Tutorial by Topics: n

Grails is a very powerful rapid application development (RAD) framework, for the Java platform aimed at multiplying developers’ productivity thanks to a Convention-over-Configuration, sensible defaults and opinionated APIs. It integrates smoothly with the JVM and the Groovy language allowing you t...

When using method swizzling in Swift there are two requirements that your classes/methods must comply with: Your class must extend NSObject The functions you want to swizzle must have the dynamic attribute For a complete explanation of why this is required, check out Using Swift with Cocoa...

The singleton pattern has the goal to allow only one instance of a class to exists at any given time. Preventing the direct instantiation via constructor is usually prevent by making it private. However, this is not possible in As3 and thus other ways to control the number of instances have to be...

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

ParameterExplanation$templatePasses one parameter to the filter, $template is the current path to the appropriate file for the post type as found in the active child theme or parent theme (if no child theme in place or child theme has lower ranked templates. See wordpress template hierarchy for mor...

git stash list [<options>] git stash show [<stash>] git stash drop [-q|--quiet] [<stash>] git stash ( pop | apply ) [--index] [-q|--quiet] [<stash>] git stash branch <branchname> [<stash>] git stash [save [-p|--patch] [-k|--[no-]keep-index] [-q|--quiet] [-u...

Not all HTML tags are of the same structure. While most elements require an opening tag, a closing tag, and contents, some elements - known as void elements - only require an opening tag as they themselves do not contain any elements. This topic explains and demonstrates the proper usage of void ele...

split regex target-string &key start end limit with-registers-p omit-unmatched-p sharedp => list lispworks:split-sequence separator-bag sequence &key start end test key coalesce-separators => sequences split-sequence delimiter sequence &key start end from-end count remove-empty...

NSAssert(condition, fmtMessage, arg1, arg2, ...) (args in italics are optional) -- Asserts that condition evaluates to a true value. If it doesn't than the assertion will raise an exception (NSAssertionException), with the fmtMessage formatted with the args provided

typedef NS_ENUM(type, name) {...} -- type is the type of enumeration and name is the name of the enum. values are in "...". This creates a basic enum and a type to go with it; programs like Xcode will assume a variable with the enum type has one of the enum values

{{ my_date_time|my_custom_filter }} {{ my_date_time|my_custom_filter(args) }} ParameterDetailsvalueThe value passed in by Jinja, to be filteredargsExtra arguments to be passed into the filter function

The TRUNCATE statement deletes all data from a table. This is similar to DELETE with no filter, but, depending on the database software, has certain restrictions and optimizations. TRUNCATE TABLE table_name; TRUNCATE is a DDL (Data Definition Language) command, and as such there are si...

The div element in HTML is a container element that encapsulates other elements and can be used to group and separate parts of a webpage. A div by itself does not inherently represent anything but is a powerful tool in web design. This topic covers the purpose and applications of the div element. ...