⟩ What is the use of ‘using’ declaration in C++?
A using declaration in C++ makes it possible to use a name from a namespace without the scope operator.
A using declaration in C++ makes it possible to use a name from a namespace without the scope operator.
In C++, what is the difference between method overloading and method overriding?
If you hear the CPU fan is running and the monitor power is still on, but you did not see any thing show up in the monitor screen. What would you do to find out what is going wrong?
Describe run-time type identification.
Write an expression or Perl script to identify the entered IP address is valid or not?
How to sort dates in Perl?
Packing and Unpacking.Hi, I want to get output as 0x23400000345....in the below example How to get?i tried out, but unable to get the answer$r=0x234;$t=0x345;$y=pack(L L,$t,$r);$x1=unpack(L!,pack(P,$y));printf("nThe value is $x1"); I didnt get constant output?
Try pattern matching for the following1) 10.111.23.11 2) /root/abc/cde/fgg/ac.xml --> Get file name without extention.3) /root/abc/ac.xml/fgg/ac.xml --> Get file name without extention.4) What does "DIE" meant in PERL?5) chomp6) "This is saturday" --> Print the weekday number.7) 11-2-2009 --> Print the name of the month.8) Reverse the string without using func in C.?
Write a script to reverse a string without using Perls built in function?
Sort a word "system" in perl/shell without using built in functions output should be emssty?
How to find a substring in a string without using substr built in functions, and print the substring found?