Scrapy crawl Zhongguancun Online mobile channel

1 #-*-coding:utf-8-*-2 Importscrapy3 fromPyqueryImportPyquery as PQ4 5 fromZolphone.itemsImportZolphoneitem6 7 8 classPhonespider (scrapy. Spider):9Name ="Phone"Ten #allowed_domains = ["www.zol.com.cn"] One #start_url = ' http://detail.zol.

"Getting Started" Android Development bug Talk

Zhuge Liang is a good programmer, each of which is written in response to a different case. But a good programmer is a better bug than a good opponent. Six out to pray for the mountain. Seven into the central Plains, dedicated, heartily Zhuge Liang

Image clipping and screenshot function in iOS developed quartz2d use

Original http://www.jb51.net/article/75671.htmPicture clippingFirst, the use of quartz2d to complete the picture cut1. Display the image in a custom viewFirst, draw the picture onto the view. According to the original size, the picture is drawn to a

iOS WebView ways to load Web pages, files, and HTML

UIWebView is a box that is used to load data from a Web page. UIWebView can be used to load PDFs, Word, doc, etc.There are two ways to generate WebView, 1, storyboard by dragging 2, initializing by Alloc init.Create WebView,

Android source code, blog post 2

Weekly Highlights 54th issue Fine Source imitation netease News app dropdown tab

IOS Delete submodules in Git take sourcetree as an example

1, first delete the submodule entriesSelect the subdirectory you want to delete right-click Delete, and the submodule disappears after it is deleted.And then look at the. Gitmodules found deleted inside[Submodule

iOS development Debug and release version NSLog shielding method

A brief introduction to the following macros: 1)  __VA_ARGS__  is a variable-parameter macro, which is a new C99 specification, and currently appears to be supported only by GCC (VC6.0 compiler does not support it). The macro front Plus # #的作用在于,

Use of AutoMapper

1.AutoMapper Brief IntroductionOfficial website: http://automapper.org/Source: Https://github.com/AutoMapper/AutoMapperNuGet Installation:Pm> Install-package AutoMapperAutoMapper is a mapping tool based on object-to-object conventions, often used

Android edit box (EditText) attribute learning

EditText Inheritance Relationship: View-->textview-->edittext   the properties of EditText are very numerous, here are a few:Android:hint= "Please enter a number!" "//Set the information displayed on the spaceAndroid:numeric= "integer"//setting can

iOS Xcode real Machine Debug Get screen screenshot

Very often we need to send the phone screen to other people during the commissioning process, which we can save very conveniently in Android development. When Xcode developed iOS, it was so difficult to find this requirement. Most of the online

Prevention of app crash unrecognized selector

Handling Unrecognized selector abnormal causesIf you encapsulate a method, the incoming parameter does not match when the method is called by another module crash . For example, the following method: The parameter type should be passed in

Introduction to the new features of Android Studio 2.2, Constraintlayout full parsing

Reprinted Guo Lin The Great God's article, reproduced please indicate the source: http://blog.csdn.net/guolin_blog/article/details/53122387I normally write essays, are read other people's articles, their own use, the experience of their own

HTML5 Development mobile phone call texting function

Original: http://www.open-open.com/code/view/1449843459332On many mobile websites, there is the function of calling and texting, how to realize these functions. It's not hard, but today we use HTML5 to achieve them. It's easy to make you

CentOS7 installed nagios-4.2.x http warring/403 Forbiden Final resolution

background:  Recently, access to the new company's nagios-4.2.x monitoring platform, but there is a small problem: CentOS7 installed apache-2.4.7, the Nagios monitoring interface appears HTTP warring/403 forbiden warning.This monitoring platform

Android Launchmode Case Paper

First of all, thank the small partners for their attention. Then wish the majority of lovers happy holidays!This scenario is sometimes encountered in development and users click the Register. The first step, the second step, completed the register

Android Common dialog box

The following code writes a few common dialog boxes that contain:1. Confirm the Cancel dialog box2. Single-selection dialog box3. Multi-Select dialog box4. Progress dialog box (when loaded)5. Download Progress dialog

Nginx Adaptation Mobile End

In view of the site's compatibility under a variety of devices, there are many websites will have mobile version and computer version of two versions. Visit the same website URL, when the server identifies the user to use the computer access, open

Bulk Install/Uninstall Phone Apk--python language

Import OSImport timeFiledir =D\\AppDefInstall ():Files = Os.listdir (Filedir) For fileIn Files:Text = Os.popen ("ADB install-r D:\\App\\"+ file") Print"adb Install" +file Print Text.read ()DefUninstall (): For packagesIn Os.popen ("ADB shell PM List

IOS: Get the unchanging Udid

iOS: Get the history of unchanging Udidios unique identities iOS 6.0Before iOS6.0, is the use of uniqueidentifier to obtain the phone's unique identity, and then Apple felt that this will reveal the user hidden, the closure of this method;IOS 6.0

Android Init Process Analysis init script parsing and processing

(lazy people think of me recently and csdn for a long time.) This Android Init has been lying in my draft box for almost 5 years. Change it slightly to send it out.) RC file formatRC files are files that are common in Linux that run during the

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