How to get the directory name out of a file path name?

41

What is the difference between a connected look up and unconnected lookup?

45

What is terminal emulation, in which layer it comes

57

In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.

2245

Explain me what is encapsulation?

29

In general, how do you optimze any sql in teradata?

40

Define happening when a metamorphic rock is forming?

12

How do you stop a thread in java?

1

What does return 0 do in c++?

2

What are inner classes and what is the practical implementation of inner classes?

35

What is bufferpool in db2?

12

Maybe you can help.... I use excel not for calculation but for maintaining large mailing lists which I usually import from text files.simple question... How do I keepexcel from dropping the leading zero when I import a 4-digit mail code? I need that zero there. I understand that I can format the cells to text and then type thenumber in and the zero stays... But who has time for that? Is there a way to import or open a text file in excel and keep the leading zero?

1

Tell me what does $_env means?

33

What do you mean by controlling buyers workload?

7450

Op-amp is used mostly as an integrator than a differentiator. Explain why?

43