I need to execute in Bash the following command: The thing is that in Linux the ‘;’ character is indicator of end of the command and I also need to use environment variables. How can I do this? How can I achieve this? Answer The answer from @ilkkachu is on the money, as is chepner’s comment …
How do I force install an application in Linux with input option I?
I am trying install an application in single command. The application gives the following options Actions: <I> start installation to hard disk <H> help <Q> quit My option is <I>. So, how do I enter this <I> in single command? sudo ./install-tl this is my command Answer Since texl…
Extract the time of the video with ffmpeg in Ubuntu
I am using Ubuntu 14.04.5 LTS 32 bit and ffmpeg to extract the time of a video. In Windows 10 the command works: In Linux ffmpeg returns the error in red: At least one output file must be specified The error complete is here: How can I fix this problem? Answer Use Or you could just use ffprobe
Copy file to USB automatically on mount Raspberry Pi
I’m currently doing a project which requires a file to be automatically copied to USB-stick on mount. Based on my research in internet, I believe it is doable using udev rule. So, when an USB is inserted into my RPi2, the udev rule will then execute a python script which allows file to be copied to the …
Bash error “command not found” running a command stored in var
Context: I want to run a command stored in a variable in bash. My bash file: Problem: When I run this bash file, the grunt sass command throws an error: mybash.sh: line 25: $’E[4mRunning’ : command not found Whole return of my bash: Investigation: The commands echo “$(docker exec compose_cus…
Bash text multi line into one line with spec. data
I got something like this And I need this I am new with the bash and I dont know how can I get this Thanks for you help! EDIT Answer Use sed and paste, as in Of course, if you have multiple records/albums/tracks, or if the field names may change, there are better solutions.
Arduino and cpp file communication
I’ve connected a sensor with my Arduino board and am running a sketch which retrieves some data from the sensor and stores it in 4 double variables. I need to access these 4 variables from another .cpp file. To do this I’ve created a common header file for both which declares 4 extern variables. T…
`spring.config.location` is ignored
Fairly straight forward. I have a configuration file: I run my application as a follows: And logging indicates the setting is visible to the application: 04:28:16.919 [main] WARNING CONFIG- [–spring.config.location=file:///etc/my-application] But my settings are ignored: The following yields the same ou…
Dedicated CoreNLP Server Control Issues
Question: How can I confirm whether or not my “Dedicated Server” is running properly? Background: I am working to get a ‘Dedicated CoreNLP Server’ running on a stand-alone Linux system. This system is a laptop running CentOS 7. This OS was chosen because the directions for a Dedicated …
Copy numbered image files where number is less than X
I have a folder of 10,000 JPEg’s labeled 1.JPG to 10000.JPG. I want to copy all files that have a number less than (or greater than) X to another directory. What’s the best way to do this from the command line? Answer A simple brace expression would zap this, here I am guessing at your number rang…