Programming & Computer Science Answers

// TASK C1.1: Explain the purpose of the '&' in a parameter.
// TASK C1.2: Explain what the program would do if the '&' was omitted in
// the initialiseStack() function header,

what is the best data structure to solve this problem ? ( I will use Scala )


Your job is to read an arbitrary number of words from the standard input and keep track how many times each word occurs in the input. After the end of the input is reached, print how many times each unique word has occurred (in no particular word order or numerical order

For example, if the input is

hello hello
world goodbye hello
world
then one possible output is

world 2
goodbye 1
hello 3

Elina has started developing the application.She needs to ensure that the application meets following requirements.
1. When the application executes for first time ,it should perform following tasks.

*Display message to user to specify the path of file in which customer details are to be stored.
*Create customer details file at user-defined location.
*Create configuration file and store path of customer details file in configuration file.this configuration file needs to be used by application to retrieve location of customer details file.

Write code that Elina should use to enable application to perform preceding tasks.
2. the user should be able to save data to customer details file.Write code that Elina should use to save data to customer details file.
3.the user should be able to view the data stored in customer file. Write code that Elina should use to read the data stored in customer details file and display it to the user

i want total database value on array loop but wht i do mistake i dont know please help me (without query)

<?php

include("db.php");

$result = mysql_query("SELECT FROM trasur_com_pk");

while ($test = mysql_fetch_array($query)) {

$Sno = $test['Sno'];
echo "<tr align='center'>";
echo"<td><font color='black'>" .$test['Sno']."</font></td>";
echo"<td><font color='black'>" .$test['Transporter']."</font></td>";
echo"<td><font color='black'>". $test['Vehicle']. "</font></td>";
echo"<td><font color='black'>". $test['Loaded_Product']. "</font></td>";
echo"<td><font color='black'>". $test['Tonnage_loading_Point']. "</font></td>";
echo"<td><font color='black'>" .$test['Tonnage_Unloading_Point']."</font></td>";
echo"<td><font color='black'>" .$test['PSA_number']."</font></td>";
echo"<td><font color='black'>" .$test['Shipment_Date_PSA']."</font></td>";
echo"<td><font color='black'>" .$test['Loading_Origin']."</font></td>";
echo"<td><font color='bla

create a program that create two account objects

write a program to create a base class students with data member, name and rollno to class test and store derived from students details contain test mark and sports contain sports mark.

A spaceship orbits the moon at height of 20000 m. assuming it to be subject only to the gravitational pull of the moon, find its speed and the time it takes for one orbit.