Recent questions tagged stdin

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I want to be able to do this: $ echo "hello world" | ./my-c-program piped input: >>hello world<< I know ... C whatsoever. Please go easy on me. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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stdin - How to force ffmpeg into non-interactive mode?

Sometimes you want ffmpeg to ask you whether it should overwrite a file. Sometimes it's just a script that you ... if you have a question. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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237 views

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stdin - Why does Python read from the current directory when printing a traceback?

$ echo "Your code is bad and you should feel bad" > "<stdin>" $ python Python 3.6.0 (default, Dec 28 ... , or is it hardcoded into the REPL? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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stdin - Read a character from standard input in Go (without pressing Enter)

I want my app to show: press any key to exit ... And to exit when I press any key. How can I achieve this? ... ) in C#. I am running MS Windows. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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stdin - Is there a way to read standard input with JavaScript?

I saw this for lots of other languages but not JavaScript. I'm trying to do problems like: this (codechef.com) ... the answer to be correct). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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423 views

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stdin - Python equivalent of Perl's while (<>) {...}?

I write a lot of little scripts that process files on a line-by-line basis. In Perl, I use while (<> ... that easily handles file/stdin input? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

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stdin - What's the point of ARGV in Ruby?

What's the point of ARGV in Ruby? first, second, third = ARGV puts "The script is called: #{$0}" puts ... Can someone please explain this to me? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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429 views

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stdin - PHP CLI: How to read a single character of input from the TTY (without waiting for the enter key)?

I want to read a single character at-a-time from the command line in PHP, however it seems as though there is ... as UP arrow, DOWN arrow, etc. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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501 views

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stdin - How to read from a file or standard input in Bash

The following Perl script (my.pl) can read from either the file in the command line arguments or from standard ... there an equivalent in Bash? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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