#file.read(file.size, buf) #puts buf.to_s #puts file.readchar #puts file.read #puts file.readline puts file.readlines puts file.pos puts "利用迭代器输出的内容" file.pos = 0 file.each do |line| puts line end puts "输出每个字符" file.pos = 0 file.each_byte do |char| print "#...
慕的地6264312 attachment = file.readbegin # Try it as UTF-8 directly cleaned = attachment.dup.force_encoding('UTF-8') unless cleaned.valid_encoding? # Some of it might be old Windows code page cleaned = ...
classMyUploader<CarrierWave::Uploader::Basedeffilename"image.#{file.extension}"# If you upload 'file.jpg', you'll get 'image.jpg'endend Some old documentations (likethis) may instruct you to safeguard the filename value withif original_filename, but it's no longer necessary with CarrierWav...
Mysql2::Client.new(:host,:username,:password,:port,:database,:socket='/path/to/mysql.sock',:flags=REMEMBER_OPTIONS|LONG_PASSWORD|LONG_FLAG|TRANSACTIONS|PROTOCOL_41|SECURE_CONNECTION|MULTI_STATEMENTS,:encoding='utf8',:read_timeout=seconds,:write_timeout=seconds,:connect_timeout=seconds,:connect...
Rakefile Update minimum ruby version to 3.0. Mar 2, 2024 rubyzip.gemspec Update some dev dependency gems and relax version matching. Jan 25, 2025 Repository files navigation README BSD-2-Clause license Rubyzip is a ruby library for reading and writing zip files. ...
README.md Add a --with-ssh build flag to set USE_SSH=ON 3年前 Rakefile fix a typpo [ci skip] 8年前 rugged.gemspec Add dependency to cmake on Windows 4年前 README MIT Rugged libgit2 Install Prerequisites Debian, Including Ubuntu ...
encoding.name, line] end end $ ruby show_external.rb UTF-8 nil ["UTF-8", "open(__FILE__, \"r:UTF-8\") do |file|\n"] ["UTF-8", " puts file.external_encoding.name\n"] ["UTF-8", " p file.internal_encoding\n"] ["UTF-8", " file.each do |line|\n"] ["UTF-8",...
# encoding: UTF-8requireFile.expand_path('../lib/cocoapods/gem_version',__FILE__)require'date'Gem::Specification.newdo|s|s.name="cocoapods"s.version=Pod::VERSIONs.date=Date.today s.license="MIT"s.email=["eloy.de.enige@gmail.com","fabiopelosin@gmail.com","kyle@fuller.li","segiddi...
目前Ruby流行1.8.x和1.9.x两个主要版本。1.9.x版使用新的解释器YARV,比1.8.x速度快;重写了String类,增加了Encoding类,从此可以完善处理多字节字符;杀手应用RoR也一早支持了1.9.x版;还有一些语法上的改进。 本问答以1.9版语法为准,两个版本有一些语法差别,略提几条区别的线索: ...
text=file.read print text file.close 执行ruby命令 $ruby 上面的脚本名 读取文件的文件名 逐行读取文件的内容,上面的程序的问题 一下子读取全部文件的内容很耗时 读取文件的文件的内容会保存在内存中,遇到大文件时,程序会崩溃 一种更好的办法是逐行文件的内容 ...