I am trying to build my own mariaDB arch linux package with PKGBUILD i have binries which are teady to be installed . I has bash script (arch linux PKGBUILD) which runs fime and creaes the pkg.tar file . When I try to install it with pacman I get this :- here is my PKGBUILD file :- what should I
Tag: linux
How to enter in to network namespace and read the file content using C program
In my Linux machine, i have configured the network namespace. With shell script or command line or system command I was able to fetch the file content present in the network namespace. Output: In a C program, I can use system(“ip netns exec test_namespace cat /var/test_namespace/route.conf”) comma…
Installing g++ on windows subsystem for linux
A while back I activated Windows Subsystem for Linux on my machine but didn’t use it much. Now I have an idea what I could use it for and that is why I’m trying to install gcc/++ 7 on my WSL and keep running into problems. My idea was to download it and compile it by hand following this guide
Command not found error for deepspeech if installed with user flag
I installed deepspeech in ubuntu 16.04 using pip install deepspeech –user but when I use deepspeech deepspeech -h on cli it says command not found. I have tried both pip and pip3 for installation, also tried restarting but it still says command not found. Answer Installing with pip –user flag, ins…
Linux CONFIG_PREEMPT_RT for a quad core ARM A53 (newbie doubts)
I would like to activate the PREEMPTion features of my Linux Kernel. To do that I should download the right patch matching the version of the kernel I am using and that I compiled (as explained here). The version of the kernel I have is the Linux version 4.9.0 (obtained just typing uname -a from the command l…
Shell script: Redirect output of program to changing files
My goal: I would like to redirect the stdout output of my program foo to a changing output file depending on the running time of the program. The program foo itself is listening on a bsd socket for arriving packets and displays information contained in them. So essentially, after running the program foo for 1…
How can one allow python app to change system time
I am working on a project that has python software running and handling data from multiple devices and sensors on a single board computer. Since one of the devices is an INS (Inertial Navigation System) and we try to match our data with the time provided from it (which it takes from GPS satellites). For setti…
Using sed to replace uppercase to lowercase, space to underscore then create a xml file with results
Apologies ahead of time if this is stated wrongly as I have searched but could not find how to sed + echo while using while loop to read a file. I have a before.txt file that looks like this: and I need it to look like this: This is what I have so far … But it fails How do
Replace certain line in a text with a certain line in another text
Taking off from this question, I want to replace a certain line in one text file with another line from another text file. Example: text1 contains: text2: I want to replace the 2nd line in text1 with the second line from text2, the solution in the above mentioned question works by adding all the content of te…
Sed with special caracters
How can I replace this with sed ? I need to replace this: to Please note that I can’t sed the enabled to disabled because it’s not only used at this location in the input file. I tried this but it didn’t change anything but gave me no error: Answer You can just use the following sed command:…