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When do you use map vs flatMap in RxJava?
...rThrowable.addValueAsLastCause(e, file);
}
}
});
the exact same version with flatmap :
Observable.from(jsonFile).flatMap(new Func1<File, Observable<String>>() {
@Override public Observable<String> call(File file) {
try {
return Observable.jus...
Page redirect after certain time PHP
There is a certain PHP function for redirecting after some time. I saw it somewhere but can't remember. It's like the gmail redirection after logging in. Please, could anyone remind me?
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Bootstrap NavBar with left, center or right aligned items
...tform-friendly way to create a navigation bar that has Logo A on the left, menu items in the center, and Logo B on the right?
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Select random lines from a file
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Does it eventually yield the same line more than once?
– Frederick Nord
Mar 27 '18 at 20:21
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ScalaTest in sbt: is there a way to run a single test without tags?
...active mode:
testOnly *MySuite -- -z foo
to run only the tests whose name includes the substring "foo".
For exact match rather than substring, use -t instead of -z.
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Manually put files to Android emulator SD card
...at a phone, clicking this will allow you to choose a file to move to phone memory.
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How to get the width and height of an android.widget.ImageView?
I have an image view with some default height and width, images are stored in db and I want to scale Image according to Imageview height width. As I don't want it give default values because when ever I change it's height and width I also have to change it in code.
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SQLite in Android How to update a specific row
...d1","Bob"); //These Fields should be your String values of actual column names
cv.put("Field2","19");
cv.put("Field2","Male");
Then use the update method, it should work now:
myDB.update(TableName, cv, "_id="+id, null);
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How to vertically center a inside a div? [duplicate]
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See my article on understanding vertical alignment. There are multiple techniques to accomplish what you want at the end of the discussion.
(Super-short summary: either set the line-height of the child equal to the height of the container, or set positioning on the cont...
How can I explode and trim whitespace?
For example, I would like to create an array from the elements in this string:
11 Answers
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