I had this question on an Algorithms test yesterday, and I can't figure out the answer. It is driving me absolutely crazy, because it was worth about 40 points. I figure that most of the class didn't solve it correctly, because I haven't come up with a solution in the past 24 hours. ...

...to keep the model in sync. Delete the modified tables from the designer, and drag them back onto the designer surface from the Database Explorer. I have found that, for this to work reliably, you have to: a. Refresh the database schema in the Database Explorer (right-click, refresh) b. Save th...

...s, for x.) Also, shells generally provide options '-n' for 'no execution' and '-v' for 'verbose' mode; you can use these in combination to see whether the shell thinks it could execute your script — occasionally useful if you have an unbalanced quote somewhere. There is contention that the '-x...

I need to generate a uniformly random point within a circle of radius R . 21 Answers ...

As far as I know, using & after the command is for running it in the background. 9 Answers ...

What is the difference between Serializable and Externalizable in Java? 11 Answers ...

... ==! in any language so I wondered how the hell this code could even work and did some testing: 5 Answers ...

Does Postgres automatically put indexes on Foreign Keys and Primary Keys? How can I tell? Is there a command that will return all indexes on a table? ...

... You can only Extend a single class. And implement Interfaces from many sources. Extending multiple classes is not available. The only solution I can think of is not inheriting either class but instead having an internal variable of each class and doing more o...

...s__ in Python — especially with respect to when I would want to use it, and when not? 11 Answers ...