kill-process

Hi i'm looking to kill an activity in my application when the usb is disconnected i have a broadcast receiver and all set up and working fine public class USBOff extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Intent intent1 = new Intent(context, SdcardOff.class); startActivity(intent1); finish(); } } This code however tells me that the finish method and startActivity methods need to be created? why is this not working thank you for any help with my problem startActivity is a Context method, not a BroadcastReceiver method. finish is an Activity

I've got a Perl script that starts a background job to print some logging information into a file, executes something, and then finishes. I would like to end the background process when the script is done, but as far as I know, if I use a double fork as below, then waitpid($pid,0) will wait for the background process to finish, instead of killing it, and kill(9,$pid) won't get rid of the background process. Example script: #!/usr/bin/perl use strict; # Do a first general top my $ret = `top -b -n 1 > logfile`; # Do a background $USER top every minute my $cmd = "top -b -d 60 -n 300 -u $ENV{USER}

How to properly terminate a flask web application that was launched in a separate thread? I found an incomplete answer that is not clear on how to do it. The script below starts a thread which in turn starts a flask application. When I press CTRL + C , something is not being terminated and the script never stops. It would be nice to add the code after except KeyboardInterrupt: that terminates the app and the thread_webAPP() properly. I know how to terminate a thread, but first I need to terminate the app: def thread_webAPP(): app = Flask(__name__) @app.route("/") def nothing(): return "Hello

I have a query locking tables in MySQL (using InnoDB): UPDATE table SET status = 2 WHERE status = 3 This query caused a deadlock on the table and can't bypass it. I tried to do: show processlist then kill the process id but i can't seems to kill it I tried: kill 9588 9588 is the process id. Then I do show processlist I still see the same query on the list. How can I force killing this process and then why would this query cause a dead lock? how can I fix it? When you run a MySQL instance on RDS and want to kill a thread or a query for some reason, you’ll find you cannot use KILL or mysqladmin

In my app, when user presses HOME key and returns back to app after some time, my app gives NullPointerExceptions on various places and activities. I know that my app is being killed by OS to free some resources. Now I want that when user comes back again to app and app was previously killed, then how can I detect that my app was killed so that I can reload different resources? When onCreate (Bundle savedInstanceState) is called, check that savedInstanceState is not null. As stated by onCreate : savedInstanceState If the activity is being re-initialized after previously being shut down then

I am writing this to seek some help in using plan(multiprocess) or plan(multicore) and killing long running processes in my shiny app. The app has multiple future events (long running processes) that run on clicking their corresponding actionButton. Below is an example app of future() command used within the server function in the app. And i have been using stopMulticoreFuture(fut) to kill the processes. library(shiny) library(shinydashboard) library(promises) plan(multicore) library(ipc) sidebar <- dashboardSidebar(width = 200, sidebarMenu(id = "tabs", menuItem("File", tabName = "tab1", icon