Useful tips for everyday
What is PKD Mac? According to the man page, pkd is a: management and supervision daemon for plug-in services. You can stop it with: launchctl…
What is BSD sed? BSD sed : always appends a newline on output, even if the input line doesn’t end in one. GNU sed :…
How is a varicap used in an AFC circuit? The AFC circuit senses the difference between the actual oscillator frequency and the frequency that is…
Are VLANs more secure than subnets? VLAN is works at the layer 2 while subnet is at layer 3. Subnets are more concerned about IP…
What are constituents? Constituent means part of a whole. The word comes up often in political contexts: constituents are the people politicians have been elected…
What can ADB do? ADB, Android Debug Bridge, is a command-line utility included with Google’s Android SDK. ADB can control your device over USB from…
What is Bluetooth snoop log? When the Bluetooth HCI snoop log is enabled, the Android framework will capture Bluetooth packets sent and received between central…
How do I find out the number of users of an app? See the number of active users for your site or app….See Active Users…
Can RAID 5 fail? RAID 5 can fail due to any of the mentioned above reasons. However, RAID 5 is a redudant array which means…
Is flipping a coin accurate? If the coin is tossed and caught, it has about a 51% chance of landing on the same face from…