Tutorial by Topics: k

For further information, see Apple's documentation on Using Swift with Cocoa and Objective-C.

string date ( string $format [, int $timestamp = time() ] ) int strtotime ( string $time [, int $now ] )

ParameterDetailscard_dataJSON object containing payment information for transactioncredit_card_detailsJSON object containing credit card data that is sent to PayPal to be vaultedclient_idYour PayPal application client ID (OAuth 2 credentials)paypalPayPal Node SDK referencesecretYour PayPal applicat...

ParameterDetailsclientIdYour PayPal application client ID (OAuth 2 credentials)linksSimple reference object for all return HATEOAS links from PayPalpaymentIdThe ID of the payment returned from PayPal in order to complete paymentpayerIdThe ID of the payer returned from PayPal in order to complete pa...

require Module::Name; # Require by name from @INC require "path/to/file.pm"; # Require by relative path from @INC use Module::Name; # require and default import at BEGIN use Module::Name (); # require and no import at BEGIN use Module::Name (@ARGS); # require and import with args at...

Proc.new(block) lambda { |args| code } ->(arg1, arg2) { code } object.to_proc { |single_arg| code } do |arg, (key, value)| code end Be careful about operator precedence when you have a line with multiple methods chained, like: str = "abcdefg" puts str.gsub(/./) do |mat...

Kotlin is a statically-typed object-oriented programming language developed by JetBrains primarily targeting the JVM. Kotlin is developed with the goals of being quick to compile, backwards-compatible, very type safe, and 100% interoperable with Java. Kotlin is also developed with the goal of prov...

An HTTP cookie is a small piece of data sent from a website and stored on the user's computer by the user's web browser while the user is browsing. bool setcookie( string $name [, string $value = "" [, int $expire = 0 [, string $path = "" [, string $domain = "" [,...

MySQL: CREATE TABLE Employees ( Id int NOT NULL, PRIMARY KEY (Id), ... ); Others: CREATE TABLE Employees ( Id int NOT NULL PRIMARY KEY, ... );

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// Declare as a local variable: returnType (^blockName)(parameterType1, parameterType2, ...) = ^returnType(argument1, argument2, ...) {...}; // Declare as a property: @property (nonatomic, copy, nullability) returnType (^blockName)(parameterTypes); // Declare as a method parameter: ...

The C language does not define a linked list data structure. If you are using C and need a linked list, you either need to use a linked list from an existing library (such as GLib) or write your own linked list interface. This topic shows examples for linked lists and double linked lists that ca...