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Finish an activity from another activity
... and call the new Intent.
When the user clicks modify, call the new Intent or simply finish activity B.
FIRST WAY
In your first activity, declare one Activity object like this,
public static Activity fa;
onCreate()
{
fa = this;
}
now use that object in another Activity to finish first-acti...
What is the difference between == and equals() in Java?
I wanted to clarify if I understand this correctly:
23 Answers
23
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Build project into a JAR automatically in Eclipse
...Java project built into a JAR automatically. I know I have an option to export the project into a JAR; if I do a right click; but what I am really looking for is, that like Eclipse automatically builds a project's .class files and put them in target folder; it should also build a JAR automatically...
How do I keep the screen on in my App? [duplicate]
For my Android app I never want the phone to lock or the back light to turn off
11 Answers
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How to define Gradle's home in IDEA?
I am trying to import a Gradle project into IntelliJ, and when I get to the Gradle Home textbox, it is not automatically populated, nor will typing in the path of Gradle Home result in a valid location - I have the GRADLE_USER_HOME environment variable set (to what I think is!) the correct pat...
Retrieving a List from a java.util.stream.Stream in Java 8
...tays sequential—otherwise you will have to put a call to sequential() before forEach.
[later edit: the reason the call to sequential() is necessary is that the code as it stands (forEach(targetLongList::add)) would be racy if the stream was parallel. Even then, it will not achieve the effect int...
Why does Javascript getYear() return 108?
...oes this javascript return 108 instead of 2008? it gets the day and month correct but not the year?
14 Answers
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Git stash: “Cannot apply to a dirty working tree, please stage your changes”
...
When I have to apply stashed changes to a dirty working copy, e.g. pop more than one changeset from the stash, I use the following:
$ git stash show -p | git apply -3 && git stash drop
Basically it
creates a patch
pipes that to the apply command
if there are a...
How to remove all whitespace from a string?
...
In general, we want a solution that is vectorised, so here's a better test example:
whitespace <- " \t\n\r\v\f" # space, tab, newline,
# carriage return, vertical tab, form feed
x <- c(
" x y ", # spaces before, after an...
How to find the Windows version from the PowerShell command line
...cess the OSVersion property of the System.Environment class to get this information. For the version number, there is the Version property.
For example,
PS C:\> [System.Environment]::OSVersion.Version
Major Minor Build Revision
----- ----- ----- --------
6 1 7601 65536
Deta...