Module development and code questions

Hi 

I have a website that when you create any page under the about page it is not clickable but when you create it else where in other tabs it's clickable. We already try recreating the page and it continues to do the same problem as before. Need help on this

I am using Drupal 8 in Acquia platform. Whenever client changes content in the Prod environment, I want to get a notification (may be through e-mail) for that action. Kindly help me on this.

Hello Friends,

I have a contact form, where I am trying to send a basic email to my Drupal site email on submission.

My ContactForm.php submitForm() function looks as follows:

Use case:

Creating a style plugin for views with fields and options which are set externally in a module.

Problem 1:
I can't get the field type in views->displayhandler

class MyImageFlow extends StylePluginBase {...}

The instance '$this' delivers '$this->displayHandler' and '$this->view->displayHandler'. First one accepts checking fo field types like so:

Hello Friends,

I have 2 questions:

Hi ppl,

I am very new to drupal. Am working on a custom module in drupal 7. This custom module displays a form and once the form is submitted, an email will be sent. There is a CC Email. The email format is HTML. I did not have mail or mimemail module installed at that time. So to send HTML email i used the following technique.

in my custom_module.install file