Tutorial by Topics: es

ActiveSupport is a utility gem of general-purpose tools used by the rest of the Rails framework. One of the primary ways it provides these tools is by monkeypatching Ruby's native types. These are referred to as Core Extensions.

XAML is used in Silverlight, Windows Phone, Windows RT and UWP apps. Sharing code or converting code between these is sometimes harder than desirable due to subtle differences between the various XAML dialects. This topic strives to give an overview of these differences with a short explanation. ...

ParameterDefinition-h, --helpoutput usage information-V, --versionoutput the version number-e, --ejsadd pjs (Embedded JavaScript) templating engine support (defaults to jade, which has been renamed to Pug)--hbsadd handlebars templating engine support-H, --hoganadd hogan.js engine support--gitadd .g...

Because regular expressions are limited to either a regular grammar or a context-free grammar, there are many common misuses of regular expressions. So in this topic there are a few example of when you should NOT use regular expressions, but use your favorite language instead. Some people, when...

pid_t getpid(void); pid_t getppid(void); pid_t fork(void); pid_t waitpid(pid_t pid, int *wstatus, int options); int execv(const char *path, char *const argv[]); Function, Parameter(s), Return ValueDescriptionfork()function namenonen/aReturns PID, 0, or -1The calling process receives the ...

An example of how to use dependency injection in .net without using a container. Based on examples by Mark Seemann http://blog.ploeh.dk/

BOOL havePlutonium = YES;    // Direct assigment BOOL fastEnough = (car.speedInMPH >= 88);    // Comparison expression BOOL fluxCapacitorActive = (havePlutonium && fastEnough);    // Boolean expression   id somethingWicked = [witchesCupboard lastObject];    // Retrieve untyped obje...

Matplotlib has four distinct coordinate systems which can be leveraged to ease the positioning of different object, e.g., text. Each system has a corresponding transformation object which transform coordinates from that system to the so called display coordinate system. Data coordinate system is ...

struct Foo { field1: Type1, field2: Type2 } let foo = Foo { field1: Type1::new(), field2: Type2::new() }; struct Bar ( Type1, Type2 ); // tuple type let _ = Bar(Type1::new(), Type2::new()); struct Baz; // unit-like type let _ = Baz; let Foo { field1, .. } = foo; // extract field1 by pattern ...