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How To Set Text In An EditText
... find setText(CharSequence text)
http://developer.android.com/reference/java/lang/CharSequence.html
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Ternary Operator Similar To ?:
...be preferable. Perhaps you’d like to write it using the
same syntax as Java. Sadly, you can’t. This is because : is not a
valid identifier. Fear not, | is! Would you settle for this?
c ? p | q
Then you’ll need the following code. Notice the call-by-name (=>)
annotations on the ...
Use of def, val, and var in scala
...
@pferrel not really confusing. Same as with Java's final. You can mark a List as final, but could modify its contents.
– jFrenetic
Jan 7 '17 at 0:40
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Using std Namespace
...r various languages that make significant use of namespaces. For example, Java and C# use namespaces to a large extent (arguably moreso than C++). The most common way names within namespaces are used in those languages is by bringing them into the current scope en masse with the equivalent of a usi...
How to exclude specific folders or files from validation in Eclipse?
...do to exclude a folder from validation in a project. For me this works for javascript and other warnings/errors.
Right Click Folder
Click Resource, ResourceFilters
Click "Add"
Set the following Exclude All, Files and Folders, All Children, add an asterisk (*) to the File and Folder Attributes inp...
Can I use assert on Android devices?
...0032c: 6e10 0c00 0000 |0002: invoke-virtual {v0}, Ljava/lang/Class;.desiredAssertionStatus:()Z // method@000c
000332: 0a00 |0005: move-result v0
000334: 3900 0600 |0006: if-nez v0, 000c // +0006
000338: 1210 ...
Why should I avoid using Properties in C#?
...than making code harder to read using methods. (In particular, having seen Java code with several getters and setters being called in the same statement, I know that the equivalent C# code would be a lot simpler to read. The Law of Demeter is all very well in theory, but sometimes foo.Name.Length re...
Unfortunately MyApp has stopped. How can I solve this?
...tion.
How to solve it?
Every time an Android application crashes (or any Java application for that matter), a Stack trace is written to the console (in this case, logcat). This stack trace contains vital information for solving your problem.
Android Studio
In the bottom bar of the window, clic...
error: ‘NULL’ was not declared in this scope
...
God, I am so spoiled with Java (null being a keyword) that I never thought that NULL would not be a keyword in c++. Thanks :)
– Stefan Hendriks
Oct 4 '11 at 19:45
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What is the purpose of the word 'self'?
...es -- special syntax like Ruby has, or requiring declarations like C++ and Java do, or perhaps something yet more different -- but it didn't. Python's all for making things explicit, making it obvious what's what, and although it doesn't do it entirely everywhere, it does do it for instance attribu...