code check for modifying sequence while iterating over it?

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,...

Python

List problems in C code ported to Python

by: Lucas Raab | last post by:

I'm done porting the C code, but now when running the script I continually run into problems with lists. I tried appending and extending the lists, but with no avail. Any help is much appreciated...

Python

Modifying the value of each element stored in a std::vector.

by: Jason Heyes | last post by:

Look at my code: void modify_element(BigType &x) { /* not shown */ } BigType modify_element_copy(BigType x) { modify_element(x);

C / C++

How can I test if an argument is a sequence or a scalar?

by: sandravandale | last post by:

I want to be able to pass a sequence (tuple, or list) of objects to a function, or only one. It's easy enough to do: isinstance(var, (tuple, list)) But I would also like to accept...

Python

Self-modifying HTML code?

by: AES | last post by:

Can an HTML web page dynamically modify its own code? (without resort to Java or any other non-HTML complexities) That is, is there any provision in HTML such that a single "Next" button on a...

HTML / CSS

modifying a list while iterating through

by: dustin.getz | last post by:

consider the following working loop where Packet is a subclass of list, with Packet.insert(index, iterable) inserting each item in iterable into Packet at consecutive indexes starting at index. ...

Python

Bad code or bad compiler?

by: Charles Sullivan | last post by:

A C program with code typified by the following pared-down example has been running after compilation on numerous compilers for several years. However with a fairly recent GCC compiler it results...

C / C++

Sequence iterators with __index__

by: schickb | last post by:

I think it would be useful if iterators on sequences had the __index__ method so that they could be used to slice sequences. I was writing a class and wanted to return a list iterator to callers. ...

Python

Best strategy for finding a pattern in a sequence of integers

by: Slaunger | last post by:

Hi all, I am a Python novice, and I have run into a problem in a project I am working on, which boils down to identifying the patterns in a sequence of integers, for example ..... 1 6 6 1 6 6...

Python

Can faster file sharing be achieved by connecting computers simultaneously via WiFi and LAN cables

by: tracyyun | last post by:

Hello everyone, I have a question and would like some advice on network connectivity. I have one computer connected to my router via WiFi, but I have two other computers that I want to be able to...

Networking - Hardware / Configuration

Energy Model code modification to account for year dependent interest rate

by: giovanniandrean | last post by:

The energy model is structured as follows and uses excel sheets to give input data: 1-Utility.py contains all the functions needed to calculate the variables and other minor things (mentions...

Python

Send Current Object to PDF

by: NeoPa | last post by:

Hello everyone. I find myself stuck trying to find the VBA way to get Access to create a PDF of the currently-selected (and open) object (Form or Report). I know it can be done by selecting :...

Microsoft Access / VBA

VBA Class Basics

by: NeoPa | last post by:

Introduction For this article I'll be using a very simple database which has Form (clsForm) & Report (clsReport) classes that simply handle making the calling Form invisible until the Form, or all...

Microsoft Access / VBA

Access Europe Meeting - Wed 1 Nov - Using SQL Server skills to extend Access

by: isladogs | last post by:

The next Access Europe meeting will be on Wednesday 1 Nov 2023 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM) Please note that the UK and Europe revert to winter time on...

Microsoft Access / VBA

Finding a record, and then saving a new record after the record has been amended.

by: nia12 | last post by:

Hi there, I am very new to Access so apologies if any of this is obvious/not clear. I am creating a data collection tool for health care employees to complete. It consists of a number of...

Microsoft Access / VBA

VBA Class Basics (Report Class)

by: NeoPa | last post by:

Introduction For this article I'll be focusing on the Report (clsReport) class. This simply handles making the calling Form invisible until all of the Reports opened by it have been closed, when it...

Microsoft Access / VBA

Access Europe Meeting - Wed 6 Dec - Streamline Your Import/Export Spec Workflow with VBA Classes

by: isladogs | last post by:

The next online meeting of the Access Europe User Group will be on Wednesday 6 Dec 2023 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM). In this month's session, Mike...

Microsoft Access / VBA

Take a Database to the Next Level

by: GKJR | last post by:

Does anyone have a recommendation to build a standalone application to replace an Access database? I have my bookkeeping software I developed in Access that I would like to make available to other...

Microsoft Access / VBA

code check for modifying sequence while iterating over it?

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