Learn how to filter Pandas dataframe using ‘in’ and ‘not in’ operators, similar to SQL. Master efficient data filtering techniques in Pandas for data analysis and manipulation.… Read More How to Filter Pandas Dataframe using ‘in’ and ‘not in’ like in SQL
Advertisements if cat_vars: df["static_cat"] = ( df.groupby("group_col") .agg({i: "first" for i in cat_vars}) .values.tolist() ) Error: packages\pandas\core\groupby\generic.py in aggregate(self, func, *args, **kwargs) 926 func = _maybe_mangle_lambdas(func) 927 –> 928 result, how = self._aggregate(func, *args, **kwargs) 929 if how is None: 930 return result packages\pandas\core\base.py in _aggregate(self, arg, *args, **kwargs) 355 obj.columns.intersection(keys) 356 ) != len(keys):… Read More solving nested renamer is not supported with dynamic arguments
Advertisements I want to create a new dataframe with columns calculated as means of columns with similar names from this dataframe: B6_i B6_ii B6_iii … BXD80_i BXD80_ii BXD81_i data … Cd38 0.598864 -0.225322 0.306926 … -0.312190 0.281429 0.424752 Trim21 1.947399 2.920681 2.805861 … 1.469634 2.103585 0.827487 Kpnb1 -0.458240 -0.417507 -0.441522 … -0.314313 -0.153509 -0.095863 Six1… Read More How to groupby multiple columns in pandas based on name?
Advertisements I have a specific validation scenario. The first character of the string should not contain special characters which I can achieve using /^[!@#$%^&*()_+\-=\[\]{};’:"\\|,.<>\/?]+$/, but subsequent characters should not contain specific special characters, which are !@$%^*+=\[\]{};:\\|<>? I tried that using regex /^[!@#$%^&*()_+\-=\[\]{};’:"\\|,.<>\/?][!@$%^*+=\[\]{};:\\|<>?]+$/ and negating the result but its not working. I want to allow all… Read More RegEx- first character should not contain special characters and subsequent characters should not contain few special characters
Advertisements Unable to route to admin page even after successful login, displays a blank screen. On successful login system should navigate and display the admin screen. Could someone please advise why the routing is not happening ? //login.js import React, { useEffect, useState } from ‘react’; import { useForm } from "react-hook-form"; import { useNavigate… Read More Unable to route to the desired page even after successful login in react hooks
Advertisements I want my bot to remove a specific role from everyone that has it when a message is sent in a channel client.on(‘messageCreate’, async message => { if(message.channel.id === ‘954375143965216869’){ //counting message.guild.roles.get(‘944674567811645472′).members.map(m=>m.member.id).delete(); } }) I’m using discord.js v13 and node.js v16.4.2 >Solution : This should work, it’ll fetch all the members in the guild… Read More How can I remove a specific role from everyone that has it in Discord.js v13
Advertisements I am trying to webscrape the list of DAOs from masari.io but I am having trouble because I get the following errors: DeprecationWarning: executable_path has been deprecated, please pass in a Service object driver = webdriver.Chrome(options=options, executable_path=DRIVER_PATH) DevTools listening on ws://127.0.0.1:56691/devtools/browser/b4609671-5e6e-4d25-b09e-4116b3dde4bf [0525/100030.252:INFO:CONSOLE(1)] "enabling sentry error tracker", source: https://messari.io/static/js/main.977a4794.chunk.js (1) [0525/100030.951:INFO:CONSOLE(2)] "Unable to refresh token:… Read More Webscraping with Selenium in Python
Advertisements Sample dataset I have looks like this: Language Count Russian 1000 English 1500 Spanish 500 Arabic,Russian, English, Spanish 2 Arabic, English 15 I want it to transform so that the result looks like this: Language Count Russian 1002 English 1517 Spanish 502 Arabic 17 So what happened is that, I parsed rows that contained… Read More (Python) Transform dataframe: parse rows if more than one value is given and add to corresponding given rows of dataframe
Advertisements I am making a request with coroutines based on a user name, which returns a list of Object<Profile>, and with that list I am making another request with each object, and then switching and passing the info to another screen, but such process is making the app super slow and I would like to… Read More App slow after making a request inside another request
Advertisements I’ m missing something here. I ‘ll be as clear as I can be. let’s say I have this method : public Task<CustomClass> TestMethod(string one, string two, int three) { throw new NotImplementedException(); } and I want to create a generic method that takes methods like these (through a delegate) and does something. so… Read More C# Delegate use with Generic Method to return Task<T>
