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How to handle Handler messages when activity/fragment is paused
...ch asynchronously changes a fragment state (e.g. commit, dismiss) is only called from a message in the handler.
Derive your handler from the PauseHandler class.
Whenever your activity receives an onPause() call PauseHandler.pause() and for onResume() call PauseHandler.resume().
Replace your imple...
Multiple aggregations of the same column using pandas GroupBy.agg()
... functions f1, f2 to the same column df["returns"] , without having to call agg() multiple times?
3 Answers
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Copy all files with a certain extension from all subdirectories
Under unix, I want to copy all files with a certain extension (all excel files) from all subdirectories to another directory. I have the following command:
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How does libuv compare to Boost/ASIO?
...nchronous I/O capabilities have been extended to other resources. Additionally, with Boost.Asio being part of the Boost libraries, its scope is slightly narrowed to prevent duplication with other Boost libraries. For example, Boost.Asio will not provide a thread abstraction, as Boost.Thread alread...
MySQL > Table doesn't exist. But it does (or it should)
I changed the datadir of a MySQL installation and all the bases moved correctly except for one.
I can connect and USE the database. SHOW TABLES also returns me all the tables correctly, and the files of each table exists on the MySQL data directory.
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Anonymous recursive PHP functions
... pass it by reference. Be aware, that if you modify the $factorial before calling the function, the result will change as it's passed by reference.
– Marius Balčytis
Sep 13 '12 at 21:48
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Fast Linux File Count for a large number of files
...ke a while if there are a lot of them. Also there will be no output until all of the names are read and sorted. Use the ls -f option to turn off sorting.
ls -f | wc -l
Note that this will also enable -a, so ., .., and other files starting with . will be counted.
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how to remove css property using javascript?
...e provided. I tried using el.style.removeProperty('zoom'); (or 'fill', actually, in my case) that seems to do the same thing in IE, and get ignored by the other browsers. For some reason I was surprised to find that setting it to a blank string has the same effect and seems to work on all (recent ve...
PHP check whether property exists in object or class
... edited Mar 15 at 15:51
Abel Callejo
9,05577 gold badges4444 silver badges6262 bronze badges
answered Jan 19 '13 at 12:32
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How do I write LINQ's .Skip(1000).Take(100) in pure SQL?
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But this will first select all and then from that selection take only 10 right? Or will the first query/view have only 10 already?
– Tadej
Jan 29 '18 at 13:53
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