Tutorial by Topics: h

private void EventName (object sender, EventArgs e); ParameterDetailsobject sendersender refers to the object that invoked the event that fired the event handler. This is useful if you have many objects using the same event handler.EventArgs eEventArgs is something of a dummy base class. In ...

The Simple Build Tool (SBT for short) can be used to build Scala (or Java) project code. This includes managing code, dependencies, and resources that must be built, tested, and/or compiled to a .jar or other artifact. Custom tasks can be created to manage all of these processes. A note on the na...

AWS Lambda is a serverless setup for executing functions in the cloud. It leverages existing Amazon Web Services technologies to infinitely scale and run only when necessary in it's own isolated environment. Using Lambda, you can upload your code, configure it to run based on a variety of triggers...

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

The Facebook Graph API is one of the most useful tools available to app developers today. It is used to integrate Facebook functionality such as login or retrieving photos, friends and other data one might need from Facebook into one's own app.

Error Log Locations /var/log/ Typically the system.log and exception.log file will exist in the /var/log/ folder. These contain most of the information you will need. You can check to see if these are enabled and what the names of the exception and system log are by going to System > Conf...

fetch(url, options)[.then(...)[.catch(...)]] The Fetch API is the most commonly used API for HTTP requests. It is modern, flexible and it uses promises. The XMLHttpRequest API is also used for HTTP requests and is mainly included so that developers may use their favorite existing librar...

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

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

IBM midrange is a generic term which encompasses a family of 'baby mainframe' computers which IBM have been making since the late 1960s. 1969: System/3. System/3 is not compatible with IBM's System/360, and it costs about half as much. The primary programming language is RPG II. 1975: System...

checked(a + b) // checked expression unchecked(a + b) // unchecked expression checked { c = a + b; c += 5; } // checked block unchecked { c = a + b; c += 5; } // unchecked block

In case running cordova run android fails. Make sure that your Android device is connected to your computer and run adb devices to make sure the Android Development Tools (ADT) can detect your device.

Paths are the most flexible element of SVG. A path is a series of cubic or quadratic Bezier curves, arranged in connected splines. A path may be open or closed into a loop, or it may be complex with several sub-components. If a path is not simple, the fill rule is important in deciding which areas a...

If you do not want your code to break when no implementation is found, check the DependencyService first if it has a implementation available. You can do this by a simple check if it is not null. var speaker = DependencyService.Get<ITextToSpeech>(); if (speaker != null) { speaker....

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