Tutorial by Topics: co

CREATE [OR REPLACE] CONTEXT namespace USING [schema.]package; CREATE [OR REPLACE] CONTEXT namespace USING [schema.]package INITIALIZED EXTERNALLY; CREATE [OR REPLACE] CONTEXT namespace USING [schema.]package INITIALIZED GLOBALLY; CREATE [OR REPLACE] CONTEXT namespace USING [schema.]package ACCE...

Note that the do...end syntax is syntactic sugar for regular keyword lists, so you can actually do this: unless false, do: IO.puts("Condition is false") # Outputs "Condition is false" # With an `else`: if false, do: IO.puts("Condition is true"), else: IO.puts(&q...

ActiveRecord is the M in MVC which is the layer of the system responsible for representing business data and logic. The technique that connects the rich objects of an application to tables in a relational database management system is Object Relational Mapper(ORM). ActiveRecord will perform queries...

The Android build system compiles app resources and source code, and packages them into APKs that you can test, deploy, sign, and distribute. Android Studio uses Gradle, an advanced build toolkit, to automate and manage the build process, while allowing you to define flexible custom build configur...

This section provides an overview of what asp.net-core-mvc is, and why a developer might want to use it. It should also mention any large subjects within asp.net-core-mvc, and link out to the related topics. Since the Documentation for asp.net-core-mvc is new, you may need to create initial vers...

For loops are a flow control method for repeating a task or set of tasks over a domain. The core structure of a for loop is for ( [index] in [domain]){ [body] } Where [index] is a name takes exactly one value of [domain] over each iteration of the loop. [domain] is a vector of values ...

eval(expression[, globals=None[, locals=None]]) exec(object) exec(object, globals) exec(object, globals, locals) ArgumentDetailsexpressionThe expression code as a string, or a code objectobjectThe statement code as a string, or a code objectglobalsThe dictionary to use for global variable...

// Single line comment (continues until line break) /* Multi line comment */ <!-- Single line comment starting with the opening HTML comment segment "<!--" (continues until line break) --> Single line comment starting with the closing HTML comment segment "-->" ...

A browser's debugging console or web console is generally used by developers to identify errors, understand flow of execution, log data and for many other purpose at runtime. This information is accessed through the console object. void console.log(obj1 [, obj2, ..., objN]); void console.log(...