Useful tips for everyday
What is the best recorder for interviews? The Zoom H1n voice recorder is probably the best voice recorder for lectures (it’s great for interviews and…
How do you make a claw for a robotic arm? Cut a rectangular piece of cardboard the length of the claw and 4.5cm wide. Glue…
What are the input and output impedances of CE configuration? When output voltage (VCE) is at zero volts and emitter-base junction is forward biased by…
Should you drill holes before or after staining? You can finish first or drill first, your choice. Drilling first then finishing will result in (at…
What is P in sample size formula? p = Sample proportion, e = Margin of error. What is P and Q in sample size formula?…
Is copying a music CD to give to a friend illegal? Copying CDs The copy is made from an authorized original CD that you legitimately…
Do I have to get my car serviced at main dealer? Do I have to get my car serviced by a main dealer? You are…
Why is a custom 404 page important? A custom 404 page takes away the confusion of not landing on the page they had intended to…
Can 2.4 GHz connect to Bluetooth? Just because two things run on the same frequency does not make them compatible. Bluetooth and Wi-Fi both run…
Does sqlite3 support foreign keys? SQLite foreign key constraint support SQLite has supported foreign key constraint since version 3.6. If the SQLite library is compiled…