codeigniter CSRF error: "The action you have requested is not allowed."

I enabled the csrf_protection option in codeigniter's config file, and used form_open() function to create my forms. But when I submit the form, this error occurs: The action you have requested...

How to get page numbers in pdf generated by html with wkhtmltopdf

Here is our answer: We are currently using wkhtmltopdf to generate a PDF from a given html template. Some background information: We are using Sulu CMF to build our back end, which is based on...

Product price changed to 0.00 in product detail page

I am facing a very strange issue after the installation of Magento 2.0.4. I have create a product with the price $12 and change the locale from Magento configuration in backend. Below is the...

Angular 2 'component' is not a known element

I'm trying to use a component I created inside the AppModule in other modules. I get the following error though: "Uncaught (in promise): Error: Template parse errors: 'contacts-box' is not a...

Fabric js Text characters garbled on iPhone and iPad

We are using Fabric js to insert text in canvas, there are 2 texts which we are inserting, one is a larger text which loads correctly and has Open Sans font. Another is a smaller text which is...

Django Autocomplete Light List Object has no Attribute Queryset

Please look at my edits at the end of my code as well. I'm attempting to implement django-autocomplete-light (dal 3.2.10) for a single field. Following the tutorial, I turn up this error: 'list'...

Failed assertion: line 3927 pos 14: '_dependents.isEmpty': is not true

I am back again with the issue related to the question already posted by me on stack overflow...

What's the alternative to using a StreamBuilder inside of a column or row?

I am trying to build a page that shows a hierarchy of data. The top of the page is built by passed in data. But the dependencies need to query a db and post their results. For example Team A has...

tkinter.scrolledtext.ScrolledText columnspan issue

Below is a section of code to help show what I want. The ScrolledText widget takes over 3/4 of the width but I have it setup to take up 1/2, trying to determine how to split two controls down the...

Window is Full error in Flutter

When loading data from Firestore into a listview, i receive this warning W/CursorWindow(15035): Window is full: requested allocation 483 bytes, free space 274 bytes, window size 2097152 bytes I...

Flutter: keyboard disappears immediately when editing my text fields

I'm trying to build an app front end with flutter and it's my first time so I faced some bugs like this one: there is no way to edit my textformfield because I putted my form elements in a...

How to use return instead of echo in controller action of yii2

I have the following view file that upon user performing some function of selecting patient name from the system, the view file calls the controller actionListInvoices that in turn performs some...

Flutter ScrollController position in NestedScrollView

I have a NestedScrollView that houses a SliverAppBar with a TabBarView and the tabs consist of an infinite loading list each. Right now I only have one ScrollController attached to...

Error while running Dart Sample Project in IntelliJ IDE

Can anyone help me understand where is the issue? I'm unable to get the desired output for the below code? Please check the below *code* and *Log* main.dart import...

Flutter setState rebuilding whole page efficacy

I was wondering how setState() really works in Flutter. I have a page that contains a ListView and a Play button. When I press the button, I call setState() to change the Icon from the button....

Aligning Icon List vertically in Wordpress

new to overflow and website design. I'm having issues aligning an icon list in the center using Wordpress plugin Elementor. Here's the website: https://goldeneagleconstruction.co/ This issue is on...

Use stream in provider with flutter

I make a simple example to understand using Stream with Provider pattern in flutter. I do not know How can I change stream value in this case ? when I click Add icon, the value will be add, count...

Flutter listview within listview not scrolling

As my first Flutter project I'm building an app for a newspaper. There are a number of news categories. For those categories, I have created a generic Widget, in the home screen that Widget will...

How to use gestures on FlutterMap (flutter_map package) inside Column (or any scrollable View)?

I have the problem that I have a map inside a scrollable column. As map I use FlutterMap (flutter_map package). This is leaflet for flutter. In Google Maps there is a solution for exactly the...

Flutter PageView The method jumpToPage was called on null

I'm new to dart and i tried to implement a BottomNaviagtor. I want to jump to a specific page when the BottomNavigatorItem is tapped. Below is the error i'm getting: I/flutter ( 2447): ══╡...

Odoo 13.0 Can't see my installed module on the menu

I am a newbie on Odoo 13.0 (and any Odoo version). I just built my first module, and successfully installed it. The problem is that I can't see my installed module on the menu. I have tried...

flutter showing black screen in first running application

this reference couldn't solve my problem after switching flutter channel to master and upgrading flutter this problem don't resolve on my applications. how can i solve that? flutter doctor...

How to solve the Box not Found error Hive Flutter

I have a homescreen in which I have created a 4 navigation screen, so when user enter login id and password then it calls the homescreen. But for the first time when user navigate to the...

Why does the Awesomplete JavaScript object fail to be created when new'ed?

I found the Awesomplete JavaScript/jQuery plug-In here. It's a combobox/drop-down list widget that displays a list of case-less matches while the user types characters into a input text element. ...

Good use of FetchMore GQL for infinite scroll pagination ListView with Flutter

I'm trying to create a ListView of elements comming from a GraphQL API with graphql-flutter library. The build of the first page is OK. Then when I start to scroll, the result will be good, my...

flutter bloc best practices by blocs

I currently create a prototype project which implements a lot of features like navigation management, errors management, storage management etc etc I'm facing now a question with blocs. I want to...

pushReplacement or pushAndRemoveUntil(Route<dynamic> route) => false not Working

A page-based route cannot be completed using imperative api, provide a new list without the corresponding Page to Navigator.pages instead. 'package:flutter/src/widgets/navigator.dart': Failed...

Flutter FutureBuilder – Progress indicator is not showing while widgets are building in async function

I am new to Flutter and this is my first question on Stackoverflow. Please let me know if I need to provide more context or details for my question. In my app the user can navigate to a page with...

Flutter iOS App Crashing in App Store Review but not on Testflight devices

I have developed an app with Flutter and it is currently on the App Store, however, for over a week I have been trying to submit an app update and keep getting the response from the review team...

How to calculate distance from a phone thrown in height

In Flutter, there is the sensor package https://pub.dev/packages/sensors that allow to know the velocity X, Y and Z. My question is : how could I calculate the distance of a phone thrown in height...