Questions tagged [stdin]
Standard input (stdin, file descriptor 0) is the input stream to a program.
stdin
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getline() in C is not receiving input
I am trying to build a simple shell and im having a huge problem with receiving input from the stdin.
For whatever reason when i call getline(), the program gets stuck there and it can't progress.
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1
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C# code, SendKeys.Send gets "Access denied..." error occasionally [duplicate]
I have a C# code, in which I need to run a very old vendor binary to ASCII conversion program, here is relevant part of my code:
C# code with SendKeys.Send "Access denied..."
These codes are ...
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1
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How to properly escape/quote the output so it's treated as an escaped input? [duplicate]
I've been trying to create a set of aliases or functions, that I can use in conjunction with file operating commands.
The idea is to have 1, 2, 3 functions/aliases that will return latest, second-to-...
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Read a single char value to stdin without pressing enter on keybard in C in mac os [duplicate]
I am using mac os with xcode-select version 2406
I am trying to find a way to Read a char value to STDIN without pressing enter or return key on keyboard in C.
I know on windows we have getch function ...
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Piping input into running Python script
Maybe this is the wrong approach, so feel free to redirect.
I am trying to asynchronously pipe input into a python script. The idea is that I have a background Python script do some long initial setup ...
3
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1
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202
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Reading and Writing more than 4096 bytes to and from STDIN [closed]
I'm trying to implement a here document like the one used in bash (in C), but I noticed that I can't give it a line that's longer than 4096 bytes, I looked it up and It was because of the max size of ...
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How to read piped input and use Console.ReadLine() in the same C# program?
I am trying to create a program that must accept piped input, and be able to request more input from the user afterwards. The problem is that after I read the piped input, I can no longer use Console....
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Writes to child subprocess.Popen.stdin don't work from within process group?
From within a Python script, I'm launching an executable in a subprocess (for anyone interested: it's the terraria server).
# script.py
server_process = subprocess.Popen("my_executable arg1 arg2&...
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2
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382
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How can I read a single line user input with Bun.js?
Bun.js has a useful native API to read periodical user input:
const prompt = "Type something: ";
process.stdout.write(prompt);
for await (const line of console) {
console.log(`You typed: ${...
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1
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Communicating Java and Python processes freeze after a while when using readline() but not input()
I have a Java program that needs to process a long series of input strings. To do this it goes through each string, passes it to a Process (a Python script), gets the result from the Process's ...
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Redirecting stdout with execvp
This code basically a small part of the binary tree with nodes being processes, and it should traverse the tree inorder way passing num1 to left subtree etc. This one just creates a left child and ...
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tar extract zip archive from file or STDIN - discrepancy
Training to download and extract archive (zip archive, created by 7z) by
curl --output - "https://host.com/archive.zip" | tar -f - -C %dest_dir%
but archive extract is incomplete. Some ...
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2
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156
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Why is STDIN open by default for programs running in SystemD?
I have an if-statement at the top of a C main method, which checks if STDIN is open. If it is open, the program prints an error and exits. This is mainly for documentation reasons. I don't want ...
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Is it possible to listen for console input from a C# Windows Application?
I have a .NET Core 3.0 Windows application that was interfacing with Chrome native-messaging stdin, however after .NET 8 migration, the application no longer has console stdin access. (Note: it was ...
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Executing sed via execvp makes other pipes blocked
I am playing around with fork/pipe/dup/execvp concepts and came out with a little problem:
I made a test main to execute sort and manually send some numbers via pipe bound to STDIN and it works as ...