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Stream Filter provides the ability to filter messages on the server before they are sent to a subscriber is a popular request. With the introduction of our v4.x SDKs, you now have the ability to do so using message meta data.

One approach that can be taken to writing software is to create dependencies as they are needed. This is quite an intuitive way to write a program and is the way that most people will tend to be taught, partly because it is easy to follow. One of the issues with this approach is that it can be h...

What is squashing? Squashing is the process of taking multiple commits and combining them into a single commit encapsulating all the changes from the initial commits. Squashing and Remote Branches Pay special attention when squashing commits on a branch that is tracking a remote branch; if...

Delphi is a general-purpose language based on an Object Pascal dialect with its roots coming from Borland Turbo Pascal. It comes with its own IDE designed to support rapid application development (RAD). It allows cross-platform native (compiled) application development from a single code base. Cu...

CREATE {DATABASE | SCHEMA} [IF NOT EXISTS] db_name [create_specification] /// To create database DROP {DATABASE | SCHEMA} [IF EXISTS] db_name /// To drop database ParameterDetailsCREATE DATABASECreates a database with the given nameCREATE SCHEMAThis is a synonym for CREATE DATABASEIF NOT E...

<htmlElement ng-controller="controllerName"> ... </htmlElement> <script> app.controller('controllerName', controllerFunction); </script>

mysqldump -u [username] -p[password] [other options] db_name > dumpFileName.sql /// To Backup single database mysqldump -u [username] -p[password] [other options] db_name [tbl_name1 tbl_name2 tbl_name2 ...] > dumpFileName.sql /// To Backup one or more tables mysqldump -u [username] -...

millisecondsAndMicrosecondsSincePageLoad = performance.now(); millisecondsSinceYear1970 = Date.now(); millisecondsSinceYear1970 = (new Date()).getTime(); performance.now() is available in modern web browsers and provides reliable timestamps with sub-millisecond resolution. Since Date.now...

This topic provides basic instructions for obtaining credentials for Watson services and provides relevant links for each service and the Watson Developer Cloud SDKs. Watson services homepages: AlchemyLanguage AlchemyData News Conversation Discovery Document Conversion Language Translatio...

ParameterDetailsbuttonSimple payment buttonconfigPayPal configuration object housing our client ID (from application creation) and the environment we want to use (sandbox or live)paymentPayPal payment detailspaymentConfigConfiguration Intent for the payment information and settingsserviceConfigConf...

What is Arduino? Arduino is an open-source electronics platform based on easy-to-use hardware and software. Why Use Arduino? Inexpensive. You can also buy clones that are even cheaper. Easy to use and get started with Huge community Completely Open Source VersionRelease Date1.0.0...

CSS selectors identify specific HTML elements as targets for CSS styles. This topic covers how CSS selectors target HTML elements. Selectors use a wide range of over 50 selection methods offered by the CSS language, including elements, classes, IDs, pseudo-elements and pseudo-classes, and patterns. ...

notification name { email = [email protected], [email protected], ... post = http://example.com get = http://example.com next = another-notification-definition timeout = 30m runOnActions = false body = {"text": {{.|json}}} contentType = application/json print = true...

fun TypeName.extensionName(params, ...) { /* body */ } // Declaration fun <T: Any> TypeNameWithGenerics<T>.extensionName(params, ...) { /* body */ } // Declaration with Generics myObj.extensionName(args, ...) // invocation Extensions are resolved statically. This means that t...

When testing, it is sometimes useful to use a test double to manipulate or verify the behaviour of the system under test. The doubles are passed or injected into the class or method under test instead of instances of production code.

Destructuring is a pattern matching technique that is added to Javascript recently in EcmaScript 6. It allows you to bind a group of variables to a corresponding set of values when their pattern matches to the right hand-side and the left hand-side of the expression. let [x, y] = [1, 2] let ...

JSON (JavaScript Object Notation) is a platform and language independent way of serializing objects into plaintext. Because it is often used on web and so is PHP, there is a basic extension for working with JSON in PHP. string json_encode ( mixed $value [, int $options = 0 [, int $depth = 512 ...

new Worker(file) postMessage(data, transfers) onmessage = function(message) { /* ... */ } onerror = function(message) { /* ... */ } terminate() Service workers are only enabled for websites served over HTTPS.

ParameterDetailsCameraCaptureSessionA configured capture session for a CameraDevice, used for capturing images from the camera or reprocessing images captured from the camera in the same session previouslyCameraDeviceA representation of a single camera connected to an Android deviceCameraCharacter...