Trusted Sidekick I’ve used DGCR to plan the next road trip for a very long time and logged my scores on the site for at least a decade. When the app was released it was a no brainer. Being able to log my rounds from the mobile is great. The site has seen a number of good up...
在Ruby编程语言中,当我们在一个对象上调用一个未定义的方法时,会抛出一个NoMethodError异常。在这个特定的问题中,当我们在一个nil对象上调用[]方法时,会抛出一个NoMethodError异常,错误信息为"undefined method `[]' for nil:NilClass"。 在Ruby中,[]是一个常见的方法,通常用于访问数组、哈希表或其他可索引...