I created a program that forks and asks for input: I run it and enter one number: Why does it appear that only the original parent process gets a number? Why isn’t the output instead e.g.: Answer All of the processes accept input. The problem is that only one can do so at a time. Which process is gettin…
How to switch from terminal back to editor in vim?
I am new to vim, and I learn that you can interact with the terminal two ways while in vim. The first is to type: ! . The second is :term, when you have a terminal side by side with your source code. As soon as I press :term, my cursor is in the terminal. How do I switch back
How to access specific path in linux using shellscript
Let us consider an example, scriptPath=/home/sharath/Downloads/Atollic_TrueSTUDIO_for_STM32_9.2.0_installer In the above line of code, If user is “sharath” then he can access a file/folder same way if the user is different how can access that folder/file dynamically. below is my shellscript(.sh fi…
specflow.exe – ‘libhostpolicy.so’ not found
I’m trying to run the specflow.exe that comes with the nuget package on Linux, but I am getting the below error: I found the file: How can I make specflow.exe use it? Answer SpecFlow <= 2.4 has no .NET Core support, so you can’t execute the specflow.exe with dotnet specflow.exe. You can try to …
Add SpecFlow tests to .NET Core project in VSCode
I’ve created a .NET Core project and I’m using VSCode on Linux. I installed SpecFlow with dotnet add package SpecFlow but I don’t think there is IDE integration yet. Can I use the SpecFlow nuget package from the command line to create a test? Answer SpecFlow 3.0 will have .NET Core support. …
Why doesn’t putchar() output the copyright symbol while printf() does?
So I want to print the copyright symbol and putchar() just cuts off the the most significant byte of the character which results in an unprintable character. I am using Ubuntu MATE and the encoding I am using is en_US.UTF-8. Now what I know is that the hex value for © is 0xc2a9 and when I try putchar(‘©…
WebAssembly emsdk installation fails
I want to install EMSDK for WASM compilation but EMSDK installation fails. I’ve already installed Cmake (3.14.0-rc1 also tried 3.5.2 then) on Ubuntu 16. When I run ./emsdk install sdk-incoming-64bit binaryen-master-64bit it fails: Answer You are probably missing make as cmake is complaining that there i…
How to fix image problems when streaming h.264 via gstreamer udpsink
Using gstreamer I want to stream images from several Logitech C920 webcams to a Janus media server in RTP/h.264 format. The webcams produce h.264 encoded video streams, so I can send the streams to a UDP sink without re-encoding data, only payloading it. I’m using the gst-interpipe plugin to switch betw…
Linux Find command- exclude find based on file name
I feel like this is a ridiculously easy question but I cannot find a simple regex answer for this. Basically, I am trying to use find to get a list of all files in my system with some exclusions. One of these exclusions is any file that ends in .Foo.cs, or any file named FooInfo.cs. I have successfully exclud…
How do I extract everything in a file after the first null character from shell
I have a file that looks like this: some ascii stuffsome more ascii stuffand a little more ascii stuff. I want to extract everything after the first . So my output after this process would be some more ascii stuffand a little more ascii stuff How would I go about doing this? This is done within initramfs so m…