例如：Python provides different variable type for programmers usage. We can use int, float, string...
默认的字段还有created_at 和updated_at。 合法的字段类型有以下这些: binary, boolean, date, datetime, decimal, float, integer, string, time, 以及 timestamp。 可用的选项有:limit, default, and null. 比方说 :null => false 用来指定该字段不能为空。这非常容易理解。 右击项目-》迁移数据库-》至当...
Today’s WASI and WebAssembly itself is missing some features to implement Fiber, exception, and GC because it’s still evolving, and also for security reasons. So CRuby fills the gap by using Asyncify, which is a binary transformation technique to control execution in userland. In addition, ...
The []= operator allows you to alter the characters of a string or to insert, delete, and replace substrings. The << operator allows you to append to a string, and the String class defines various other methods that alter strings in place. Because strings are mutable, string literals in ...
{and}deserve a bit of clarification, since they are used for block and hash literals, as well as string interpolation. For hash literals two styles are considered acceptable. The first variant is slightly more readable (and arguably more popular in the Ruby community in general). The second ...
:browser_path (String) - Path to Chrome binary, you can also set ENV variable as BROWSER_PATH=some/path/chrome bundle exec rspec. :browser_options (Hash) - Additional command line options, see them all e.g. { "ignore-certificate-errors" => nil } :ignore_default_browser_options (Boolea...
StringScanner 1.0.3 Some other libraries that have no original version are also updated. The following libraries are no longer bundled gems. Install corresponding gems to use these features. CMath (cmath gem) Scanf (scanf gem) Shell (shell gem) ...
Patch1: ruby-2.1.0-Prevent-duplicated-paths-when-empty-version-string-i.patch # Allows to override libruby.so placement. Hopefully we will be able to return # to plain --with-rubyarchprefix. # http://bugs.ruby-lang.org/issues/8973 Patch2: ruby-2.1.0-Enable-configuration-of-arch...
Addfrozen_string_literal: truemagic comment (#1631) 10个月前 doc Doc: Fix link to discussion page (#1666) 3个月前 examples Rubocop: Fix Lint/UselessConstantScoping (#1678) 1个月前 ext/RMagick Fix SEGV if read incorrect PDF file (#1671) ...
Since ':chunk-signature' header value has bytes type, the signature value provided needs to be a binary string instead of a hex-encoded string (like original signature V4 algorithm). Thus, when returning signature value used for next event siging, the signature value (a binary string) used ...