restart

问题 This question already has an answer here : attempt to compare nil with number Corona (1 answer) Closed 6 years ago . hey guys i am about to finish my game i am a indie developer and i i am trying to finish my app in corona sdk and i keep getting this annoying error message. The message is get is " Attempt to compare nil with number restart.lua 9 " i don't have a clue how to fix this i try every thing but nothing works. when i run my code and i die for the first time and restart the game it

问题 I´m having trouble finding my file in the device I am saving a file in the external storage, specifically using this code private function saveFiles():void { var file1:File = File.applicationStorageDirectory.resolvePath("v/appstorage.doc") var file2:File = File.cacheDirectory.resolvePath("v/cache.doc") var file3:File = File.desktopDirectory.resolvePath("v/desktop.doc") var file4:File = File.documentsDirectory.resolvePath("v/documents.doc") var file5:File = File.userDirectory.resolvePath("v

问题 I'm trying to make a batch that restarts my python files whenever any of them close or crash, with the following command: @echo off :a cd C:\Users\PC\Desktop\testfolder test1.py test2.py test2.py goto a but it is not working, what should I do? 回答1: A combination of an "infinite loop" which is needed in your case and python files will overload your CPU a lot I think. Have a revised piece of code (working only in single file extensions ( *.bat, *.txt )). See below for something more general.

问题 I currently have an Xcode project which has a remote in the organizer for a Bithucket repository. I want to start the project over with a fresh template. However I do not want to lose all my previous commits I just want a brand new project in Xcode but to Bitbucket it should just be like another commit. How do I go about in doing this? I would like instructions on what I do in Xcode and what I do in Bitbucket. Thanks in advance! 回答1: I've never used the built in git client in XCode, but one

问题 I have three activities A, B and C. A starts B with startActivityForResult(getIntent(), ACTIVITY_B); and B starts C with startActivityForResult(getIntent(), ACTIVITY_C); . ACTIVITY_B and ACTIVITY_C are constants with same value across activities. When C returns with RESULT_OK, then B is restarted with the code: if (resultCode == Activity.RESULT_OK){ finish(); startActivityForResult(getIntent(), ACTIVITY_B); } This works fine. When B has to return (on clicking a menu item), it sets the

问题 I am trying to write a function in java that will shutdown, force shutdown, restart and force restart the computer and it should work on Windows, Linux and Mac. Windows is not a problem, but I am unable to run commands to shutdown on Linux due to the sudo privileges. I was therefore thinking of using JNA to shut down the computer (i know you can use JNA to do this on windows), but I can't find any examples online for linux or mac. Can anyone help me out? It will be much appreciated! Even if

问题 I am creating a Chrome app and I have made a Logout button in the app. How can I restart/reset the app? (background.js / background page should be restarted) 回答1: chrome.runtime API is your friend. chrome.runtime.reload() Reloads the app or extension. Note that this will probably close all windows opened by the app. 回答2: Thinking about the user experience I'm not sure if chrome.runtime.reload() is the best what you can do. It is far much better if you just create a some king of cleanup

问题 This question already has answers here : Closed 7 years ago . Possible Duplicate: How to start/stop/restart a thread in Java? 1.If you call start() on a running thread it's an error 2.If you call start() on a stopped thread nothing happens. What's the reasoning behind not supporting restarts over the same object? 回答1: I think the designers did it because OS-level threads usually behave in this way - they are created, they may run, then they are destroyed and the operating system performs

问题 I am just wondering why is restarting IIS 7 application pool consider a good practice? I know that it'll clean up orphan resources like threads or session state, but how does other web server deal with this kind of problem? Do java developer/admin have to restart weblogic/websphere/apache/tomcat every so often to clean up junk in memory? 回答1: Typically it's used to compensate for bad programming. Sometimes yours, sometimes third parties depending on the libraries you are using. And, as with

问题 I use QSettings to save and load parameters to/from an ini file using Linux: write: QSettings settings("setup.ini", QSettings::IniFormat); settings.beginGroup("Setup_Parameter"); settings.setValue("Parameter1",parameter1_value); settings.sync(); settings.endGroup(); read: QSettings settings("setup.ini", QSettings::IniFormat); settings.beginGroup("Setup_Parameter"); parameter1_value = settings.value("Parameter1","0").toInt(); settings.endGroup(); The setup.ini works fine, while the system is