DragIcon | Drag icon + add header layout + foot layout

So my main problem at the moment is trying to add data to my recycler view. Essentially I created a button that adds the string "hello" to a list and then tries to call mAdapter.notifyItemInserted(dataSet.size). It adds perfectly to the end of the list in the logs, but I just can't figure out how to update the UI for it.

The only items I can manage to load at the moment are the items fakeItems that are created when I start the app.

I have following code

I implement drag and drop for a RecyclerView, it works well when have one View type but reset the RecyclerView when have multiple view type, I show the result in this gif:

and this is my code:

i am working with amcharts and i need to put some dots on specific date but not join them together. I tried with guides but i couldn't.

My chart has category field: date max zoom is hourly.

This is my chart with the red dots i drew to show you.

I want them in different date but with the same height

This is my code:

How can i put dotted line between two dates?

Its a chart that show the temperature, humidity, windSpeed, of the day, but between now and the end of the day shows the forecast, so i want to distinguish them.

I have one data provider with all the values and date.

Here is an example what i want to recreate: Example chart (actually this is my chart, i add the dotted line with photoshop to show you).

I read that you can put dotted line, but in all the line, i just want in a range.

Chart code

Is there a way to highlight a particular range of the chart´s background between two times?

Here is an example what i want to recreate: Example chart (actually this is my chart, i add the highlight area with photoshop to show you).

In the y-axis is temperature and x-axis is the date time.

This is the javascript: