Simple Calculator App Tutorial E02 - Writing the Java Code (Android 2.3)

In this video, we define the various variables and set action on the buttons using Java code in Android Studio 2.3 latest 2017.

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Comment the topic you need to know about and I will return with a video next week.

[ProfessorDK]

Hello everyone, the video you all were waiting for has been uploaded. Sorry for the delay. It took some time to record it. Its 22mins long. So do watch and let me know if it was helpful! :)

[reynoldfrancis]

I am using Android studio latest version of 2019. With a few differences, your program is working fine. Excellent tutorial!

[jeetkumar]

Please always upload a good quality videos

[michaellee]

The explanation is clear. It is a little bit too 'hardcoded' tho (Maybe that's the characteristics of Android programming, idk)

[prateekgupta]

Sir in java we also have something called "array" to make programs shorter

[viiali]

very good tutorial thank you! Please upload the 3rd video!

[RAMKUMAR-ebkq]

sir can u please post a vedio for learning methods in java for giving functions for buttons
the basic buttons like
setclick();
the fn with prefix set
i am not able to understand clearly abt the fns

[noff]

Nice video! You are the best! Don`t stop!

[RAMKUMAR-ebkq]

sir can u explain the functions used .give more information of why using these fns

[thipputk]

Sir thank you for your useful videos. Sir, I follow your instruction and try to create my first app, but analyzer shows many errors and warnings. Should i stop or continue? I use android studio latest version.

[shivammittal]

Iam not able to extend the textView as you have done ?
Iam using the cursor but the text view is miving from one place to another but not extending????

[oussamabenaicha]

Thank you for the great tutorial, i would like to know how to make an EditText non accessible for the user. he should no tbe able to modify it. for that can you please tell me how to make a text zone static!

[maxpetrov]

are we supposed to do something with the
add.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {

}
});
for addition and the other operations or wait till next vid?

[agenthulk]

What setupUiViews function does?
Why it is required?

[haseebbhandara]

After completing cording as I run the calculator app I recieve a message " you may need to adjust the proxy settings in Gradle" how can I resolve it? Kindly tell me

[vladimirdimitrov]

Hi I get to 10:19 where I need to create add.setOnClickListener... and when typing "add" I do not get the option listed on the video. Instead I get an error - cannot resolve symbol 'add'. Any help?

[rk-kkdu]

You need zoom the screen when you add coding
I not understand what u writen even in 480p

[abdoolrasheed]

Hi ProfDK - can we have the source codes for the tutorial for a better follow up of the tutorial as the text displayed is not very clear. Thanks.

[xcallmesenpai]

Sir could you explain why did you create the sertupUIViews function and also what does View.OnClickListerner do which is on the 38th line at 7:33. Thanks in advance. :)

[sukanyamurali]

thank you sir...really I get an idea to work with Android studio and where is the 3rd part...when will you release that