Useful tips for everyday
What is the correct calculation for a 95% confidence interval? The Z value for 95% confidence is Z=1.96. [Note: Both the table of Z-scores and…
Can 8 gauge wire handle 50 amps? 8 AWG may carry a maximum of 70 Amps in free air, or 50 Amps as part of…
Is VHF better than UHF? VHF has smaller frequencies which means interference with other radios is common. UHF, on the other hand, is an all-around…
Can you use ArcPy to rename MXD layers? I have a MXD with some layers that have parentheses in them. I’d like to rename them…
Should I use SSL for email? It’s important to use SSL or TLS with your email setup because unsecure email is a common attack vector…
Is regex faster than a loop? Regular expressions are not used because they can do anything faster than plain string operations, it’s used because it…
How do I find hidden messages on my Motorola? #3 Click on SMS and Contacts Option After which, you can simply click on ‘SMS and…
How do I transfer music to my Sony NW a55l? Note Connect the player to a running computer via USB. Select [WALKMAN] in the sidebar…
Which frequency is a harmonic of 60 Hz? 120 Hz a 60 Hz system is 2*60 or 120 Hz. At 50Hz, the second harmonic is…
What number does Facebook use to send codes? How do I update my Facebook account using a text message (SMS)? If you’ve set up Facebook…