Tutorial by Topics: es

The class of a data-object determines which functions will process its contents. The class-attribute is a character vector, and objects can have zero, one or more classes. If there is no class-attribute, there will still be an implicit class determined by an object's mode. The class can be inspected...

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...

One of the main useful features of gnuplot is the possibility of plotting data files. Plotting a data file is really simple with gnuplot, actually, once you have opened the software from the terminal, you only need to digit the command plot 'file' to get an automatic plot. First of all, before plot...

A storage class is used to set the scope of a variable or function. By knowing the storage class of a variable, we can determine the life-time of that variable during the run-time of the program. [auto|register|static|extern] <Data type> <Variable name>[ = <Value>]; [s...

Apologies for the wall of text. Future edits will likely add screenshots and other visual elements. Queries in Microsoft Access can be created by any one of four methods Using a step-by-step Query Wizard builder through the GUI which will ask you a series of questions about what data you wish ...

The key to making this work is to begin by cloning a bundle that starts from the beginning of the repo history: git bundle create initial.bundle master git tag -f some_previous_tag master # so the whole repo does not have to go each time getting that initial bundle to the remote machine; a...

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

var regExp = RegExp(r'^(.*)$', multiLine: true, caseSensitive: false); ParameterDetailsString sourceThe regular expression as a String{bool multiline}Whether this is a multiline regular expression. (matches ^ and $ at the beginning and end of each line individually not the whole String){bool...

Categories can be used to override methods of a class. Even if the method is actually private. The overridden method cannot be accessed from the category or anywhere else. So it's important to make sure when adding methods to an existing class, that those methods don't exist already.

// canOpenURL method verifies if there is any app which can handle indicated URL scheme. // Swift UIApplication.sharedApplication().canOpenURL(_ aUrl: NSURL) // Objective-C [[UIApplication sharedApplication] canOpenURL:(NSURL *)aUrl]; // openURL method tries to open a resource...

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

Single Abstract Methods are types, introduced in Java 8, that have exactly one abstract member.

stopWatch.Start() - Starts Stopwatch. stopWatch.Stop() - Stops Stopwatch. stopWatch.Elapsed - Gets the total elapsed time measured by the current interval. Stopwatches are often used in benchmarking programs to time code and see how optimal different segments of code take to run.