Tutorial by Topics: isp

Note: Don't use Repeater in {N}+Angular-2 applications! The *ngRepeat is obsolete directive in Angular-2. When you need to display repeating item patterns use either ListView or *ngFor structural directive.

$dispatcher->dispatch(string $eventName, Event $event); $dispatcher->addListener(string $eventName, callable $listener, int $priority = 0); $dispatcher->addSubscriber(EventSubscriberInterface $subscriber); It is often best to use a single instance of EventDispatcher in your app...

This is used to display all the Parameters selected in a multi-select by joining them with a comma.

pygame.display.set_mode(resolution=(0,0), flags=0, depth=0) # Returns a pygame.Surface representing the window on screen flags = pygame.FULLSCREEN | pygame.OPENGL # Flags can be combined using the "|" (bitwise OR or "pipe") character. parameterexplainationresolutiona pai...

The DISPLAY statement causes data to be transferred to hardware or software of the operating environment. DISPLAY comes in two forms, UPON device or for display of SCREEN data. Environment variables can also be set with DISPLAY UPON in some implementations of COBOL, along with other extensions f...

The this pointer is a keyword for C++ therfore there is no library needed to implement this. And do not forget this is a pointer! So you cannot do: this.someMember(); As you access member functions or member variables from pointers using the arrow symbol -> : this->someMember(); ...

boolean(path_to_node) Boolean function has other uses Check if a string is empty Check if the argument is not a number (NaN) or is 0

Redis supports two main modes of persistence: RDB and AOF. The RDB mode of persistence takes a snapshot of your database at a point in time. In the RDB mode, Redis forks off a process to persist the database to disk. AOF logs every operation executed against the server into a replay log that can ...

Grand Central Dispatch (GCD) In iOS, Apple provides two ways to do multitasking: The Grand Central Dispatch (GCD) and NSOperationQueue frameworks.We will discuss here about GCD. GCD is a lightweight way to represent units of work that are going to be executed concurrently You don’t schedule thes...

What is Dynamic Method Dispatch? Dynamic Method Dispatch is a process in which the call to an overridden method is resolved at runtime rather than at compile-time. When an overridden method is called by a reference, Java determines which version of that method to execute based on the type of object...

Proguard is free Java class file shrinker, optimizer, obfuscator, and preverifier. It detects and removes unused classes, fields, methods, and attributes. It optimizes bytecode and removes unused instructions. It renames the remaining classes, fields, and methods using short meaningless names. ...

The principle states that no client should be forced to depend on methods that it doesn't use. A client should never be forced to implement an interface that it doesn't use or client shouldn't be forced to depend on methods that they don't use.

When dealing with objects in an MVC app, if any object should be shown in multiple places with the same format, we'd need some kind of standardized layout. ASP.NET MVC has made this kind of standardization easy to do with the inclusion of display and editor templates. In short, display and editor te...

In Spring Web MVC, DispatcherServlet class works as the front controller. It is responsible for managing the flow of the spring MVC application. DispatcherServlet is also like normal servlet need to be configured in web.xml

The KMP is a pattern matching algorithm which searches for occurrences of a "word" W within a main "text string" S by employing the observation that when a mismatch occurs, we have the sufficient information to determine where the next match could begin.We take advantage of this ...