相关疑难解决方法(0)

在我的工作和家用计算机上,我最近使用了将Ruby升级到2.3.1 ruby-install.我chruby用作我的Ruby切换器.

我开始在终端看到这个警告:

Ignoring bcrypt-3.1.11 because its extensions are not built.  Try: gem pristine bcrypt --version 3.1.11
Ignoring bcrypt-3.1.10 because its extensions are not built.  Try: gem pristine bcrypt --version 3.1.10
Ignoring binding_of_caller-0.7.2 because its extensions are not built.  Try: gem pristine binding_of_caller --version 0.7.2
Ignoring byebug-9.0.5 because its extensions are not built.  Try: gem pristine byebug --version 9.0.5
Ignoring byebug-5.0.0 because its extensions are not built.  Try: gem pristine byebug --version 5.0.0
Ignoring concurrent-ruby-ext-1.0.2 because its …

使用哪个更好或更快作为Perl脚本的shebang行？

#! perl

#! perl.exe

#! fullpath/perl(/perl.exe)

#! partialpath/perl(/perl.exe)

并且,在使用时#!perl,当它在特定系统上运行时,如何在脚本中找到我正在使用的perl解释器,以便将其放入shebang行？

并且,如果使用/path/path/perl,是*或...允许用于文件夹？