E.g. I have: x = ["Column a is…", "Column ab uses…", "Column b has…"] then I need to get: x = ["Column a is…", "Column b has…", "Column ab uses…"] >Solution : If the column identifier is guaranteed to be the second whitespace delimited token in each string then: x = ["Column a is…", "Column… Read More How to sort a python list of arbitrary strings like Excel Column Names?
I was creating a test SQL database with the following code: import sqlite3 connection = sqlite3.connect(‘tv.sqlite’) cursor = connection.cursor() #Create database sql_query = """ CREATE TABLE tvshows ( id integer PRIMARY KEY, producer text NOT NULL, language text NOT NULL, title text NOT NULL )""" #Execute the SQL query cursor.execute(sql_query) I get to define the… Read More How can I create the columns to my table when using pandas.to_sql?
I have a dataframe, with data in each row as such. MKEYGEDLK How can I process the sequence strings in each row, such that the format will be as such? [M, K, E, Y, G, E, D, L, K] I tried get_seq_str = ‘,’.join(test_df.loc[0][‘seq_1’]) arr.append(get_seq_str) However, when I append it to the dataframe, there is… Read More Process string in Pandas Dataframe rows to comma-delimitered chars
I have a little issue, I’m fetching data from Firebase, from Firestore database, but the view is only updated when I’m selecting one of the category. The view has 4 categories which can contains items. I’ll post a short video at the end of this questions to make it clear what’s my problem. So, this… Read More The view is not updated with data from Firestore in SwiftUI
I have this string in my file $vnet_address And i have in my bash run time this variable which i want to replace my string with: $vnet_address=10.1.0.0/16 I get an error when i run this command: sed -i "/\$vnet_address/ s//$vnet_address/" And i believe it is because of the slash character ‘/’ in my variable. How… Read More Replace a string with a variable using sed
So I have an issue with my code where when my JavaScript types of a word (eg. Gamer) it limits to a certain width and ends up going vertical instead of horizontal. Here are all the classes and code for the text: // TYPEWRITER // const typedTextSpan = document.querySelector(“.typed-text”); const cursorSpan = document.querySelector(“.cursor”); const textArray… Read More Why is my text going vertical at a certain width?
I have a data set that captures a persons ‘route’ by listing the nodes. The data looks like this: data have; input id node $; datalines; 1 A 1 B 1 C 2 B 2 C 3 A 3 C 4 A 4 B 4 C ; run; I am trying to capture all different… Read More Capture the number of 'paths' an ID takes
I am new to c. My Question. Why do some numbers end up negative when the value was positive? Why do some small numbers end up with a huge magnitude when typecast to unsigned? #include <stdio.h> #include <stdbool.h> #include <limits.h> void typecast(int a) { unsigned b = (unsigned) a; unsigned char c = (unsigned char)… Read More Can Some one explain why I get these output?
I am having difficulties solving the error "there should be the same number of samples in x and y". I notice that others have posted on this site regarding this error, but their solutions have not worked for me. I am attaching an abbreviated version of my dataset here. x_train is here: x_train <- structure(list(laterality… Read More Caret rfe() error "there should be the same number of samples in x and y"
hi i have laravel project and im using this command to migrate database every time i want to create new project php artisan migrate:fresh its working fine in the first of working but after 3 years of working i have like 422 table and now whan i want to migrate its tack like 5 to… Read More laravel migrate fresh tack long time 422 tables