Any way to concatenate commands in Powershell for Linux? This is what I’m trying to run: pwsh -Command Invoke-ScriptAnalyzer -Path . | ConvertTo-Json | Out-File -FilePath “/home/administrator/scripts/test.json” So, run the Invoke-ScriptAnalyzer, convert the results to Json and save the result to test.json. It doesn’t recognize anything after the | sign: ./test.sh: line 1: ConvertTo-Json: command not found ./test.sh: line 1:
Tag: linux
shell script to pass argument to input file
I have shell script which takes some input from user and pass that input to the file which i am using inside my shell script Shell script myscript.sh here is de_pod.yaml this is how i am running the script if you look at de_pod.yaml at line command: [“python”, “/script.py”, “$Input1”, “$input2”] here i am using the user input after running
C++ Linux fastest way to measure time (faster than std::chrono) ? Benchmark included
I’m trying to profile a program where certain critical parts have execution time measured in < 50 nanoseconds. I found that my timer class using std::chrono is too expensive (code with timing takes 40% more time than code without). How can I make a faster timer class? I think some OS-specific system calls would be the fastest solution. The platform
Print the history for the last 10 Commands on the session on each log in to the shell
I’m trying to print out the last 10 commands on the last session on each login, in the bash.bashrc. I wrote this: But it didn’t print anything. Answer Bash history is only loaded from file after .bashrc has completed. You can force the loading of history and then output what you want by adding the following to your .bashrc file:
start-stop-daemon run with external script condition
I need know how run a service with start-stop-daemon with external script condition. Similar to what is done in a systemctl .service file, for example: NOTE: I need to do the same as the ExecCondition parameter does Regards. Answer Inside the /etc/init.d directory is the file with the service we want to modify, for example the emqx service. We will
Regular expression operator {} in linux bash
I’m having some problems with the {} operator. In the following examples, I’m trying to find the rows with 1, 2, and 2 or more occurrences of the word mint, but I get a response only if I search for 1 occurrence of mint, even though there are more than 1 per row. The input I am processing is a
Trying to add new layer to my build, can anyone sort out the problem?
~/rdk/build-raspberrypi-rdk-hybrid$ bitbake-layers add-layer meta-new Specified layer directory doesn’t exist its continuously showing this error, I don’t understand the reason, since it showed directory doesn’t exist i tried to create a directory of same name as the above mentioned layer, still its showing same error. Please help I am new to Custom Linux. Answer If you want to add a new
Trying to create map with char array field invalid field error
I like to know how to create ebpf map with char array value I tried like this and this is full code for the ebpf program and this is my user function I assigned to perf_buffer_opts and this is the full code. so can anyone please tell what I am doing wrong why is saying invalid argument full userspace code
man 7 groff_man – No manual entry for groff [closed]
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Send an alert when memory and cpu on linux VPS
I have a private linux vps and want to monitor it by sending email when memory or process usage is high. Is there any free service to send email ? (solution like Sendinblue are requiring profesionnel account) Other method to monitor vps are welcome too. Answer I’ve used HetrixTools and was satisfied with it. They have instructions for you to