frustration

Here's why programming is hard for me...

I'm attempting to teach myself Python as my first language. After reading through "Python for Dummies" I searched out a number of easy projects that I could attempt. However, my main problem is not knowing a large enough breadth of modules and functions to use. I feel like I just don't know enough. Sure, I understand the basics of buil...

Accessing the name of an instance in Python (so I can print it)

So as part of problem 17.6 in "Think Like a Computer Scientist", I've written a class called Kangaroo: class Kangaroo(object): def __init__(self, pouch_contents = []): self.pouch_contents = pouch_contents def __str__(self): ''' >>> kanga = Kangaroo() >>> kanga.put_in_pouch('olfactory') >...

C header causes errors when included in some files but not others

The title pretty much says it all. The precise error message that seems to be the root of it is: util.h:4: error: expected declaration specifiers or ‘...’ before ‘size_t’ The header in question is: #ifndef UTIL_H #define UTIL_H void print_array(void*, int, size_t, void (*)(void*)); extern void print_int(void*); extern void prin...

How can I make my asp.net page postback when a control is clicked inside a jQuery dialog?

I'm having some trouble with jQuery UI. I've created a dialog with jQuery UI: so far, so good. I set up a form inside the jQuery UI dialog and then it's another story. I've written a very simple page to illustrate: <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="testpage.aspx.cs" Inherits="RiverCascade.testpage" %> <hea...

datanucleus enhancer & javaw: "the parameter is incorrect"

I'm on windows XP using eclipse and the datanucleus enhancer for a gwt + gae app. When I run the enhancer, I get an error: Error Thu Oct 21 16:33:57 CDT 2010 Cannot run program "C:\Program Files\Java\jdk1.6.0_18\bin\javaw.exe" (in directory "C:\ag\dev"): CreateProcess error=87, The parameter is incorrect java.io.IOException: Cannot r...