Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 3 months ago. The community reviewed whether to reopen this question 3 months ago and left it closed: Original close reason(s) were … Read more
I’m working on a Linux machine through SSH (Putty). I need to leave a process running during the night, so I thought I could do that by starting the process in background (with an ampersand at the end of the command) and redirecting stdout to a file. To my surprise, that doesn’t work. As soon … Read more
Recently, I have been asked a question in an interview what’s the difference between a process and a thread. Really, I did not know the answer. I thought for a minute and gave a very weird answer. Threads share the same memory, processes do not. After answering this, the interviewer gave me an evil smile … Read more
I want to make a pause between two lines of code, Let me explain a bit: -> the user clicks a button (a card in fact) and I show it by changing the background of this button: thisbutton.setBackgroundResource(R.drawable.icon); -> after let’s say 1 second, I need to go back to the previous state of the … Read more
I have been trying to find a good definition, and get an understanding, of what a thread really is. It seems that I must be missing something obvious, but every time I read about what a thread is, it’s almost a circular definition, a la “a thread is a thread of execution” or ” a … Read more
Is it possible to get the start time of an old running process? It seems that ps will report the date (not the time) if it wasn’t started today, and only the year if it wasn’t started this year. Is the precision lost forever for old processes? 8 Answers 8
What is the meaning of return value 127 from $? in UNIX. 9 Answers 9
I’m trying to port a shell script to the much more readable python version. The original shell script starts several processes (utilities, monitors, etc.) in the background with “&”. How can I achieve the same effect in python? I’d like these processes not to die when the python scripts complete. I am sure it’s related … Read more
I keep getting this error during the build of my VS2012 C# project Error 41 Could not copy “obj\Debug\WeinGartner.WeinCad.exe” to “bin\Debug\WeinGartner.WeinCad.exe”. Exceeded retry count of 10. Failed. Error 42 Unable to copy file “obj\Debug\WeinGartner.WeinCad.exe” to “bin\Debug\WeinGartner.WeinCad.exe”. The process cannot access the file ‘bin\Debug\WeinGartner.WeinCad.exe’ because it is being used by another process. Now I’ve figured out … Read more
I want to kill a whole process tree. What is the best way to do this using any common scripting languages? I am looking for a simple solution. 34 Answers 34 You don’t say if the tree you want to kill is a single process group. (This is often the case if the tree is … Read more
