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by: Peter Ballard |
last post by:
Whew. I hope that title is descriptive!
Hi all,
The python tutorial tells me "It is not safe to modify the sequence
being iterated over in the loop". But what if my list elements are
mutable, such as lists or objects, e.g.
a = , , , ]
for coord in a:
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by: Tim Conkling |
last post by:
I'm having difficulty tracking down a bug in my program and I'm
wondering if it's due to some misuse on my part of new'd objects.
Here's the situation. If anyone can shed some light on this, I'd be
much obliged.
I have a simple class that looks something like this (this is a rather
abbreviated version):
class TileAttributes
{
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by: lawrence |
last post by:
I'm learning Javascript. I downloaded a script for study. Please tell
me how the variable "loop" can have scope in the first function when
it is altered in the second function? It is not defined in global
space, therefore it is not a global variable, yes? Even if it was
global, how would it get from one function to another? In PHP
variables...
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by: masood.iqbal |
last post by:
My simplistic mind tells me that having local variables within looping
constructs is a bad idea. The reason is that these variables are
created during the beginning of an iteration and deleted at the end of
the iteration. Kindly note that I am not talking about dynamically
allocating memory within a loop, which is a perfectly valid operation...
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by: Javaman59 |
last post by:
Using local declarations within a block often makes code more readable, but
is it less efficient? eg...
void P() {
while (...) {
int i = ...;
bool b = ...;
....
}
}
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by: chuck |
last post by:
Hi,
I am modifying some code from here
http://www.quirksmode.org/dom/domform.html
I have a div 'readroot' that I clone. I change the change the id and
name of the childnodes of 'readroot' to the original name plus a
number(counter).
The problem is I have i have a div 'serials' inside 'readroot' and the
childnodes of
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by: Robin Becker |
last post by:
When young I was warned repeatedly by more knowledgeable folk that self
modifying code was dangerous.
Is the following idiom dangerous or unpythonic?
def func(a):
global func, data
data = somethingcomplexandcostly()
def func(a):
return simple(data,a)
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by: sklett |
last post by:
(I posted this in a databinding NG, but it's a VERY low traffic NG so I
thought I would post here as well. I hope no one minds too much, if you do
I'm sorry)
I have a DGV that is bound to a DataTable that is loaded during application
startup. I can sort with all the columns and everything works fine. I have
a method that can be invoked...
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by: allpervasive |
last post by:
hi all, this is reddy, a beginner to c lang,,here i have some problems
in reading and modifying the contents of a file,, hope you can help to
solve this problem. Here i attach the file to be modified and the
program code.
In the attached file below i just want to change the value of
data(only float value) after the line 1 P V T 1 15 till 2...
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by: nondos |
last post by:
Hello
I have a thread that run loop in queue variable like this:
For each <somethingas <somethingin <queue variable>
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it.
First, let's disable language...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it. ...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome a new presenter, Adolph Dupré who will be discussing some powerful techniques for using class modules.
He will explain when you may want to use classes...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one.
At the time of converting from word file to html my equations which are in the word document file was convert...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols.
I succeeded, with both firewalls in...
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence can significantly impact your brand's success. BSMN Consultancy, a leader in Website Development in Toronto offers valuable insights into creating...
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