Up until recently, I had no idea how to solve this problem.

The two stories jibed perfectly, with no inconsistencies between them.

Up until recently, I had no idea how to bake a cake.

"Playing with matches is a definite no-no."

She tried to talk him out of it, but to no avail.

No matter how you look at it , the situation remains the same.

The bread had gone stale and was no longer edible.

No, I don't want to go to the party tonight.

He took the silence as a no.

It is no concern of our firm.