binmode

问题 This question already has answers here : Open and save base64 encoded image data URI in Ruby (4 answers) Closed 2 years ago . I have a base64 encoded image data . I am pasting the first few characters string='data:image/jpeg;base64,/9j/4AAQSkZJRgABAQAAAQABAAD /2wBDAAYEBQYFBAYGBQYHBwYIChAKCgkJChQODwwQFxQYGBcUFhYaHSUfGhsjHBYWICwgIyYnKSopG R8tMC0oMCUoKSj/2wBDAQcHBwoIChMKChMoGhYaKCgoKCgoKCgoKCgoKCgoKCgo......' I am doing following to it in ruby decoded_string=Base64.decode64 string output_file =

问题 I need to disable progressive buffering of an HTTP response. I've got this working in Perl using a file handle class: $|=1; $TIE = tie(*STDOUT,__PACKAGE__); Print statements are stored in an array and are retrieved via the following: $buffer = tied *STDOUT; $buffer = join('', @$buffer); undef $TIE; untie(*STDOUT); If the HTTP response is text/html , it correctly displays in the browser. However, for binary streams, I can't set binmode on STDOUT after it is untied, and the contents are

问题 I Have The following block in the beginning of my script: #!/usr/bin/perl5 -w use strict; binmode(STDIN, ":utf8"); binmode(STDOUT, ":utf8"); binmode(STDERR, ":utf8"); In some subroutines when there is other encoding(from a distant subroutine), the data will not display correctly, when receiving cyrillic or other characters. It is the "binmode", that causes the problem. Can I "turn off" the binmode utf8 locally, for the subroutine only? I can't remove the global binmode setting and I can't