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Is there a software-engineering methodology for functional programming? [closed]
...much as I hate UML (as spec), I find UML (as sketch) to be quite useful in Java and wish there were best practices on how to do the equivalent. I've been experimenting a bit on doing this with Clojure protocols and records, but have nothing I really like.
– Alex Miller
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How to Create a circular progressbar in Android which rotates on it?
...way:
Please check screen shot for the same.
CustomProgressBarActivity.java:
public class CustomProgressBarActivity extends AppCompatActivity {
private TextView txtProgress;
private ProgressBar progressBar;
private int pStatus = 0;
private Handler handler = new Handler();
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Where is debug.keystore in Android Studio
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Another way of finding out your key information is to go to your java folder, for me it was at
C:\Program Files\Java\jdk1.8.0_60\bin
and run the following command
keytool -list -v -keystore "%USERPROFILE%\.android\debug.keystore" -alias androiddebugkey -storepass android -keypass andro...
How to check whether a pandas DataFrame is empty?
... In Python, try/except is cheap and if is expensive. Python is neither Java nor C; here it's Easier to Ask Forgiveness than Permission
– Nick Marinakis
Apr 14 at 1:26
add ...
Regular expressions in C: examples?
... expressions in C. The Perl syntax is pretty much that same syntax used in Java, Python, and a number of other languages. The POSIX syntax is the syntax used by grep, sed, vi, etc.
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Lambda expression vs method reference [closed]
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Android: Want to set custom fonts for whole application not runtime
...runtime ? (i.e. from xml if possible or only once for whole application in JAVA file)
11 Answers
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Why use Abstract Base Classes in Python?
...icially similar to that of a more "traditional" OO system (by which I mean Java*) - we got yer classes, yer objects, yer methods - but when you scratch the surface you'll find something far richer and more flexible. Likewise, Python's notion of abstract base classes may be recognisable to a Java dev...
What is the point of interfaces in PHP?
... use case that you cannot address with abstract classes.
From Thinking in Java:
An interface says, “This is what all classes that implement this particular interface will look like.” Thus, any code that uses a particular interface knows what methods can be called for that interface, and tha...
How to use putExtra() and getExtra() for string data
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first Screen.java
text=(TextView)findViewById(R.id.tv1);
edit=(EditText)findViewById(R.id.edit);
button=(Button)findViewById(R.id.bt1);
button.setOnClickListener(new OnClickListener() {
public void onClick(View arg0) {
Strin...