Tutorial by Topics: s

Responses are cached separately for each URL and each HTTP method. HTTP caching is defined in RFC 7234. Glossary fresh — state of a cached response, which hasn't expired yet. Typically, a fresh response can satisfy requests without a need to contact the server the response originated from. ...

sh is not a single shell. Rather, it is a specification with the POSIX operating system standard for how a shell should work. A script that targets this specification can be executed by any POSIX-compliant shell, such as bash ksh ash and its derivatives, such as dash zsh In a POSIX-compli...

example-2: This is serves as an example so just don't copy/past it. Instead, to suit your needs, you should customize its variables; ansible_key, security group rules etc.. example-1: To disable the ssh strict host key checking, a behavior we don't want when automating tasks, we set it to no in ...

SELECT is used to retrieve rows selected from one or more tables. SELECT DISTINCT [expressions] FROM TableName [WHERE conditions]; ///Simple Select SELECT DISTINCT(a), b ... is the same as SELECT DISTINCT a, b ... SELECT [ ALL | DISTINCT | DISTINCTROW ] [ HIGH_PRIORITY ] [ STRAI...

Using Java, developers have the ability to define a class within another class. Such a class is called a Nested Class. Nested Classes are called Inner Classes if they were declared as non-static, if not, they are simply called Static Nested Classes. This page is to document and provide details with ...

This section provides an overview of what asp.net-web-api2 is, and why a developer might want to use it. It should also mention any large subjects within asp.net-web-api2, and link out to the related topics. Since the Documentation for asp.net-web-api2 is new, you may need to create initial vers...

This section provides an overview of what ggplot2 is, and why a developer might want to use it. It should also mention any large subjects within ggplot2, and link out to the related topics. Since the Documentation for ggplot2 is new, you may need to create initial versions of those related topic...

Cocoapods is a dependency manager for Swift and Objective C projects. As stated from the official site, it has over 28 thousand libraries and is used in over 1.7 million apps. It can make developers develop faster by using third party libraries. Cocoapods makes managing dependencies in your code e...

CREATE [TEMPORARY] [EXTERNAL] TABLE [IF NOT EXISTS] [db_name.]table_name [(col_name data_type [COMMENT col_comment], ...)] [COMMENT table_comment] [PARTITIONED BY (col_name data_type [COMMENT col_comment], ...)] [CLUSTERED BY (col_name, col_name, ...) [SORTED BY (col_name [ASC|DESC], ...)] I...

Bootstrap's grid system consists of 12 units known as Columns (.col-*-* CSS classes) that are used to layout content left-to-right across the viewport. Columns are contained within Rows (.row CSS class) to create horizontal groups of columns. Rows are placed within a fixed or full-width Container (....

The import and library directives can help you create a modular and shareable code base. Every Dart app is a library, even if it doesn’t use a library directive. Libraries can be distributed using packages. See Pub Package and Asset Manager for information about pub, a package manager included in ...