Note: This began in the thread "[CentOS] Probably a bad setup but which one?" but I don't want to hijack that thread. "tech" began with a similar problem, with the Perl "Hello World" script. fred smith wrote: > I can't get the "Hello World" program in the C++ book I began reading to work. Seems to compile without errors, but nothing on my CRT. Will try it again and start a thread >here... :-) >Let me guess... >you named it "test", right? Then when you run "test" "nothing" happens? No. It is named Hello >two things: >1. there's already a program named test, which displays no output, >it merely has an exit status. >2. for a program in your current directory, run it with a preceding "./", >e.g., "./test"--because "." is not in the path (and shouldn't be). Fred: Thank you! #2 was dead on. :-) [devel at dell2400 ~]$ ./a.out Hello, World! I am 8 Today! [devel at dell2400 ~]$ What I was lacking was the "./" in front of a.out the file produced when I compiled Hello.cpp :-) I will continue reading the book now! :-) Lanny //: C02:Hello.cpp // From Thinking in C++, 2nd Edition // Available at http://www.BruceEckel.com // (c) Bruce Eckel 2000 // Copyright notice in Copyright.txt // Saying Hello with C++ #include <iostream> // Stream declarations using namespace std; int main() { cout << "Hello, World! I am " << 8 << " Today!" << endl; } ///:~