JLS:https://docs.oracle.com/javase/specs/jls/se7/html/jls-6.html#jls-6.2 Not all identifiers in a program are a part of a name. Identifiers are also used in the following situations: (1)In declarations (§6.1), where an identifier may occur to specify…

6.2. Names and Identifiers A name is used to refer to an entity declared in a program. There are two forms of names: simple names and qualified names. A simple name is a single identifier. A qualified name consists of a name, a "." token, and an…

转自:https://www.bluetooth.com/specifications/assigned-numbers/service-discovery service discovery ​​​Use Assigned Numbers in the Service Discovery Protocol (SDP) for searching for services, a browse group list, documentation URL, and an icon URL. Serv…

标准参考 函数声明和函数表达式 定义一个函数有两种途径:函数声明和函数表达式. 函数声明: function Identifier ( FormalParameterList opt ) { FunctionBody } 函数表达式: function Identifier opt ( FormalParameterList opt ) { FunctionBody } ECMAScript 根据上下文来区分函数声明和函数表达式,假设 "function test(){}" 是一个表达…

esriFeatureType通常用来表示数据的存储结构,即物理层: esriGeometryType通常用来表示数据的几何形状,即表现层. esriGeometryType枚举类型详解 常量 值 对象 esriGeometryNull 0 未知类型(Unknown) esriGeometryPoint 1 点(Point) esriGeometryMultipoint 2 多点(Multipoint) esriGeometryLine 13 线段(Line) esriGeometryCircu…

Using the EventManager This tutorial explores the features of zend-eventmanager in-depth. Terminology An Event is a named action. A Listener is any PHP callback that reacts to an event. An EventManager aggregates listeners for one or more named event…

--Notes: 测试环境:Windows ,python 2.7.3,python 自带的IDLE #-*- coding: utf-8 -*- # First Lesson# --- Line syntax ---# The comment character is "#" ;comments are terminated by end of line.# Long lines may be continued by ending the line with a backslash…

Bayeux 协议-- Bayeux 1.0草案1 本备忘录状态 This document specifies a protocol for the Internet community, and requests discussion and suggestions for improvement. This memo is written in the style and spirit of an IETF RFC but is not, as of yet, an official IE…

Contents Tutorial Hello, World Command-Line Arguments Finding Duplicate Lines A Web Server Loose Ends Program Structure Names Declarations Variables Assignments Type Declarations Packages and Files Scope Basic Data Types Integers Floating-Point Numbe…

Code Like a Pythonista: Idiomatic Python David Goodger goodger@python.org http://python.net/~goodger In this interactive tutorial, we'll cover many essential Python idioms and techniques in depth, adding immediately useful tools to your belt. There a…