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Is a MAC address secure? As MAC addresses are not encrypted on the network, outsiders can clearly identify them by capturing packets from the wireless…

Can the Microsoft Bluetooth keyboard connect to multiple devices? Thank you for reaching out to Microsoft Community. A Bluetooth device of any kind can only…

Can I charge a 12V battery with a jump starter? A portable jump starter cannot charge a battery. Can you charge a car battery with…

What are the features in image recognition? Different categories of image features come to mind: Color features such as color histograms which could for instance…

How do you calculate the resistance of a phototransistor? R1 = (5V – 0.8V) / 0.0001A R1 = 42K ohm then I used R1 =10K…

How to reduce the power consumption of the ATtiny? I started so a little experiments with the ATtiny85 low power modes using the sketch of…

What to do if GCC is not installed in Linux? Or maybe the following one, depending on the Linux version and distribution you’re using: Luckily…

How do I find process environment variables? How to get environment variables from a running process in Linux Get the id of a process by…

Are there any questions about the Open Source Initiative? Here are answers to questions we are frequently asked. If you have a question not addressed…

What is the minimum distance North Atlantic tracks must be apart? With the standard NAT flight path, planes are required to fly 10 minutes apart…