stdin

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Bash input from pipe

I wrote a trivial bash script which dumps a random line from a file or STDIN: #!/bin/bash if [ $# -ne 1 ][详细]

2023-02-27 02:38 分类：问答
linux run ffmpeg within c++ code

the O.S. is Lin开发者_如何学Goux. I have an old c++ code that writes raw SDI input from a capture device to a file.[详细]

2023-02-25 18:43 分类：问答
how to get number of read bytes

when I read from st开发者_开发知识库din like this: size_t bufSize = 1024; unsigned char inputBuffer[bufSize];[详细]

2023-02-25 10:28 分类：问答
Console output of a program including redirected stdin?

I have a command line program that I\'m passing redirected input to, and piping to a file: ./program < some_input_file > some_output_file[详细]

2023-02-24 17:22 分类：问答
realloc error: incorrect checksum for freed object

I try to wrote code that read data from stdin: size_t bufSize = 1024; unsigned char *msg = NULL; size_t msgBytes = 0;[详细]

2023-02-24 10:18 分类：问答
d programming language : standard input problem or misunderstanding?

Here is a simple program that reads lines from stdin and outputs them to stdout. module test; import std.stdio;[详细]

2023-02-22 14:52 分类：问答
OpenCV: reading image from std::in?

Is there some way of using OpenCV\'s imread function to read from std::in? Mat imread( const string& filename, int flags=1 );[详细]

2023-02-20 18:24 分类：问答
launch an exe/process with stdin stdout and stderr?

With C++ how do i launch an exe/process with stdin stdout and s开发者_运维问答tderr? I know how to do this in .NET and i remember using popen in the past but popen seems to allow stdin OR stdout not b[详细]

2023-02-20 14:29 分类：问答
C fscanf discarding extra characters if there is any

I\'m working on this project for one of my classes and it states, \"Discard everything after the three digit characters up to and including the next newline or EOF\".[详细]

2023-02-20 13:55 分类：问答
Pass command line arguments as well as input from STDIN for Perl script?

I have a Perl script which takes both command line arguments and STDIN #!/usr/bin/perl -w use s开发者_开发技巧trict;[详细]

2023-02-20 06:04 分类：问答