Topics by Ene Uran

This is my first experience with Python's Tkinter GUI. I want to write a program where the result of an interim calculation is displayed on a label. Later in the program I want to use this result in another calculation by simply clicking on the label. This is what I …

I have two similar lists and want to create a new list with just the differences between the two. Is there an existing function or do I have to iterate with a for loop?

What Windows Vista program runs the Compiled HTML Help Files (.chm)? Under properties only a meaningless descriptor shows up.

What is a closure? I keep reading this word in programming, but never got a good explanation.

Does anyone have a good example of a wx.FlexGridSizer() application.

Is there a way to verify an exit, if you click on the exit symbol on a wxPython frame?

Does Python have a module to display when a file has been last modified? Also, how do you get the file length?

Is there a way to do math with hexadecimal numbers in Python?

I read somewhere that you should avoid using a leading underline in a variable name. It is supposed to have a special meaning in Python. I can't find anything more detailed. Does anybody know?

Does Python have a static variable like C has? I like to avoid a global variable for the usual reasons. Note: A static variable in a C function will retain its last value.

How do you loop through an entire year showing each day's date?

What is the best way to establish a wxPython event handler for a mouse click, button and so on? I have looked at a number of sample codes and the event handlers differ all over the place.

I am fairly familiar with C, but new to Python. Does Python have something like the handy C conditional expression? For example: [code]// C conditional expression x = a ? b : c; // if a is true then x = b else x = c // here used to …

Python uses the directories listed in PYTHONPATH to find a module. How can I assure that the module I am importing is on this list of paths?

I keep hearing that the eval() function is unsafe. It is a nice function, because you can use it like print eval("2.5*49.7/(23+3.14)") and it will solve the math. Is there any way to protect against some nasty minded person to enter a "os.system(command)" where the command will erase a file …

I have the following code, for example: [CODE]price = 50.00 tax = price * 0.08 print "Tax = $",tax # Tax = $ 4.0[/CODE] As you can see there is a space between $ and 4.0. Is there a way to avoid this? I haven't done much Python coding.

Couldn't sleep last night, so I was browsing and found the "Starting Python" thingy. I must say Python looks interesting from the examples. I learned C++ in school, Python sure looks easier to understand. Does any one think it's better than C++?