Ruby Finds a Worry (机器翻译:Ruby感到担忧) 作者:Robert D. Zettle 出版社:Wiley-Blackwell ISBN(13位):9781338726954 语种:英语 开本:16 页数:32 市场价:¥ 59.9 装帧成色申东价活动价库存 平装 九成新¥ 18.30¥ 16.100有货通知 内容简介
《Ruby's Worry 露比的烦恼》取材于小读者们的生活,文字和故事情节简单易懂,而珀西瓦尔继续采用了图像和色彩的搭配运用,表达了烦恼所造成的阴影和负面效果,小读者们很容易理解到他所要传达的信息,并和自己的感受结合起来。因此,在未来的日子里,当他们遇到类似的情景时,相信他们一定会想起露比和她的烦恼,从而采取正...
.githubRemove truffleruby-head from this workflow TruffleRuby has its own workflow. 2个月前 bininitial commit 6年前 extrasnew mp3 with pronunciation recorded by @schurig 💯 6年前 libRevises duck-typing signatures This notation is mine. Saying that the object is expected to respond to a met...
If you’re trying to work with an existing Ruby project that has aGemfileand/or a.ruby-versionfile that specified a version older than 3.4.2, 3.3.7, 3.2.7, 3.1.6, 3.0.7, or 2.7.8, you’ll need to either update your app to use a more recent version (best solution), or install...
CarrierWave also has convenient support for multiple file upload fields.ActiveRecordAdd a column which can store an array. This could be an array column or a JSON column for example. Your choice depends on what your database supports. For example, create a migration like this:...
Rake has the following features: Rakefiles (rake’s version of Makefiles) are completely defined in standard Ruby syntax. No XML files to edit. No quirky Makefile syntax to worry about (is that a tab or a space?) Users can specify tasks with prerequisites. ...
whether the data structure has any elements. An exclamation mark at the end of a method name is used to indicate that caution is required with the use of the method. A number of core Ruby classes define pairs of methods with the same name, except ...
explaining that he refuses to cancel further showtimes either much to Ivan's worry. That night, Ivan tells Ruby a story about a smart and brave elephant calf desiring herself to get freedom in the wild. After being brought back to the Big Top Mall, Ruby clarifies to Bob and Ivan telling...
Ruby is a language that has been designed to make programmers happy, and understanding its scope gives you full leverage in using the language. With it, you may employ many strategies in design that help you toward having a more beautiful code base. ...
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