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1. In this lab assignment we will be using the vim or emacs editor in addition to the commands we have already learned. Open a shell terminal and create a file named in your home directory (use only lowercase letters). In this lab you will construct a few short Perl programs that perform the actions specified below.
List of tasks
1. The following is a section of a program. Show the value of each variable at each step:
@array = (0, 2..6,"abc"); what is @array?
$a = pop(@array); what is $a?
$b = shift (@array); what is $b?
what is @array?
2. Read each of the words contained in the array @ARGV. Print words and the number of their occurrence to standard output line by line (note: case matters here). For example, if your script is called "count.pl", then executing ./count.pl the test program Test the word generates
test 1
Test 1
the 2
word 1
program 1
3. Read in the file dna.seq (in ~afigueroa/csci2344/lab9) and count the number of As, Ts, Cs. and Gs. Print the percentage of each nucleotide. Note: your program should be case insensitive.
What do you mean by synchronization and its importance?
What is White Space? explain proper use of white space in java? White space consists mainly of the space character in which you generates through hitting the space bar on your
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OOPS with Java 1. Explain any five buzz words in Java. 2. Explain exception classes and also explain common exceptions in java. 3. Explain primitive and abstract data typ
Describe what is bytecode? It is an instruction set. It extends with class. 'javac' compiler translates the .java file into .class. JVM interprets bytecode.
Output first x values in the fibonacci sequence, where x is an argument to the program. 0, 1, 1, 2, 3, 5, 8, ... Write the fibonacci creation function separate from the main func
what is thread synchronization
how cani study java
The SudCell Class A single cell in a Sudoku must clearly represent a number from 1 to 9 . But in a solver context, we need much more. It isn't enough to say "this c
In the airplane program, you may have noticed that the loading of each image appears to be jerky, erratic, or slow, and that the URL for each image flickers in the status bar each
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