while Checking the condition at the end of a loop As an expression while A while executes its body as long as its condition is truthy. while some_condition do_this en...

while Checking the condition at the end of a loop As an expression while A while executes its body as long as its condition is truthy. while some_condition do_this en...

while Checking the condition at the end of a loop As an expression while A while executes its body as long as its condition is truthy. while some_condition do_this en...

while Checking the condition at the end of a loop As an expression while A while executes its body as long as its condition is truthy. while some_condition do_this en...

Geo self-service framework (alpha) Geo self-service framework (alpha) Nomenclature Geo Domain-Specific Language The replicator Linking to a model API Library Existing Replic...

事务管理 使用场景 使用限制 示例 事务管理 存储过程本身就处于一个事务中，开始调用最外围存储过程时会自动开启一个事务，在调用结束时自动提交或者发生异常时回滚。除了系统自动的事务控制外，也可以使用COMMIT/ROLLBACK来控制存储过程中的事务。在存储过程中调用COMMIT/ROLLBACK命令，将提交/回滚当前事务并自动开启一个新的事务，...

Prepare Prepare In our settings (apps/web/application.rb ), there is a code block that allows to share the code for all the views of our application. When a view includes the ...

Align Self Quick reference Basic usage Auto Start Center End Stretch Applying conditionally Hover, focus, and other states Breakpoints and media queries Flexbox & Grid ...

First Bad Version Question Java C++ 源碼分析 Python Leetcode版題解 First Bad Version Question leetcode: First Bad Version lintcode: (74) First Bad Version The code base ...

Usage Features Custom tags Link helpers Auto escape View Context This helper makes available an HTML5 generator that is template engine independent . It’s a private method ...