What is Hardcode string?

The term hardcoded string refers to a string that doesn’t depend on the input to the program but it also has connotations of being hard to change, meaning that you might have to edit the code in one or more places to change it.

Why should you use string resources instead of hard coded strings in your apps?

Why store strings in strings. xml instead of just hard-coding it? The reason is if you hard code your static strings like we did in the gif above and then in the future you want to translate your app in multiple languages you will have to go in find and change every single string in the app.

What is the purpose of the Activity_main XML file in the project you created?

app > res > layout > activity_main. This XML file defines the layout for the activity’s user interface (UI). It contains a TextView element with the text “Hello, World!”

Why do you have to avoid hard coding?

Why you should avoid hardcoding. That’s because hardcoding is often attractive to coders who are in a hurry or are just learning. They see a way to save a lot of time, and in the short run, they’re right. The problem is that there are hidden costs to hardcoding that can cost a lot of time.

Should Use @string resources?

As a general rule, you should never use hardcoded strings in your layout but always use string resources (which means the all strings are stored in one separate file where they are easily changeable for different languages and so on).

What is extract string resource in Android?

In Android Studio while adding TextView to the layout xml file, it is very convenient to use “Extract String Resource” to add string name to strings.

What is string resource in Android?

A string resource provides text strings for your application with optional text styling and formatting. XML resource that provides a single string. String Array. XML resource that provides an array of strings. Quantity Strings (Plurals)

Is it wrong to include hardcoded strings in Android apps?

But it’s not entirely wrong. There is a file name strings.xml inside the values folder which is present inside the res folder in this file all the strings are supposed to placed. This file made because of the translational, you can use many language support in your app by this method but not by hardcoded string.

When should I use hardcoded strings in my layout?

As a general rule, you should never use hardcoded strings in your layout but always use string resources (which means the all strings are stored in one separate file where they are easily changeable for different languages and so on).

How to show popup when textview fails to edit text?

Actually , you can use the setError for the textView and show its popup . You just need to use the same style as of the EditText . Snippet: you have to requestFocus (); a view to show the error. Thanks for contributing an answer to Stack Overflow!

Should I learn Android Studio or Android IDE?

Android Studio is specifically meant for Android and not for Java. So definitely not Android Studio. Do basic Java programming for first 15 days in basic editor like notepad, notepad++. Most of IDE give predictive text help for developers which may make some beginners to get into complecency.