Assigning variables based on string data

I have a inefficiently constructed form that is obviously sending one type of data per SELECT element. For simplicity's sake, here's an example. The form posts data from 2 SELECT elements, but it...

Multiple levels of keys and values in Python

I wanted to know if the functionality i am trying to implement in python is possible. I have a global hash called Creatures. Creatures contain sub-hashes called mammals, amphibians, birds,...

Python: Convert tuples from re.findall into string?

I wish to read in a text, use regex to find all instances of a pattern, then print the matching strings. If I use the re.search() method, I can successfully grab and print the first instance of...

Python regex to print all sentences that contain two identified classes of markup

I wish to read in an XML file, find all sentences that contain both the markup <emotion> and the markup <LOCATION>, then print those entire sentences to a unique line. Here is a sample of the...

Converting function to NumbaPro CUDA

I am comparing several Python modules/extensions or methods for achieving the following: import numpy as np def fdtd(input_grid, steps): grid = input_grid.copy() old_grid =...

Loading jQuery externally for a bookmarklet

I'm trying to write a bookmarklet that will capture some parameters from a URL and send that to a script (the url in the post is just a dummy atm). The problem is, I try to include jQuery to the...

JMeter set variable to random option

I've been using JMeter and I'm aware of the __Random and __RandomString functions. I need to pick a random option and store it in a variable because it will be used as part of a parameter path for...

How does parakeet differ from Numba? Because I didn't see any improvements on some NumPy expressions

I am wondering if anyone knows some of the key differences between the parakeet and the Numba jit? I am curious, because I was comparing Numexpr to Numba and parakeet, and for this particular...

Simplify statement '.'.join( string.split('.')[0:3] )

I am used to code in C/C++ and when I see the following array operation, I feel some CPU wasting: version = '1.2.3.4.5-RC4' # the end can vary a lot api = '.'.join(...

Speeding up a big a loop with a logarithm in Python

I'm trying to speed up the following code: from math import log from random import random def logtest1(N): tr=0 for i in range(1,N): T= 40 + 10*random() tr +=...

Looping through an associative array with the same key

I am currently trying to loop through an associative array. This array contains values with the same key. However, when I tried to loop through it, I only get one set of results. How can I loop...

"python way" to parse and conditionally replace every element in 2D list

I have a list which consists of further lists of strings which may represent words(in the alphanumeric sense) or ints, e.g. myLists = [['5','cat','23'], ['33','parakeet','scalpel'], ...

Tkinter display dictionary key into text widget?

from tkinter import * data = {'parakeet': ['fly', 'bird'], 'dog': 'animal', 'cat': 'feline'} for key in data.keys(): print(key) root = Tk() Label(root, text = "Enter your...

Combination of jekyll-redirect-from and github-metadata gems throwing errors

I am working on a Jekyll site which uses jekyll-redirect-from to redirect old page URLs to their newer equivalents. It builds fine normally, but when I add the GitHub-metadata gem to my gemfile as...

Filtering one dataframe by names in another dataframe while maintaining multiple categories

I have two dataframes and would like to filter the animals column in table1 by the animals column in table2, while retaining the multiple categories of animals in table1 for cat and dog. The end...

How to put an ArrayList String's into JLabels

I'm having trouble figuring out how to use my ArrayList's Variable's into my JLabel's. What i'm trying to do is set each of the label's to specific string's in my Array. The order of the...

Add an element to a multidimensional object?

var John = { Cats: 2, Dogs: 3, Turtles: 1 }; var Mary = { Dogs: 0, Parakeets: 3}; How do I append new dimensions after I've already created the objects? ...John now also has 1 Parakeet ...Mary...

How to make a list randomizer

I have been working on a fairly pointless website where there are multiple "random" generators. You can check it out here: randomwordgen.net16.net As you can see there is an unfinished generator...

How do I maintain item position when filter in RecyclerView?

Is it possible to maintain the position of items in a RecyclerView when SearchView has filtered the items in the RecyclerView? i don't know if I'm doing it right or not but i don't if this is the...

Display all Dict in New windows GUI using Label tkinter Python

I am New to python and going though few online training.I couldn't get any close related to below question. I am using tkinter GUI from Tkinter import * root = Tk() trainings = {"title":"Python...

Why must we explicitly pass constants into multiprocessing functions?

I have been working with the multiprocessing package to speed up some geoprocessing (GIS/arcpy) tasks that are redundant and need to be done the same for more than 2,000 similar geometries. The...

Copying sublist structure to another list of equal length in Python

Say I have one list, list1 = ['Dog', 'Cat', 'Monkey', 'Parakeet', 'Zebra'] And another, list2 = [[True, True], [False], [True], [False]] (You can imagine that the second list was created with...

Check if each value in a dataframe column contains words from another dataframe column

How do I iterate through each value in one dataframe column and check if it contains words in another dataframe column? a = pd.DataFrame({'text': ['the cat jumped over the hat', 'the pope pulled...

Matching and replacing strings from a list with another list in R

I have two lists of strings, and would like to search a column with text to replace items in one string with items in a second string. The second string is identical to the first string, but...

OfflineGenerationError - Key not in Manifest Json

The Django Error: OfflineGenerationError at / You have offline compression enabled but key "e3efe8ea14c9eeeff843e0280b54e1d92c293a5018e6d4a0be93a65997d8e246" is missing from offline manifest....

Java inheritance hierarchy animal classes

I'm supposed to have a hierarchy of animals in my java project, but I'm confused on what should extend what. Here are the instructions: Write classes or interfaces to represent the...

How do i save the image result from this code?

I'm trying to write a code that identifies the eyes of parakeets. So far, i have managed to use a code that identifies the circles edges and got great results at a certain threshold. But i can't...

How to prevent passphrase-caching from within a gpgme-based Python script?

The following short Python script takes three command-line arguments: a passphrase, an input path, and an output path. Then it uses the passphrase to decrypt the contents of the input path, and...

Coral/Google Edge TPU USB accelerator not recognized, Virtualbox workaround

I have a new Coral/Google Edge TPU USB accelerator. For days, I did not have much luck in getting it going. I have tried it on Ubuntu 18.04 on bare metal Intel, AMD and RaspberryPi3+ Ubuntu 18.04...

AttributeError: 'NoneType' object has no attribute 'lower' in Python. How to preprocess before tokenizing the text content?

The data set I am using looks like this. It is a video captioning data set with captions under the column 'caption' with multiple captions for a single video clip. video_id ...