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How to make pipes work with Runtime.exec()?

... I ran into a similar problem in Linux, except it was "ps -ef | grep someprocess". At least with "ls" you have a language-independent (albeit slower) Java replacement. Eg.: File f = new File("C:\\"); String[] files = f.listFiles(new File("/home/tihamer")); for (String file : fi...
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Best practice for instantiating a new Android Fragment

.... This approach is also documented in the android developer reference: https://developer.android.com/reference/android/app/Fragment.html share | improve this answer | follow...
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Get started with Latex on Linux [closed]

...D$. The function $f$ is said to be \emph{continuous} on $D$ if, for all $\epsilon > 0$ and for all $x \in D$, there exists some $\delta > 0$ (which may depend on $x$) such that if $y \in D$ satisfies \[ |y - x| < \delta \] then \[ |f(y) - f(x)| < \epsilon. \] One may readily verify that...
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Can linux cat command be used for writing text to file?

... The > characters represent the default value of $PS2; they show up automatically, and are not meant to be typed. If you have a different value for $PS2, that will show up instead. – gbrener Jun 5 '18 at 15:13 ...
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Command line to remove an environment variable from the OS level configuration

...following. Save the PowerShell script to a file (we'll call it updateenv.ps1). Do this from the command line: reg delete "HKCU\Environment" /v FOO /f Run updateenv.ps1. Close and reopen your command prompt, and you'll see that the environment variable is no longer defined. Note, you'll probably ...
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Should I be concerned about excess, non-running, Docker containers?

...r. If the container is no longer running it can still be seen with docker ps -a . 5 Answers ...
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What does the line “#!/bin/sh” mean in a UNIX shell script?

...commands as a one script and it will show the that this file is running in ps command and not the commands inside the file. ./echo.sh ps -ef |grep echo trainee 3036 2717 0 16:24 pts/0 00:00:00 /bin/sh ./echo.sh root 3042 2912 0 16:24 pts/1 00:00:00 grep --color=auto echo ...
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How to simulate Android killing my process

...downs at top) Get back to the application with Home long press or opened apps (depends on the device) Application will start in recreated ActivityD (ActivityA, ActivityB, ActivityC are dead and will be recreated when you get back to them) On some devices you can also get back to application (Activ...
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Write lines of text to a file in R

... answered Sep 20 '11 at 10:11 ps1ps1 1,14111 gold badge77 silver badges22 bronze badges ...
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What do 'real', 'user' and 'sys' mean in the output of time(1)?

...tics One of these things is not like the other. Real refers to actual elapsed time; User and Sys refer to CPU time used only by the process. Real is wall clock time - time from start to finish of the call. This is all elapsed time including time slices used by other processes and time the proce...