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I want to amend several columns in a consecutive way based on serial ID without rbind as columns headings are not identical

Instead of copy and paste corresponding columns into excel, I want to amend several columns in a consecutive way based on serial ID named addr. Assume my data sets are like these df1 <- data.frame(...
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6 views

Value is an invalid value for Maximum Parameter name: xamarin custom renderer

Custom binding for slider control Maximum property throws error: Value is an invalid value for Maximum Parameter name: value I am trying to create a custom Xamarin Forms control and I am binding the ...
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5 views

MATLAB MILP optimation Problem with summation in objective function as well as in equations subject to

I have solved it in gams but stuck in matlab help I have seen some posts but they have no ansers in ti Optimization problem with summation in the objective function using MATLAB linprog() function ...
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2 views

How to import data from Notepads to Repl.it (SQLite) Tables using INSERT INTO commands?

I tried for a long time to import data from notepads (.txt files) to Repl.it SQLite tables using INSERT INTO command. I searched a lot in the internet also. I had no luck. I am sure that there is a ...
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2 views

How to make Google's SpeechClient.StreamingRecognize.WriteAsync faster?

Google's Cloud Speech-To-Text API is incredible, but for some reason it takes around 90 seconds to complete the WriteAsync() call before anything further happens. I'm using the C# code, unaltered, ...
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0answers
7 views

ServletInitializer file is created every time I create spring boot project from spring.io

Every time I create a project from spring.io a ServletInitializer file is created inside the project. I only have the spring cloud gateway dependency. Is this the reason this file exists, and if yes, ...
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1answer
16 views

How I can Use TryParse with Console.Readile?

when I try to use TryParse I get error CS0029, pls see below: static void Main(string[] args) { double m1,m2,m3,m4,m5,m6,m7,m8,m9,m10,m11,m12; double notval = 0; ...
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5 views

Why Future class called as Future API in Dart/Flutter?

I know what is API meaning of Software Engineering. But I have no idea about why Future class Called as Future API in Dart and Flutter. Can I know why it is called "Future API"?
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21 views

Calling a javascript function inside another function is considered undefined [duplicate]

I have created a function getExchangeRate() to get the current exchange rate of a country. Then I'm calling the function inside another function to get the current exchange rate for a particular ...
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0answers
11 views

How to turn this website project directories suitable to flask?

I have downloaded this template, which is free to use, and want to make a website for a simple NLP app. I edited the template as I want it, but, it seems that flask requires a different layout for ...
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0answers
6 views

Firebase CLI and local emulator work with Flutter apps?

Can the Firebase local emulator work with Flutter? I was trying to use the CLI to initialize the project directory as a Firebase project (firebase init) but it fails because it cannot auth me?
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6 views

Starting a new execution of Step Function after exceeding 25,000 events, when iterating through objects in an S3 bucket

I am iterating through an S3 bucket to process the files. My solution is based on this example; http://rubenjgarcia.es/step-function-to-iterate-s3/ The iteration is working fine but unfortunately I ...
1
vote
0answers
6 views

UIScrollView detect when user drags scroll bars

On iOS 13 and above, it's possible to tap and hold on the scrollbars in a scrollview, then drag them to scroll. Is there a programatic way to detect when this happens (as opposed to regular scrolling)?...
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0answers
6 views

Check for exception type inside Exception catch block and log it

I am using Utf8 json library to deserialize my JSON using DeserializeAsync method of JsonSerializer class. And sometimes I am seeing it is throwing exception as - Arithmetic operation resulted in an ...
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0answers
4 views

how to unselect JTextField from netbeans when frame first opens?

I built a simple jFrame class, with 2 JTextFields with mouseClicked event to do certain action when user clicks on TextField. But when i run, and program first starts, the first TextField would be ...

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