by: Damien Morton |
last post by:
Ive been doing some investigation of python hashtables and the hash
function used in Python.
It turns out, that when running pystone.py, as much time is spent in
string_hash() as is spent in...
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by: Markus Dehmann |
last post by:
I have a class "Data" and I store Data pointers in an STL set. But I have
millions of inserts and many more lookups, and my profiler found that they
cost a lot of runtime.
Therefore, I want to...
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by: flipdog |
last post by:
Hello all,
I didn't know there is a thread on hash function started in this newsgroup
so reposted my posting from another group.
Hope I can have some feedbacks. I am new to hash table.
I came...
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by: sureshjayaram |
last post by:
When I searched for a good hash function for strings, I came across DJB
hash function and found it serving my purpose. I wanted to use that,
but I was unaware of the licensing/copyright issues. I...
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by: barcaroller |
last post by:
I'm looking for a hash function (in C) that will convert a string of
arbitrary length (but less than 1024 chars) to a reasonably-unique 16-bit
short integer. Can anyone point me to such a hash...
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by: shaanxxx |
last post by:
I wanted to write hash function float or double. Any suggestion would
be appreciated.
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by: gokkog |
last post by:
Hi there,
There's a classic hash function to hash strings, where MULT is defined
as "31":
//from programming pearls
unsigned int hash(char *ptr)
{ unsigned int h = 0;
unsigned char *p =...
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by: Hallvard B Furuseth |
last post by:
Is the code below valid? Generally a value must be accessed
through the same type it was stored as, but there is an exception
for data stored through a character type. I'm not sure if that...
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by: Karyn Williams |
last post by:
I am new to Pyton. I am trying to modify and understand a script someone
else wrote. I am trying to make sense of the following code snippet. I know
line 7 would be best coded with regex. I first...
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by: Mark Livingstone |
last post by:
Hello!
I am a Uni student and for a project in Information Systems Security due
in just under two weeks, I have tried to make a Python version of the
Biham / Anderson Tiger Hash function. I have...
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by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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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,...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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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,...
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