by: Steven Bethard |
last post by:
So I end up writing code like this a fair bit:
map = {}
for key, value in sequence:
map.setdefault(key, ).append(value)
This code basically constructs a one-to-many mapping -- each value that...
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by: Jeff Johnson [MVP: VB] |
last post by:
What is the point of lazy * and lazy ? ? "Nothing" will always succeed
first, right? If not, can someone give me an example of when either of these
might be used?
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by: Montrose... |
last post by:
After working in c# for a year, the only conclusion I can come to is
that I wish I knew c.
All I need is Linux, the gnu c compiler and I can do anything.
Web services are just open sockets...
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by: Siemel Naran |
last post by:
What is a good idiom for handling a lazy object? I see 2 good
possibilities. Any more, any comments? Which way do people here use?
(1)
class Thing {
public:
Thing(double x, double y) :...
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by: sturlamolden |
last post by:
Python allows the binding behaviour to be defined for descriptors,
using the __set__ and __get__ methods. I think it would be a major
advantage if this could be generalized to any object, by...
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by: Boltar |
last post by:
Why does C do lazy evaluation for logical boolean operations but not
bitwise ones?
Ie: the following program prints "1 2" , not "1 1" under gcc
main()
{
int a = 1;
int b = 1;
0 && ++a;
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by: fredd00 |
last post by:
Hi,
i'm trying to use lazy loading with Linq to sql and related objects
seems like you can only call the child object if the context is still
open, this is not real lazy loading.
here is my...
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by: Michael Bray |
last post by:
With the recent release of EF I've decided to dig into it a bit more than I
did before... the question I'm specifically interested in, but haven't
been able to find a resource to answer it is......
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by: Peng Yu |
last post by:
Hi,
I'm wondering if the following assignment is lazy copy or not?
Thanks,
Peng
std::vector<intv.
v.push_back(1);
v.push_back(2);
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by: pankajsingh5k |
last post by:
Dear All,
Please help me...
I had read an article to lazy load a tab in a tabcontainer using an update panel on
http://mattberseth.com/blog/2007/07/how_to_lazyload_tabpanels_with.html
...
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by: DolphinDB |
last post by:
The formulas of 101 quantitative trading alphas used by WorldQuant were presented in the paper 101 Formulaic Alphas. However, some formulas are complex, leading to challenges in calculation.
Take...
|
by: DolphinDB |
last post by:
Tired of spending countless mintues downsampling your data? Look no further!
In this article, you’ll learn how to efficiently downsample 6.48 billion high-frequency records to 61 million...
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by: ryjfgjl |
last post by:
ExcelToDatabase: batch import excel into database automatically...
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by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
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by: jfyes |
last post by:
As a hardware engineer, after seeing that CEIWEI recently released a new tool for Modbus RTU Over TCP/UDP filtering and monitoring, I actively went to its official website to take a look. It turned...
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by: PapaRatzi |
last post by:
Hello,
I am teaching myself MS Access forms design and Visual Basic. I've created a table to capture a list of Top 30 singles and forms to capture new entries. The final step is a form (unbound)...
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by: CloudSolutions |
last post by:
Introduction:
For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
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by: Defcon1945 |
last post by:
I'm trying to learn Python using Pycharm but import shutil doesn't work
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by: af34tf |
last post by:
Hi Guys, I have a domain whose name is BytesLimited.com, and I want to sell it. Does anyone know about platforms that allow me to list my domain in auction for free. Thank you
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