Difference between nil and false in ruby?

1

Provide an example of a shell script which logs into SQLPLUS as SYS, determines the current date, changes the date format to include minutes & seconds, issues a drop table command, displays the date again, and finally exits.

2172

How do you change fonts?

593

iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.

2300

what is field string ? & where we are using field strings?

2029

What is multi org architecture?

989

i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

1890

I have cube.for cube data coming from 3dso's.in one dso having special chars.in cube you got special char error.how u can resolve this?

1884

What is an example of a data set with a non-gaussian distribution?

352

I'm having some trouble with cas. How can I troubleshoot the problem?

1067

how to introduce yourself

2074

What is difference between $(this) and ‘this’ in jquery?

816

What is ivy in angular?

819

Difference between soql & sosl?

556

I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer

1977