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Where do I run initialisation code when starting a flutter app?

I wish this help you One simple way of doing this will be calling the RouteSplash as your splash screen and inside it perform the initialization code as shown.

» flutter

Date : October 25 2020, 07:10 PM , By : whyDontYouWork

Set field in mongoose document to array length

will help you You could use $set like this in 4.2 which supports aggregation pipeline in update.The first $set stage calculates a associatedUsers based on the previous and new value. $setUnion to keep the distinct associatedUsers values.

» javascript

Date : October 25 2020, 07:10 PM , By : Mahir

How to fix 'warning: constant ::Fixnum is deprecated' error

should help you out You are using an old version of Rails with a newer version of Ruby and Rails wants to use something (Fixnum) that doesn't exist anymore in the new version of Ruby.You have two options:

» ruby-on-rails

Date : October 25 2020, 07:10 PM , By : L. Olsen

Isn't this an error in the book The C++ Programming Language(4 ed)?

I hope this helps you . You are right, and we can see this by simply compiling the code (or trying to!).It's not mentioned in the errata, either.

» cpp

Date : October 25 2020, 07:10 PM , By : Johan Ahlqvist

How to modify camel Exchange and send it

this will help Sounds like a data transformation; have you looked at https://camel.apache.org/message-translator.htmlThe simplest way would be to use a processor;

» java

Date : October 25 2020, 07:10 PM , By : rclaus

Hide empty table (with whitespace) with css

should help you out I would suggest not printing the table if either of the variables are empty.

» html

Date : October 25 2020, 07:10 PM , By : TtTeNaiTreNo

How does the Testcafe Roles work behind the scenes

wish help you to fix your issue TestCafe Roles reload a page and apply previously stored cookies and local storage values or perform the initialization steps if there are no stored values. They do not store or change window properties. However, scrip

» testing

Date : October 25 2020, 07:10 PM , By : Rajendra Bharadwaja

change text align according to mobile device in Bootstrap 4

will be helpful for those in need I have a horizontal label text field. When I display in small device, It shows like bellow image.. , Using only bootstrap

» css

Date : October 25 2020, 07:10 PM , By : MrFrosty

disable Double tap zoom/resize on safari IOS12***

help you fix your problem Adding an empty click listener on HTML elements will prevent double tap zoom.It's ugly but does the job.

» javascript

Date : October 25 2020, 07:10 PM , By : bryan

how to add a wait in time in a for ..of?

help you fix your problem Some online code playgrounds, like CodePen, have built-in infinite-loop detection. This is to prevent the UI from freezing in the event that you accidentally write an infinite loop while scratch coding. This is usually achie

» javascript

Date : October 25 2020, 07:10 PM , By : Sean Street

check for commonly used passwords on SQL Server

this one helps. NCSC has published a list of the 100.000 most used passwords, see 100K passwords , Here is my code to run such a password check:

» sql

Date : October 25 2020, 07:10 PM , By : Dan

Multiple For loops, print else only once if condition is not met

it helps some times You could use any for the inner loop (and break from the outer loop)...

» python

Date : October 25 2020, 07:10 PM , By : Jason Yohanan

spring-security-oauth2 vs spring-security-oauth2-core in Spring

will be helpful for those in need Yes there is a big difference. spring-security-oauth2 (Spring Security OAuth Project) is no longer being actively developed. Moving forward, it will be implemented in Spring Security 5 (in spring-security-oauth2-core

» spring

Date : October 25 2020, 07:10 PM , By : thisisgroovy

ng-deep is effecting sibling components

it helps some times ng-deep is deprecated, and support is being removed from major browsers. You can read more about it in the Angular Docs.I would suggest you to remove the view encapsulation from the component instead (None removes style encapsulat

» css

Date : October 25 2020, 07:10 PM , By : Bruno

NullReferenceException with Ckeditor 5 and ASP.NET MVC bundle error?

hop of those help? This issue most probably has to do with the ScriptBundle trying to Minify a file which was already minified. Which in the case of the Ckeditor5 breaks. The fix was to add .min to the file extension before the .js.

» chash

Date : October 25 2020, 07:10 PM , By : Victoria

How do I avoid constructors?

Any of those help You cannot create an object without calling one of its constructors, so you likely want a no-argument constructor in your Cash class:

» java

Date : October 25 2020, 07:10 PM , By : Anne Caroline

How to monitor windows manchine in grafana using prometheus?

wish of those help I am monitoring windows machine and i installed wmi exporter in my machine. I am using prometheus and grafana as monitoring tools. which query i should use to monitor the CPU status of my windows machine , This gets you the percent

» development

Date : October 25 2020, 07:10 PM , By : Peder Benjamin Myhre

Select one item from Series and keep the index

around this issue If I select a single item from a pd.Series using either .loc or just straightforward indexing, a single value is returned. , Use double [] for select by one element list:

» python

Date : October 25 2020, 07:10 PM , By : Cingdaih huai

Error: cannot import name 'PDFDocument' from 'pdfminer.pdfparser'

will help you I need to extract text from pdf-files and have used pdfminer.six with success, extracting both text paragraphs and tables. But now I get an error related to the line , I got help from Notodden Serit. Change this:

» python-3.x

Date : October 25 2020, 07:10 PM , By : C. Alderson

Passing string in where clause using PreparedStatement

seems to work fine How do I use a PreparedStatement to pass a string in a where clause? , Try it like this:

» java

Date : October 25 2020, 07:10 PM , By : Subhodeep Ghosh

Docker container networking - Kafka Producer

fixed the issue. Will look into that further You need to set KAFKA_ADVERTISED_LISTENERS correctly. At the moment KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:9092 means that any client connecting to the broker will get localhost as the broker ad

» docker

Date : October 25 2020, 07:10 PM , By : pradeep sahoo

Tomcat 7 - Ignoring db conections pool parameters (DBCP)

may help you . Add values also for maxConnLifetimeMillis

» java

Date : October 25 2020, 07:10 PM , By : surag m

How does reduce() method work with parallel streams in Java 8?

I hope this helps you . The problem is you use Stream::reduce for Mutable reduction, which has been Stream::collect specifically designed for. It can be either used for the safe parallel storing. Read about the differences also at official Oracle doc

» java

Date : October 25 2020, 07:10 PM , By : Ivan Tolstov

Error in C++ Vector Usage: No matching member function for call to 'push_back'

like below fixes the issue You declared a vector of pairs but are pushing back into the vector an int

» cpp

Date : October 25 2020, 07:10 PM , By : Gokul

__repr__ method appears can't be invoked automatically for Exception class

I hope this helps you . __repr__ is only invoked if e.__str__ resolves to object.__str__, which is basically defined like

» python

Date : October 25 2020, 07:10 PM , By : Abdelkader Html

How can I use a generic class with wildcard declaration?

I wish this help you I have the following member in my class: , My question is twofold, why can't I do:

» java

Date : October 25 2020, 07:10 PM , By : Danny Young

Using inputs as parameters in Verilog

will be helpful for those in need If you want to take a slice out of the vector you have to work around the unequal size on the RHS and LHS. This is such a solution:

» verilog

Date : October 25 2020, 07:10 PM , By : Injamul_Abeg

Produce new word2vec model from existing one

Any of those help When you're using a set of pre-trained vectors, like GoogleNews-vectors-negative300.bin.gz, the creator of those vectors determined what words, with what case-handling, are included. Once loaded, lookup in such a model is by exact,

» development

Date : October 25 2020, 07:10 PM , By : Ace Jackson

How to refresh unc path cache?

this will help Problem is that the remote info is cached for a certain amount of time configurable in the registry. All of the code will first read from the cache, resulting in the File.Exists=true result until the cache is being invalidated.

» chash

Date : October 25 2020, 07:10 PM , By : Robbin Romijnders

How will the Toast be displayed, based on Activity/Fragment height and width (or) Device Screen width and height?

wish helps you Basically, the android toast will display at the bottom. but we can change the position of the toast as desired for the client's requirement for exampleif you want to display the toast in the center of the screen means then use the fol

» android

Date : October 25 2020, 07:10 PM , By : Sergey Sitnikov

Time Spent by user on a web page + Iframe

hop of those help? HTML5 Page Visibility API is the answer of your question.You need to just listen an event as per the browser and it will be triggered every time when user will jump to another tab.

» javascript

Date : October 25 2020, 07:10 PM , By : Brendan Safr

Multiple url in ssh config file

hope this fix your issue When you have multiple ssh profiles you need to name them as a "Host".Your ~/.ssh/config will look something like this:

» git

Date : October 25 2020, 07:10 PM , By : scgc

Problem with list value (ValueError) in python 3

it should still fix some issue I am trying to create a simple card game for school, I am at the stage of coding how gameplay works within the game and am getting a ValueError when trying to remove a value from a list

» python

Date : October 25 2020, 07:10 PM , By : Chris Morris

dllexport Struct pointers and returning uint8_t

With these it helps Do I need to create the struct with proper padding and alignment in c

» chash

Date : October 25 2020, 07:10 PM , By : nguyen tuan

Unable to add ArrayList with multiple arguments

help you fix your problem Your Movie constructor only takes one Genre as argument, while it should take a List as argument:

» java

Date : October 25 2020, 07:10 PM , By : bbubbletrubble

How to get TouchSensor nested under joint in Webots (Python API)

will help you Found the problem, I should have used getTouchSensor instead of getDevice!!Now it works fine.

» python

Date : October 25 2020, 07:10 PM , By : Rajeev Jaiswal

Avoid Overflow when Calculating π by Evaluating a Series Using 16-bit Arithmetic?

may help you . Take a look at related QA: Baking-Pi Challenge - Understanding Improving

» c

Date : October 25 2020, 07:10 PM , By : Mathias

Updating a particular column of an array

hop of those help? The following code does what I need it to do, but since I am bound to have the same task in future codes, I would like to know what the best way to achieve the outcome is: , There are many ways like:

» julia

Date : October 25 2020, 07:10 PM , By : DillyDalion

How to specify kernel while executing a Jupyter notebook using Papermill's Python client?

this one helps. I am running a jupyter notebook script using Papermill's python client. While running, I want to specify the kernel. However, the script ran within the same kernel as my active python shell(through which I made the API call to papermi

» python

Date : October 25 2020, 07:10 PM , By : ChrisEcon

animate.css is not working in Chrome latest version (Version above 73)

wish helps you You have to Adjust the Windows Visual performance settings. See screenshot. adjust visual settings windows 10

» javascript

Date : October 25 2020, 07:10 PM , By : amechtake

How to hide password in Database Connection?

This might help you Better solution, don't provide a password at all in the definition of the DB LINK, then there's nothing to hide.How to do this? Use a Wallet.

» python

Date : October 25 2020, 07:10 PM , By : beaker

How to update all ionic cordova plugin at one command in Ionic-V4

will help you I am using ionic 4 and I have 7 plugins installed in the project. And I want to update all plugin at once using a single command. , Clear plugins folder, then call cordova prepare.

» angular

Date : October 25 2020, 07:10 PM , By : ron

How to get a list of dictionaries from the following code?

With these it helps This is because you are always updating the same dict instance.A way to solve this, is to create a new local instance with the updated fields:

» python

Date : October 25 2020, 07:10 PM , By : Vialeila

Is it a good practice to have setter in the get instance property of a singleton class

wish helps you TL;DR:If you need to release unmanaged resources - the scenario where we would use IDisposable, then implement IDisposable and don't make the class a singleton.

» chash

Date : October 25 2020, 07:10 PM , By : rakibi rakib

'How to find out noun to which pronoun is referring to' in python

will help you In NLP it is called co-reference resolution. There is a package in python called neuralcoref. git.

» python

Date : October 25 2020, 07:10 PM , By : Ateles

How to sort the coordinates of a hash set in C#

it fixes the issue You can use custom comparer to achieve what you want, where you can define your own rules:

» chash

Date : October 25 2020, 07:10 PM , By : Erick Speck

Migrating Rails from Asset Pipeline to Webpacker: Uncaught ReferenceError: $ is not defined in rails-ujs.js

With these it helps In the meantime, I figured out what I had done wrong. I needed to configure an alias. I found the solution in the docs https://github.com/rails/webpacker/blob/master/docs/webpack.mdconfigurationAdding environment.config.set('resol

» development

Date : October 25 2020, 07:10 PM , By : Birdman

Extracting text from number of webpages list in Excel

should help you out If all your links are in an Excel sheet, you could extract them with xlrd or openpyxl to have a Python list, i.e. ["http://link1", "http://link2"]Then you could use fetch the webpages using urllib.request to get the corresponding

» excel

Date : October 25 2020, 07:10 PM , By : Ben Johnson

Row selection and pagination - Vue

With these it helps Using vue, I display my database in a table. My table contains a lot of rows. Therefore, I use pagination. Using the select function, I can select multiple rows and store them in an array. , From my understanding, you replace all

» javascript

Date : October 25 2020, 07:10 PM , By : luckowner

Removing a character (^) from each row of panda Dataframe and get unique words in each row

around this issue I want to replace '^' by ' ' (space) in each row of dataframe [df] and then find unique words in each row . , In regards to replacement, You were close.This should work:

» python

Date : October 25 2020, 07:10 PM , By : God Alex

Changing a static variable of inherited classes

This might help you You have created a new variable, named 'velocity' in Ford. If you print out the dictionary of all the variables in, for example, Ford and Chrysler, you will see that they are different:

» python

Date : October 25 2020, 07:10 PM , By : Eduard Bardají Puig

<div.main> </div.main> - Syntax

hop of those help? You may have seen it in some editors with some plugins like emmet(https://emmet.io/) or zen coding(https://code.google.com/archive/p/zen-coding/). These plugins helps to code html in a much faster way.

» html

Date : October 25 2020, 07:10 PM , By : sothus

Django Query result comparison with if statement

help you fix your problem You are only interested in a single value, not a QuerySet of values, so you should use .get(..) instead of .filter() here. But in fact you can even omit it completely, since you already retrieved the tenantid in the customer

» python

Date : October 25 2020, 07:10 PM , By : Aku Honkanen

UIButton in tableFooterView not registering touches

will be helpful for those in need Just figured out the solution. Because the button is initiated in the UICollectionViewCell, referencing self doesn't work. It works when I add the button action inside the init method:

» ios

Date : October 25 2020, 07:10 PM , By : Martin H Berwanger

Python: how to merge two dataframe based only on different columns?

To fix the issue you can do Use Index.isin with inverse mask or Index.difference:

» python

Date : October 25 2020, 07:10 PM , By : Charles Richards

Find average revenue by each subcategory of top 5 categories in terms of quantity sold in vba sql

I think the issue was by ths following , I have two data set prod_cat_info and Transactions with two common fields for product category and sub category. I am trying to get average revenue by each subcategory of top 5 category in terms of quantity so

» sql

Date : October 25 2020, 07:10 PM , By : Vladimer Sadzaglishv

How to handle data or char -1 when reading from file, since EOF is also -1

seems to work fine The standard C character input functions return a value that is either an unsigned char or EOF. Thus, to use the return value from a function like fgetc, store it in an int, not char:

» c

Date : October 25 2020, 07:10 PM , By : Sarbojit Das

boto3 client cannot serialize correctly

around this issue It appears that CloudWatch Logs Insights was introduced on November 27, 2018 (Document History - Amazon CloudWatch Logs).The version of boto3 currently supported into AWS Lambda is 1.9.42 (AWS Lambda Runtimes - AWS Lambda).

» python-3.x

Date : October 25 2020, 07:10 PM , By : Brian

How to remove more than one space between 2 or more words?

I hope this helps . I want to remove spaces between strings. The space count is not fixed. How to do this? ex: , You can use the replace() trick:

» mysql

Date : October 25 2020, 07:10 PM , By : Stacy Tunstall

java.lang.IllegalStateException: Places must be initialized

hope this fix your issue I was using the old Place SDK which was working fine But it is going to be depreciated and I move to new place SDK. I got keep the crashing report from a few devices. , I was also facing the same issue but I resolved with thi

» android

Date : October 25 2020, 07:10 PM , By : Alexey Gross