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Questions - exit

Ctrl-C for exit the program isn't working without enter

I was using Runtime -> addShutDownHook for closing application. It works with an enter, but only typing ctrl+c doesn't do it's job. Is it because I opened scanner at the beginning of the class? Wha...
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kzrt0123

java

input

java.util.scanner

exit

terminate

Votes: 0

Answers: 1

Latest Answer

Solved, try to use Scanner = new Scanner every roop than using on constructor.
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kzrt0123

Cannot stop BASH when using of && and || operators

I would like to stop my BASH if the commands have any errors. make clean || ( echo "ERROR!!" && echo "ERROR!!" >> log_file && exit 1 ) But seems like my BASH...
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ITnewbie

bash

ubuntu

exit

Votes: 0

Answers: 2

Latest Answer

exit 1 exits from the subshell created by (), not the original shell. Use {} to keep the command group in the same shell. Don't use && between commands unless you want to stop as soon as one o...
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Barmar

How to close an executable on Python like clicking on exit button

I will explain my problem : For an application for my system I would like to know how to close an executable, like clicking on the pushbutton exit in the top rigth, as usual. Context : From a script p...
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Mathias

python

executable

exit

clicking

Votes: 0

Answers: 1

Latest Answer

You can use os modules for this. os.system("taskkill Test.exe") This would gently Kill the application. taskkill is a cmd command which helps you to Kill process. os.system() method execute...
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Faraaz Kurawle

C, How to use exit code properly?

When I try to submit my work, the system told me to use the exit code. When I use return 0 and recheck, the system told me to use return 1... (https://i.stack.imgur.com/dnVLV.png) :) caesar.c exists. ...
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An Dy Andy

c

cs50

exit

Votes: 0

Answers: 2

Latest Answer

You use the exit code by adding a return <value>, at the appropriate code line. With <value> being what matches your interface definition, in case of your online judge it seems to be a 1. ...
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Yunnosch

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