String result = simpleDateFormat.print(dt); if (isTzRelative) { // display format needs to invert the UTC offset if this object was // created with a specific offset in the 7-arg form of #new DateTimeZone dtz = dt.getZone(); int offset = dtz.toTimeZone().getOffset(dt.getMillis...
RJIT supports only x86_64 architecture on Unix platforms. Unlike MJIT, it doesn’t require a C compiler at runtime. RJIT exists only for experimental purposes. You should keep using YJIT in production. If you are interested in developing JIT for Ruby, please check out k0kubun’s presenta...
Regexp timeout The optimization above cannot be applied to some kind of regular expressions, such as those including advanced features (e.g., back-references or look-around), or with a huge fixed number of repetitions. As a fallback measure, a timeout feature for Regexp matches is also ...
Time、Date、DateTime类 如果不熟悉的人,看到这三个类,一定会问为什么要这么多关于时间处理的类? Ruby中的进程与线程 Fiber、Thread、Process。 Fibers提供了挂起程序的一部分,然后执行另外一部分程序的能力。实际上Fiber并不是完整意义上的多线程,因为程序的执行会产生中断,仍然是单条线索在执行。基本形式如下: ...
cursor.define(1, String, 100) cursor.define(2, Date) cursor.define(3, Time) cursor.exec while r = cursor.fetch puts r.join("\n") end puts # Define to fetch Date and Time as String #conn.exec("ALTER SESSION SET nls_territory='TAIWAN' nls_language='TRADITIONAL CHINESE'") ...
How convert a string into a ActiveSupport::TimeWithZone? 我需要更新一个字段(称为updated_at)。 MySQL中的字段类型为datetime,类为ActiveSupport::TimeWithZone。 但是日期是像"10/17/2008"这样的字符串。 我使用了"10/17/2008".to_date(我打算使用.to_time和.to_datetime),即使在控制台中成功保存了Active...
AC_ARG_ENABLE(load-relative, AS_HELP_STRING([--enable-load-relative], [resolve load paths at run time]), [load_relative=$enableval]) # checks for UNIX variants that set C preprocessor variables AC_USE_SYSTEM_EXTENSIONS dnl Checks for programs. cflagspat= ...
ruby_init_setproctitle declaration has moved to internal/missing.h Aug 31, 2022 scheduler.c Prefer 0.000001 over 0.000001f for timeout calculations. (#12803) Feb 25, 2025 set.c Implement Set as a core class Apr 26, 2025 shape.c [DOC] Hide RubyVM::Shape that is for debug from RDoc ...
Tired of adding# frozen_string_literals: trueto every file in your project or runningrubocop -Ato make it do that for you? What if I told you that you can just add a single gem to your project and activate this optionfor the project's filesautomatically (without enabling it globally)?
static VALUE time_to_s(VALUE time) { struct time_object *tobj; GetTimeval(time, tobj); if (TIME_UTC_P(tobj)) return strftimev("%Y-%m-%d %H:%M:%S UTC", time, rb_usascii_encoding()); else return strftimev("%Y-%m-%d %H:%M:%S %z", time, rb_usascii_encoding()); } 那么...