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Ideal way to cancel an executing AsyncTask

I am running remote audio-file-fetching and audio file playback operations in a background thread using AsyncTask . A Cancellable progress bar is shown for the time the fetch operation runs. ...
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Daylight saving time and time zone best practices [closed]

I am hoping to make this question and the answers to it the definitive guide to dealing with daylight saving time, in particular for dealing with the actual change overs. ...
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How to kill an Android activity when leaving it so that it cannot be accessed from the back button?

In an given Android activity, I would like to start a new activity for the user at some point. Once they leave the first activity and arrive at the second, the first activity is stale and I want to remove it completely so it can not be accessed again from the back button. ...
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How does delete[] know it's an array?

...eed the delete[] syntax at all? Why can't a single delete form be used to handle all deletes? The answer to this goes back to C++'s roots as a C-compatible language (which it no longer really strives to be.) Stroustrup's philosophy was that the programmer should not have to pay for any features tha...
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How to simulate Android killing my process

Android will kill a process if it is in the background and the OS decides it needs the resources (RAM, CPU, etc.). I need to be able to simulate this behaviour during testing so that I can ensure that my application is behaving correctly. I want to be able to do this in an automated way so that I ca...
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Programmatically saving image to Django ImageField

Ok, I've tried about near everything and I cannot get this to work. 17 Answers 17 ...
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Curl GET request with json parameter

I am trying to send a "GET" request to a remote REST API from Command Prompt via cURL like this: 7 Answers ...
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Printing 1 to 1000 without loop or conditionals

... address hence evading the pointer errors. This version of the above in standard C, since it doesn't rely on arithmetic on function pointers: #include <stdio.h> #include <stdlib.h> void f(int j) { static void (*const ft[2])(int) = { f, exit }; printf("%d\n", j); ft[j/1000...
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Delete directories recursively in Java

... It's a little more thorough. It handles things like symbolic links correctly on Linux/Unix. svn.apache.org/viewvc/commons/proper/io/trunk/src/java/org/… – Steve K Apr 22 '09 at 22:48 ...
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Docker can't connect to docker daemon

...dd the user to the docker group. sudo usermod -aG docker $(whoami) Log out and log back in to ensure docker runs with correct permissions. Start docker. sudo service docker start Mac OS X As Dayel Ostraco says is necessary to add environments variables: docker-machine start # Start virtual machi...