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ValueError: can not merge DataFrame with instance of type <class 'str'>
Date : 2019-08-30 21:58:08 , By :
I have two dfs: df_main_lat_lon and df_lat_lat_lon. They are as follows:
TAGS : pandas
Regular Expression
Date : 2019-08-30 16:47:31 , By : Amrutha
"ORG;WORK;X-EDIT=0;CHARSET=utf-8:ICICI Bank Limited;Salary Accounts Group;Relationship Manager"; Above is the string. H
TAGS : c#
Can't update table in stored function/trigger because it is already used by statement which invoked this stored function
Date : 2019-08-28 12:27:40 , By : Minmaung Hein Hein
insert into attendance values(5,5,1,1,'c','2020-08-28','2019-08-28') Can't update table 'attendance' in stored function/trigger because it is already used by state
TAGS : mysql
Regular Expressions
Date : 2019-08-27 15:08:39 , By : GA 2015
I need to grab two IP addresses from hosts file. I'm new to regular expressions and using the following code. Its working but it's grabbing all the IP's listed. W
TAGS : regex
Does Using Opaque Access Tokens Make My Server Stateful?
Date : 2019-08-23 17:37:45 , By : Prashant Pandey
I am trying to understand statelessness in restful APIs in the context of authentication. Here's the scenario: The user logs in. <
java.lang.ArrayIndexOutOfBoundsException: length=5; index=5
Date : 2019-08-24 15:56:12 , By : Tielah Soul
Caused by: java.lang.ArrayIndexOutOfBoundsException: length=5; index=5 at com.example.android.architecture.MainActivity.updateDisplay(MainActivity.kt:59) at
TAGS : android
What is the difference?
Date : 2019-08-24 03:05:30 , By : Corbars
The result is the same, but what's the difference between the two? var people = new Dictionary<string, int> { {"John&qu
TAGS : c#
No 'Access-Control-Allow-Origin' header is present on the requested resource?
Date : 2019-08-23 22:46:03 , By : Weiziyoung
I solved some similar problems before.But for this time, I really don't know what's problem it is.I have checked all the possible that may rise the problem but still didn't solve it.And all t
TAGS : django
Incorrect syntax near '>'
Date : 2019-08-22 17:26:46 , By : Mike Caputo
I'm receiving the above error when trying to create a function in SQL Server. I've tried the suggested solution in
TAGS : sql server
Error: Could not find or load main class
Date : 2019-08-22 14:15:26 , By : Konul Aliyeva
I am trying to compile java file with the terminal in ubuntu. The name of the file is "Zoo". But when it comes to run, it gives me the following error: E
TAGS : java
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getVisibility()' on a null objec
Date : 2019-08-19 06:11:19 , By : Ven Ren
Err Log java.lang.NullPointerException: Attempt to invoke virtual method &#39;int android.view.View.getVisibili
TAGS : android
KeyError in python
Date : 2019-08-16 18:44:57 , By : Aamir Ahmad Ansari
I am trying to count the number of times each string in my list is repeated but it keeps giving me KeyError: def gono(l): f={} for h in l:&
TAGS : python
Regular Expressions
Date : 2019-08-16 07:42:09 , By : somya
I am trying to validate the value using regular expression. I want those values accepted that having a format like this 123456-1 I used th
TAGS : regex
WebDriverException: Message: unknown error: Chrome failed to start: exited abnormally with ChromeDriver Chrome and Selen
Date : 2019-08-13 10:22:14 , By : Basti G.
i try to run the selenium webdriver on a debian server 8.11 and get an error. Java: java version "1.7.0_221", OpenJDK Runtime Environment (IcedTea 2.6.18
TAGS : python
The type or namespace name 'Entity' does not exist in the namespace 'System.Data'
Date : 2019-08-11 04:12:43 , By : gabe rau
I have a little chunk of code the makes use of the System.Data.Entity.Keys variable. The problem becomes that when I try to run my block of code I receive an error stating thatThe
TAGS : command line
Unable to send e-mail using python
Date : 2019-08-08 12:08:33 , By : deekee
I'm running Buster and use SMTP to send emails from the command line and it works just fine. When I try to send emails using Python it fails miserably, I've tried
TAGS : python
Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on t
Date : 2019-08-08 09:55:29 , By : user545871
I'm deploying my web app to heroku and use the following cors config on the client side. const instance = axios.default.create({ baseURL: &quo
TAGS : node.js
How to convert response of type object into JSON form
Date : 2019-08-07 16:20:44 , By : kundan gupta
I had created a route using akka and akka-HTTP which basically take userInfo from frontend and call method loginUser with parameter userInfo and after onSuccess method I am trying to post res
TAGS : java
ERROR TypeError: You provided 'undefined' where a stream was expected. You can provide an Observable, Promise, Array, or
Date : 2019-08-07 11:37:11 , By : ahsan nissar
I have written multiple services to hit different APIs. The services written for post are working somehow but giving this error ERROR TypeE
TAGS : angular
USB Linux API: call ioctl requests from user space app
Date : 2019-07-09 11:32:08 , By :
I want to create Linux app responsible to get/set some usb settings especially settings responsible of followings: USB ports
TAGS : linux
TypeError: 'str' object is not callable python3
Date : 2019-08-06 00:26:18 , By : Mark Ayala
I made a python script to take data from a file, visit a web site using the data in the request, and save a specific text returned from the site in another file. B
TAGS : python
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right synta
Date : 2019-08-05 07:35:14 , By : Muhammad Abdul Basit
What is causing this exception, I have used the similar approach in a UserController and that worked fine. Is the mapping of SQL table with Entity Classes wrong ?
TAGS : java
IndexError: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are vali
Date : 2019-08-04 11:45:04 , By : Emre Turk
I am getting this error How can I solve this problem def fprop(self, input_data, target_data): tmp = [(t, i) for i, t in enumerate(target_data)]
TAGS : python
React Hook "useState" is called in function "app" which is neither a React function component or a c
Date : 2019-08-04 10:58:24 , By : Fil
I am following a react lesson on udemy. now I reach this point of my code import React, { useState } from 'react'; import Person from './Person/P
TAGS : reactjs
Variable undefined
Date : 2019-08-04 10:14:04 , By : LeaU
I need to create a variable (not a function) that does this : console.log(unorderedList([ 'milk', 'butter', 'bread' ])); // <ul class=&qu
TAGS : javascript
Null Pointer Exception
Date : 2019-08-03 10:17:56 , By : Akhile Ehis
I am trying to get a report between two dates but before the app launches, it crashes. I am calling a class in a method. Class code:
TAGS : android
Access to XMLHttpRequest at from origin has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is pres
Date : 2019-08-01 09:42:43 , By : Mahesh Patel
Access to XMLHttpRequest at 'https://s3.amazonaws.com/Learn.svg' from origin '
TAGS : javascript
Cannot call non W3C standard command while in W3C mode (Selenium::WebDriver::Error::UnknownCommandError) with Selenium C
Date : 2019-07-31 23:05:28 , By : Joel
This is identical scenario to Cannot call no
TAGS : c#
Unable to cast object of type 'System.Web.UI.WebControls.ContentPlaceHolder' to type 'System.Web.UI.WebControls.GridView
Date : 2019-07-30 11:52:08 , By : Ehsan
I am getting InvalidCastException . from this code protected void btnSaveOpeningBalance_Click(object sender, EventArgs e) { try {
TAGS : c#
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right synta
Date : 2019-07-29 08:22:44 , By : Kezn Teh
This is the php code, where it perform phpexcel when it is being uploaded if($model =="R2"){ for($j=8;$j<$avail_row;$j++)
TAGS : php
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