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ModeExplaination>Write (trunc). Will overwrite existing files. Creates a new file if no file was found>>Write (append). Will not overwrite files but append new content at the end of it. Will also create a file if used for opening a non existing file.<Read. Opens the file in read only m...

Subqueries can appear in different clauses of an outer query, or in the set operation. They must be enclosed in parentheses (). If the result of the subquery is compared to something else, the number of columns must match. Table aliases are required for subqueries in the FROM clause to name th...

[head | tail] = [1, 2, 3, true] # one can use pattern matching to break up cons cells. This assigns head to 1 and tail to [2, 3, true] %{d: val} = %{d: 1, e: true} # this assigns val to 1; no variable d is created because the d on the lhs is really just a symbol that is used to create the p...

bool supported = document.execCommand(commandName, showDefaultUI, valueArgument) commandIdvalue⋮ Inline formatting commands backColorColor value Stringbold createLinkURL StringfontNameFont family namefontSize"1", "2", "3", "4", "5", "6&q...

Express.js is, in the words of the developers, a "fast, unopinionated, minimalist web framework for Node.js." Designed to be minimal and flexible, Express offers a set of features for creating web and mobile applications. From HTTP methods to built-in middleware, Express is designed to ...

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

Backbone is a simple but robust client-side JavaScript library for building applications. Data is represented as Models, which can be gathered into Collections. Model state is displayed with Views. Backbone attempts to provide the minimal set of data structure and user interface primitives that w...

Reading Text files and performing operations on them.

When an event "fires" (which means the same as "publishing an event" or "emitting an event"), each listener will be called synchronously (source), along with any accompanying data that was passed in to emit(), no matter how many arguments you pass in: myDog.on('bark'...

Adobe Experience Manager (AEM) is part of the Adobe Marketing Cloud. It's initially a content management platform but now has expanded to

/* Comment */ Comments in CSS always start with /* and end with */ Comments cannot be nested

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

addChild(child) - adds a new item to this object's child tree as the topmost element. addChildAt(child, index) - adds a new item to this object's child tree at a specified position. The bottom-most item has index of 0. getChildAt(index) - returns a child with given index. getChildIndex(child) r...

This feature exists in Scala 2.10.0 and above.

UITextField is part of UIKit framework and is used to display an area to collect text input from the user using the onscreen keyboard UITextField.text: String // get or set the text the field displays. UITextField.attributedText: NSAttributedString // get or set the attributed text the field ...