Tutorial by Topics: pi

Python is a language meant to be clear and readable without any ambiguities and unexpected behaviors. Unfortunately, these goals are not achievable in all cases, and that is why Python does have a few corner cases where it might do something different than what you were expecting. This section will...

Making API requests with Angular 2 Http service and RxJS is very similar to working with promises in Angular 1.x. Use the Http class to make requests. The Http class exposes the methods for issuing HTTP requests GET, POST, PUT, DELETE, PATCH, HEAD requests via corresponding methods. It also expo...

MPI needs to add extra libraries and include directories to your compilation line when compiling your program. Rather than tracking all of them yourself, you can usually use one of the compiler wrappers.

Characters can be escaped in XML using entity references and character references, or CDATA sections. XML pre-defines five entities: Named entityReplacement textamp&quot"apos'lt<gt> Consuming applications will not know whether each character has been escaped or not, and how. ...

AnnotationDetails@IdMarks field/column as the key of the entity@BasicMarks requested field to mapped as a basic type. This is applicable to primitive types and their wrappers, String, Date and Calendar. The annotation is actually optional if no parameters are given, but good style would dictate to ...

Clipping clip-path: <clip-source> | [ <basic-shape> || <clip-geometry-box> ] | none Masking mask-image: [ none | <mask-reference> ]# mask-mode: [ <mask-mode> ]# mask-repeat: [ <repeat-style ]# mask-position: [ <position> ]# mask-clip: [ <geometry-bo...

How does Blueprint API works? When sails initially starts using sails lift, sails looks to see if you have any controller defined. In our example, we have one controller, the User controller. Sails then provides access to blueprint actions for this user controller as if we built them in the ...

Transpiling is the process of interpreting certain programming languages and translating it to a specific target language. In this context, transpiling will take compile-to-JS languages and translate them into the target language of Javascript. Transpiling is the process of converting source ...

There are many excellent reference and example sources on the Web. Some examples and explanations are created here as a collection point for quick answers. More detailed illustrations may be linked to external content (instead of copying existing original material).

REST stands for Representational State Transfer (sometimes spelled "ReST"). It relies on a stateless, client-server, cacheable communications protocol and mostly HTTP protocol is used. It is primarily used to build Web services that are lightweight, maintainable, and scalable. A service ba...

An API that allows you to control every aspect of Docker from within your own applications, build tools to manage and monitor applications running on Docker, and even use it to build apps on Docker itself.

PowerShell introduces an object pipelining model, which allows you to send whole objects down through the pipeline to consuming commandlets or (at least) the output. In contrast to classical string-based pipelining, information in piped objects don't have to be on specific positions. Commandlets can...

XML Parsing is the interpretation of XML documents in order to manipulate their content using sensible constructs, be they "nodes", "attributes", "documents", "namespaces", or events related to these constructs. Java has a native API for XML document handli...

The official vignette, "Efficient reshaping using data.tables", is the best introduction to this topic. Many reshaping tasks require moving between long and wide formats: Wide data is data with each column representing a seperate variable, and rows representing seperate observations ...