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I got bored of revision last night, and decided to have another go at python! So to refresh my memory and have a bit of a practice I wrote a quick phone-book program. I'd be grateful if y'all could give me some tips and ways to improve on it/make it …

Hmm - I was looking at the following code for a PyQt4 program: [CODE] import sys from PyQt4 import QtGui app = QtGui.QApplication(sys.argv) widget = QtGui.QWidget() widget.resize(250, 150) widget.setWindowTitle('simple') widget.show() sys.exit(app.exec_()) [/CODE] Could someone please explain what sys.argv does/means, and what it means in this context.

I'm having another crack at python - and I am enjoying the clean simple syntax - but one thing I couldn't work out was how to read a line from a file until a '\t' character. How could I do this? It is a phone-book program and the data is …

i am new to programming............i just want to create a linked list program plz check for error for me [code] #include<stdio.h> #include<conio.h> #include<malloc.h> void insertAtEnd(int no); void insertAtBegin(int no); void insertAtPos(int no,int pos); template <span= id="IL_AD" class="IL_AD">Display</span>(); <span id="IL_AD5" class="IL_AD">struct</span> LinkedList { int num; struct LinkedList *next; }; typedef struct …

Hi, Im relatively new to C++, and in the book im currently reading, came across the topic of Polymorphism. Just wanted to ask a couple of questions: 1) Base* ptr = new sub; Kinda confused about this - and also, how/why it is useful to have a base class pointer …