Write a Java program that implements a lexical analyzer, lex, and a recursive-descent parser, parse, and an error handling program, error, for the following EBNF description of a simple arithmetic expression language: -> BEGIN END
-> {}+
-> COMPUTE
-> { (+ | -) }*
-> { (* | /) }*
-> | integer-value | ( ) |
-> A1 | A2 | A3
-> SQUARE ( ) | SQRT ( ) | ABS ( )

Be sure to provide an output that proves your program works properly.

Jason works as an accountant in a department store. he needs to keep a daily record of all the invoices issued by the store. which file naming convention would him the most?

Install and use wireshark program ( send back screen shots and other vital information) case project 3-2: decode a tcp segment in a wireshark capture in this chapter, you walked through tcp segment to interpret the data included in its header. in this project, you use wireshark to capture your own http messafes, examine the tcp headers, and practice interpreting the data you'll find there. 1. open wireshark and snap the window to one side of your screen. open a browser and snap that window to the other side of your screen so you can see both windows.

The camera still is bad even with the new iphone xr and especially in low light it is even worst because you can see the pixels more if its in low light. if all you apple customers want apple to fix this then lets fill there feedback with complaints about the