Useful tips for everyday
How do I transfer photos from my Nokia Lumia to my Mac? If you want to transfer several, press the ‘cmd’ button on your Mac’s…
What do you mean by hash function? Definition: A hash function is a function that takes a set of inputs of any arbitrary size and…
Why is my Postgres server unable to login? I am using Postgres 9.3. I am unable to delete this user to reset it – I…
How do you optimize a merged statement? To improve the performance of the MERGE statement, we recommend the following index guidelines: Create an index on…
What is WAAS channel on approach plate? The WAAS Channel Number is an equipment optional capability that allows the use of a 5-digit number to…
What is the default column width in Word? 6.5″ Here are those default widths: One Column: 6.5″ width for the column. This is the standard…
Why are there so many cat Emojis? Why are cat emoji so prevalent? In 2010 when emoji characters were officially accepted by the Unicode Consortium—a…
What is the difference between Wh and mAh? mAh stands for milliamp hour and Wh stands for Watt Hour and it is how a battery’s…
How do you calculate the efficiency of a 3 phase induction motor? Induction Motor Efficiency Example SCL=3×6.82×1.21=167.8W. Pout=5×746=3730W. RPD=3730+90+110=3930W. RCL=3994−3930=64W. Pin=3994+167.8+80=4242W. What is the efficiency…
How does PAM Fluorometry work? The PAM fluorometry principle is based on a 1 μs pulse of light (low intensity, non-actinic) that is synchronized to…