notes to capture what I've been trying to achieve this evening with Linux OCR. WatchOCR I've downloaded and installed the WatchOCR deb package from http://sourceforge.net/projects/watchocr/ To get it running on Fedora 20 I had to use alien to...

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Getting CPU Model Information in Windows 7

If you are thinking of buying a second hand PC or laptop and you want to check comparative CPU performance. Do one of the below options and then plug the CPU model into http://www.anandtech.com/bench which will give you benchmark score results for each CPU. Very handy...

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Samsung Galaxy S4 Battery Bloat Check

I have a Samsung Galaxy S4 (Model: GT-19505, Android 4.3 - Telstra image) which was circular rebooting at greater than 50% battery charge. Battery life was abysmal. I noticed the phone would get very hot. Sometimes the rebooting kept happening even when I put the...

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Firewalld

Just trying to enable nginx on Fedora 20 yum install nginx systemctl enable nginx.service service nginx start # or the new way systemctl start nginx At this point I still can't connect with a remote computer so need to figure out how enable the firewall to allow port...

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