efficiently compare two BitArrays of the same length

How would I do this? I am trying to count when both arrays have the same value of TRUE/1 at the same index. As you can see, my code has multiple bitarrays and is looping through each one and...

Most efficient way to reverse the order of a BitArray?

I've been wondering what the most efficient way to reverse the order of a BitArray in C#. To be clear, I don't want to inverse the Bitarray by calling .Not(), I want to reverse the order of the...

Decoding IPFIX packets using BitArray C#

Following on from my previous thread, I seem to be closer to decoding IPFIX data from a Sonicwall firewall using a UDP listener and a BitArray in C#. I now get data in my BitArray but it doesnt...

Auto increment in MongoDB to store sequence of Unique User ID

I am making a analytics system, the API call would provide a Unique User ID, but it's not in sequence and too sparse. I need to give each Unique User ID an auto increment id to mark a analytics...

how to get all permutations for bitarray

how to generate all permutations for bitarray of n size? I mean for example if array of 1 and 0 has integer type I can do like this for (int i = 0; i <= ~(-1 << n); i++) string s =...

Shared memory in multiprocessing

I have three large lists. First contains bitarrays (module bitarray 0.8.0) and the other two contain arrays of integers. l1=[bitarray 1, bitarray 2, ... ,bitarray n] l2=[array 1, array 2, ... ,...

Is BitArray faster in C# for getting a bit value than a simple conjuction with bitwise shift?

1). var bitValue = (byteValue & (1 << bitNumber)) != 0; 2). using System.Collections.BitArray with a Get(int index) method What is faster? In what situations for the .NET projects BitArray could...

Sieve of Eratosthenes bit array

I am trying to find primes using Sieve of Eratosthenes with bit arrays, but I am using unsigned int array. I need to be able to generate upto 2,147,483,647 primes. My code works and can generate...

convert from BitArray to 16-bit unsigned integer in c#

BitArray bits=new BitArray(16); // size 16-bit There is bitArray and I want to convert 16-bit from this array to unsigned integer in c# , I can not use copyto for convert, is there other...

Parse bitarray in python

I am using bitarrays in one of my projects to store the bits(reading from a file which has "0"s and "1"s, and time information which is required. File can also have not necessary fields like...

Iterate through bits in C

I have a big char *str where the first 8 chars (which equals 64 bits if I'm not wrong), represents a bitmap. Is there any way to iterate through these 8 chars and see which bits are 0? I'm having...

How to convert bytearray with non-ASCII bytes to string in python?

I don't know how to convert Python's bitarray to string if it contains non-ASCII bytes. Example: >>> string='\x9f' >>> array=bytearray(string) >>> array bytearray(b'\x9f') >>>...

BitArray(16) to HexString

I'm trying to convert a BitArray to a Hex String My test BitArray is "0000001010000000" and it should return "02 80" in Hex Tried the following: BitArray b = new BitArray(16); b.Set(7,...

Applications of '~' (tilde) operator in Python

I just discovered the bitwise complement unary operation in Python via this question and have been trying to come up with an actual application for it, and if not, to determine if it's generally...

Using regex in filter in Julia

It is possible to filter items that fits a simple condition to match strings in Julia: y = ["1 123","2512","31 12","1225"] filter(x-> ' ' in x, y) [out]: 2-element Array{String,1}: "1 123" ...

Histogram Pyplot y axis scaling

I'm having trouble scaling my Y axis histogram by frequencies rather than by counts (which is what I have now). I want it to go from 0 - 1 rather than 0 - 10000. Because it's a histogram, I can't...

one hot encoding for frequent values only

I am looking to do one hot encoding to a column, but only for those that are very frequent. All that are below a threshold T will be put in their own category. My strategy was to create a...

BitArray to zeros and ones

I have this segment of code ... string rand = RandomString(16); byte[] bytes = Encoding.ASCII.GetBytes(rand); BitArray b = new BitArray(bytes); The code converts string to Bitarray properly. Now...

Python error when building Python package Docker Image

I have installed Docker on a RHEL7 server and it is running. I am trying to build my first Docker Image that I found on GitHub to build a python library docker image for use with Demisto....

WEBP support not installed error with Pillow included in Anaconda

I have written a small code to open webp image in the Anaconda prompt. from PIL import Image im = Image.open('test.webp') It causes the following...

"AssertionError: Torch not compiled with CUDA enabled" in spite upgrading to CUDA version

I figured out this is a popular question, but still I couldn't find a solution for that. I'm trying to run a simple repo Here which uses PyTorch. Although I just upgraded my Pytorch to the latest...

ERROR: You must give at least one requirement to install -- when running: pip install --upgrade --no-binary hdbscan

I am trying to install hdbscan in my PC which runs Windows 10 and has installed Python 3.6. My first attempt failed: (base) C:\WINDOWS\system32>pip install hdbscan --user Collecting hdbscan ...

How to create a bit array in common lisp?

After googling for about an hour, I have to confess, that while I find a lot of documentation about functions operating on bit arrays, I cannot find a single reference on how to actually create a...

virtualenv: pre-installed with packages on creating virtual environment

I created a virtual environment using command virtualenv env on my terminal. On using pip freeze > requirements.txt after activating the virtual environment, I was a bunch of packages...

Why does `conda list cudnn` have no output after `conda install pytorch torchvision cudatoolkit=10.2 -c pytorch` installation

*Please feel free to vote "Reopen" at the bottom of this question. The reason is that I have marked this as a duplicate although the answers there are not clear enough for this question.* As soon...

Trouble installing turbodbc

I am attempting to install turbodbc on my Ubuntu 20.10 machine. My specs are as follows: pip 20.2.4, Python 3.8.5 , gcc (Ubuntu 10.2.0-13ubuntu1) 10.2.0 I have attempted the solutions provided in...

"Failed to build bitarray cytoolz lru-dict" while Installing Web3

After running the command in Windows 10 - python -m pip install web3 the following error appears - "Failed to build bitarray cytoolz lru-dict". I resolved the issue by installing Visual Studio...

This version of ChromeDriver only supports Chrome version 87 Current browser version is 90.0.4430.93

ChromeDriver is giving an error about its version being too low: This version of ChromeDriver only supports Chrome version 87 Current browser version is 90.0.4430.93. I've updated pip's packages...

unable to execute 'gcc': No such file or directory when running docker build

I was trying to create a docker image for my python script and upload it to AWS ECR and then use it in Lambda. Our python runtime is 3.8 shown on the AWS console so I just followed this...

PIP failed to build package cytoolz

I'm trying to install eth-brownie using 'pipx install eth-brownie' but I get an error saying pip failed to build package: cytoolz Some possibly relevant errors from pip install: ...