What are closures in javascript?

1

Who creates dag in spark?

260

How many nations take part in G 20 Summit? Can you name them?

723

What happens in a conflict? How do you handle that?

717

Define the Azure Redis Cache?

380

Is a primary key indexed?

527

Mention the differences between the observers and callbacks in ruby on rails.

546

Is ruby on rails dying?

557

Tell me how to create a text file in php?

637

What are gemsets in rails?

542

What does a hard one-to-one relationship mean (one where the relationship on both ends is "must")?

384

Where do you see after 5 years

1109

Can u please explain me the Discussion on Except ,using cast like type cast. Question in the context of difference between two tables

1660

Tell me what is enclosed seam?

1

Give the advantages and disadvantages of clusters.

663