I created 2 simple Qt5.5 test apps on Linux, “red” and “green”. I setup an initial soft link in the current directory that looks like this: I want to be able to launch the gui app at any time and have it switch the softlink to the other ‘color’ app. So when I run gui and it…
passing bash array to python list
I’m trying to pass an array from bash to python using the old getenv method however I keep getting this error: could someone please explain why the $mdcNo isn’t passing from bash to python successfully? Code .sh: code .py: Answer If you want to pass a shell array to the Python script, your best be…
Shell Script file access
I have written a shell script on my mac. Following code: The problem is that the program wlalink gives me an error message: LOAD_FILES: Could not open file “temp.prj”. It seems that there are problems with some rights. The script is creating a file and there is the right content in the file. Same …
Why does my command fail when I check port occupancy? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
error while loading shared libraries: libboost_system.so.1.49.0
When I try to run “bitcoin-cli” I get this error… error while loading shared libraries: libboost_system.so.1.49.0 I did upgrade my Debian linux box to… Distributor ID: Debian Description: Debian GNU/Linux 8.2 (jessie) Release: 8.2 Codename: jessie When I run apt-get install libbooost_s…
struggling with a shell script in linux
I am trying to create a script that takes two arguments, source folder and target folder. I am trying to show an error message if the source directory is not found and exit the program. If target directory is not found, I would like it to create that directory. Then I would like to copy all the contents from …
How to convert timestamp from Hexadecimal format to EPOCH timestamp?
I am looking for a Linux command to convert hexadecimal time format to Linux timestamp. I have tried this command: But it seems to be wrong, the epoch output of 0xd6979880 should be 1391270400. Please correct me if I am wrong. Answer From your description (expecting 1391270400 instead of 3600259200), at appea…
Date manipulation in awk variable : Non Military Format
In the mentioned code : | awk ‘{ print $1, $2 }’ AWK $2 is having “Thu Nov 19 17:00:00 2015” in it. I want to manipulate this date String there only in inline awk in Non Military format “Thu Nov 19 05:00:00 PM 2015”. Please help. Answer This line should give you the expecte…
How to store linux command output into a variable in puppet
Is it possible to store a linux command result in variable? I am trying to store an encrypted value in a variable. To encrypt I am using base64 command. To store it in variable, I am using generate method. But I am not able to store a value. Answer If you want to execute any command on Puppet Master server
Android Emulator Device crash when start in Android Studio (Linux)
When I start that device it was crashed and show this error in the console of Android Studio: emulator64-arm: ../../../../../../../src/mesa/drivers/dri/i915/i915_fragprog.c:1225: i915BindProgram: Assertion `p->on_hardware == 0′ failed. When I use Genymotion it is disposed without any error notice. An…