ruby exception retry

Author: published by tianen Beijing Aerospace Publishing House. Ruby is a language with the word "Ruby ". Rails is a technical framework. Its word is "Rails ". The meaning of "Ruby on Rails" is that it is full of Ruby rails. Rails is a B/S

Ruby is a scripting language for simple and fast object -Oriented programming (object-oriented programming).Simple Introduction Ruby is open source and available on the web for free, but requires a license . Ruby is a universal, interpreted

In the Ruby language, the object is the basic unit, and all of the elements can be said to be objects. As previously understood for object-oriented programs, an object is a set of programs that contains a collection of specific properties and

This article mainly introduces the use of circular statements in Ruby Tutorial, logic Loop statement is the basis of each programming language, need friends can refer to the Loops in Ruby are used to perform the same number of times as the code

Ruby is a scripting language for simple and fast object -Oriented programming (object-oriented programming).Brief introduction Ruby is open source and is available on the web for free, but requires a license . Ruby is a universal, interpreted

Loops in Ruby are used to execute the same code block several times. This section details all the looping statements that are supported by Ruby.Ruby While statementGrammar While conditional [does] code end When conditional is true,

Loops in Ruby are used to perform the same number of times as the code block specifies. This chapter details the looping statements that are supported by Ruby.Ruby While statement:Syntax: While conditional [do]CodeEnd Executes code when the

Page 3Overview Description and execution: Python and Ruby are highly interactive;○ Compilation and execution: Pascal, C, fast.N local execution, such as C, C ++;N virtual machine execution, such as Java, C #. ○ Dynamic languages, such as

Page 3Overview Description and execution: Python and Ruby are highly interactive;○ Compilation and execution: Pascal, C, fast.N local execution, such as C, C ++;N virtual machine execution, such as Java, C #. ○ Dynamic languages,

1, with java,c# and other languages of the Try...catch...finally...throw, Ruby Begin/end ... rescue...ensure ... raise to handle the exception, retry can be used in rescue. You can use either rescue or ensure, when both are used, rescue must be in