You can fill @null or [] or better @''. For example, some view s will set their own backgrounds if they get a null value from the xml. I found the following attribute in one xml layout:
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I can see that @nullable and @nonnull annotations could be helpful in preventing nullpointerexceptions but they do not propagate very far. I just started using the @notnull annotation with java 8 and getting some unexpected results. Instead of @coalesce you can use ?
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I'm a bit lost why i need to set a string. Setting the android:textcursordrawable attribute to @null should result in the use of android:textcolor as the cursor color. What is the difference between specifying background=@null and. Why do you want to set android:background=@null?
Attribute textcursordrawable is available in api level. @empty basically means null, and leave it null instead of using default value. Like @dataset()?.filename if empty return null. Android:background=@null what is the meaning of @null?
I have a method like this:
Muitas pessoas falam sobre o que é null, mas afinal, qual é o seu verdadeiro significado? So to avoid creating a string i set it to null. Android:contentdescription=@null this seems to quiet down the complaints from lint. If you don't want to apply background then no need to add this property, i think so.
