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Python subprocess get children's output to file and terminal?

由 我的梦境 提交于 2019-11-26 01:24:40
问题 I\'m running a script that executes a number of executables by using subprocess.call(cmdArgs,stdout=outf, stderr=errf) when outf / errf is either None or a file descriptor (different files for stdout / stderr ). Is there any way I can execute each exe so that the stdout and stderr will be written to the files and terminal together? 回答1: The call() function is just Popen(*args, **kwargs).wait(). You could call Popen directly and use stdout=PIPE argument to read from p.stdout : import sys from

How can I return to a parent activity correctly?

由 允我心安 提交于 2019-11-26 00:45:49
问题 I have 2 activities (A and B) in my android application and I use an intent to get from activity A to activity B. The use of parent_activity is enabled: <activity android:name=\".B\" android:label=\"B\" > <meta-data android:name=\"android.support.PARENT_ACTIVITY\" android:value=\"com.example.app_name.A\" /> </activity> I also use a theme which provides an UP-button. So after I called activity B I can use the UP-button to get back to the activity A. The problem is that the application seems to

How to get parent process in .NET in managed way

由 痞子三分冷 提交于 2019-11-25 22:34:24
问题 I was looking a lot for method to get parent process in .NET, but found only P/Invoke way. 回答1: This code provides a nice interface for finding the Parent process object and takes into account the possibility of multiple processes with the same name: Usage: Console.WriteLine("ParentPid: " + Process.GetProcessById(6972).Parent().Id); Code: public static class ProcessExtensions { private static string FindIndexedProcessName(int pid) { var processName = Process.GetProcessById(pid).ProcessName;

How may I reference the script tag that loaded the currently-executing script?

由 ╄→гoц情女王★ 提交于 2019-11-25 21:45:36
问题 How can I reference the script element that loaded the javascript that is currently running? Here\'s the situation. I have a \"master\" script being loaded high in the page, first thing under the HEAD tag. <!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\"> <html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\"> <head> <script type=\"text/javascript\" src=\"scripts.js\"></script> There is a script in \
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