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The File class lets you get information about a disk file. See this URL for information about absolute vs. relative path names: ...

You use the PrintWriter class to write to a file. See the sample programs at ...

You use a Scanner based on a File object to read from files. You'll need to handle a checked exception when you do that.

Writing an algorithm that finds a value in an array by looking at each item in term from beginning to end.

Find out what happens when you throw an exception in a series of method calls several levels deep. Program that demonstrates ...

Learn when to use -- and not to use -- exceptions.

An exception is a run time error. Find out the basics of catching them before they crash your program!

There are different kinds and subclasses of Exception. This video describes the Exception hierarchy and talks about checked vs.

When an array has its elements in sorted order, a binary search is a very efficient way to find elements in the array.

Arrays aren't only for ints, doubles, etc. You can put objects into them. This video shows you how to create and initialize an array ...

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Using the try-with-resources construct will allow Java to close files for you automatically so you don't have to do it explicitly.

This video describes how to use a dictionary --- a set of key-and-value pairs. Other programming languages have similar ...

So declarative has the idea that you don't tell a program what to do. What are all the other programming languages or paradigms?

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This video explains the basic concepts in networking and Computer networks, and describes the benefits and limitations of ...

This video explains the various factors to consider when selecting and acquiring hardware or software, the procedure for selecting ...

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Up to now, our programs have been small. What is the process to use for developing a larger program? In this video, we'll plan a ...

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