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Android - how do I investigate an ANR?
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An ANR happens when some long operation takes place in the "main" thread. This is the event loop thread, and if it is busy, Android cannot process any further GUI events in the application, and thus throws up an ANR dialog.
Now, in the trace you posted, the main thread seems to be doing fine, ...
or (HTML5)
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zzzzBovzzzzBov
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How to check visibility of software keyboard in Android?
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NEW ANSWER added Jan 25th 2012
Since writing the below answer, someone clued me in to the existence of ViewTreeObserver and friends, APIs which have been lurking in the SDK since version 1.
Rather than requiring a custom Layout type, ...
Blocks and yields in Ruby
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OscarRyzOscarRyz
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What is the point of the diamond operator () in Java 7?
...d never be used in new code unless
you absolutely have to.
Now, if Java had generics from the beginning and didn't have types, such as LinkedList, that were originally created before it had generics, it probably could have made it so that the constructor for a generic type automatically infers its...
What does it mean for a data structure to be “intrusive”?
... becomes aware of the fact that it is in that data structure, in some way. Adding the element to the data structure changes the element.
For instance, you can build a non-intrusive binary tree, where each node have a reference to the left and right sub-trees, and a reference to the element value of...
Convert Go map to json
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If you had caught the error, you would have seen this:
jsonString, err := json.Marshal(datas)
fmt.Println(err)
// [] json: unsupported type: map[int]main.Foo
The thing is you cannot use integers as keys in JSON; it is forbidden. ...
How to organize large R programs?
...ink about the interface
a lot of sanity checks via R CMD check
a chance to add regression tests
as well as a means for namespaces.
Just running source() over code works for really short snippets. Everything else should be in a package -- even if you do not plan to publish it as you can write inter...
Linux bash: Multiple variable assignment
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First thing that comes into my mind:
read -r a b c <<<$(echo 1 2 3) ; echo "$a|$b|$c"
output is, unsurprisingly
1|2|3
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ggplot with 2 y axes on each side and different scales
...free to compare the two data series? - e.g. look here: https://github.com/hadley/ggplot2/wiki/Align-two-plots-on-a-page
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