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PHP is_dir () function usage Guide, Is_dir usage guide Function: Is_dir () Function: Determine if a given file name is a directory DescriptionBOOL Is_dir (String $filename) Returns TRUE if the file name exists and is a directory.If filename is a relative path, the relative path is checked according to the current working directory. Note: The result of this function is cached. See Clearstatcache () for more

Python function Programming Guide (4): generator details, python programming guide 4. generator) 4.1. Introduction to generators First, be sure that the generator is an iterator. The generator has the next method and has the same behavior as the iterator, which means that the generator can also be used in a Python for loop. In addition, the special syntax support for generators makes it much easier to compi

IOS 7 UI Transition Guide-definition scope (iOS 7 UI Transition Guide-Scoping the Project) IOS 7 UI Transition Guide Preparing for Transition Before You Start Scoping the Project Supporting iOS 6 Updating the UI Appearance and Behavior Bars and Bar Buttons Content Views Controls Temporary ViewsSco

Write by nine days Yan Ling (jtianling) -- blog.csdn.net/vagrxie Sina Weibo -- Discussing newsgroups -- code library -- Douban I have heard that the three most widely used languages inside Google are c ++, Java, and python, But it is strange that Google style guide has c ++ and python, there are also JavaScript and objc, and it is estimated that there will be little internal use, but there is no java. This is confusing. Why?On stackoverflow, someone r

[Official tutorial] Asp. Net MVC4 Getting Started Guide (3): Add a view and mvc4 Getting Started Guide 3. Add a view · Original address: http://www.asp.net/mvc/tutorials/mvc-4/getting-started-with-aspnet-mvc4/adding-a-view · Address: http://www.cnblogs.com/powertoolsteam/archive/2012/11/06/2756711.htmlAsp. Net MVC4 Getting Started Guide (3): Add a view In this se

[Official tutorial] Asp. Net MVC4 Getting Started Guide (2): Add a controller and mvc4 Getting Started Guide 2. Add a controller · Original address: http://www.asp.net/mvc/tutorials/mvc-4/getting-started-with-aspnet-mvc4/adding-a-controller · Address: http://www.cnblogs.com/powertoolsteam/archive/2012/11/02/2751015.html Asp. Net MVC4 Getting Started Guide (2): Ad

Javascript Learning Guide, javascript authoritative guide It is too easy to get started with javascript, so that almost everyone can get started with it by looking at it at will. People with no foundation can claim that they have mastered javascript For three or five days. But it is very difficult to grasp js. It is difficult to make progress if you first want to ask others when learning a language. Because

Moodle Installation Guide and moodle GuideMoodle Installation Guide This document is used to guideUbuntu (Version Number: 16.04)To perform Moodle installation and basic configuration.Reference Moodle Document Installing Moodle Step by step installation guide for Ubuntu How to install Moodle on Ubuntu 16.04 Install Moodle Requirments installation requirement

Python Regular Expression Learning Guide, python Learning Guide 1. Regular Expression Basics 1.1. Brief Introduction Regular expressions are not part of Python. Regular Expressions are powerful tools used to process strings. They have their own unique syntax and an independent processing engine, which may not be as efficient as the built-in str method, but are very powerful. Thanks to this, in languages tha

Detailed description of DNN7 website system requirements and deployment guide, and detailed description of dnn7 Deployment Guide This Installation Guide applies to local testing and host installation of DNN6.x and DNN7.x. Recently, many friends in the QQ Group asked me about the installation and running of DotNetNuke. In order to give you a better understanding o

is the highest. The following is an example of a level: If the page is irrelevant to a ruleN/, Indicating not applicable. Suggestions for improvement are provided for each rule. To view more comprehensive improvement methods, go to the front-endPerformance Optimization Guide Ii. Component View Group display page components, table lists component information, clickExpand AllExpand the component information displayed to each group. The

Gradle tutorial description User Guide 1 ~ Chapter 6 gradle User Guide To use Android Studio, you need this build tool. This document is a rough example of the notes in the first six chapters of the official user guide. Download the latest Gradle version (Currently 2.2) and decompress it. Configure the bin directory of Gradle to environment variables so that you

Simple start-up guide and start-up guide for Internet Startups This article is just a concise version of a startup guide-For more details, see: http://startupclass.samaltman.com Before you start a business, you should have a good idea instead of a company.. If you have a good idea or project before you start, the risks will be lower and you will enjoy more creat

Instruction Practice Development Guide in AngularJS (1), angularjs Guide Directive is the most important part of all AngularJS applications. Although AngularJS already provides a rich set of commands, you often need to create application-specific commands. This tutorial will show you how to customize commands and how to use them in real projects. At the end of this article (Part 2), I will

CentOS 7 Installation Guide and CentOS 7 Installation Guide CentOS 7 Installation Guide (USB flash drive) I,Preparation Phase 1. Download The CentOS7 image file (ISO file) to your computer. download the file from the official website: Http://isoredirect.centos.org/centos/7/isos/x86_64/CentOS-7-x86_64-DVD-1708.iso For example Figure 1-1 2. Create a USB flash driv

Sender: McCartney (coolcat), email zone: Unix Mailing site: BBS shuimu Tsinghua station (Sun May 17 16:34:37 1998) 7 Programming Guide This chapter provides some key points of Thread Programming. Special emphasis is placed on the differences between single-thread and multi-thread programming methods. Recognition of global variables Provides static local variables Thread Synchronization Avoid deadlocks Some basic precautions Multi-processor Programm

Sass basic common guide and sass Guide I. Variables $global-color:red;.nav{ background:$global-color; } II. the horizontal bars and underscores are not distinguished during sass naming. $global-color:yellow;.nav{ background-color:$global_color }.footer{ background-color:$global-color} 3. variables can be applied $global-color:red;$global-border:1px solid $global-color;.nav{ backhround:$global-color; b

ITop4412 startup guide and iTop4412 startup Guide ITop4412 irom startup andExynos4212 iROMBooting GuideIs the same. Tool for making itop4412 BL1: http://download.csdn.net/detail/cj675816156/9101607 IROM stage startup process This article describes how to build BL1 and BL2 in Exynos4412 so that irom can successfully load BL1 and BL2 and finally execute the OS. IROM stores programs used in the startup phase

CSS vertical center guide and css center Guide Sort out the vertical center problem in css.Mainly divided into two categories 1. Knowing the size of a block element generally refers to knowing the element height.Method 1: The simplest analogy is horizontal center. Idea: Set sub-elements to absolute; Set top bottom to 0; margin: auto; that's all; Method 2: Set the absolute position of the sub-element to mar

Create a project in the Egret engine development guide and an egret engine guide project Egret provides a very convenient creation tool. We call the total number of created files as a project. Follow these steps to create a project: Note that Egret supports Windows and Mac OS X. The Egret command is the same on different platforms. For different commands, refer to the related platform operations in the docu