Mobile Develop

First look at the effectGitHub already has this open source project, so we can use it directly, very convenient and practical. I will put resources at the end of the article, can download directly.How to use1. Download Zip archiveDownload zip file

Bo Master is a junior college students, learning computer on the road, some of their own sentiment, write down to discuss with each other, welcome to spit Groove.There is always a certain interface between the Java module and the module, which can

generics: restriction typeUsage scenarios in development: 1. Restrict the types in the collection, only the invocation of the method, because the declared generic can only exist in method 2. When a class is declared, the properties of an object are

The main idea: given n points, and M edge of the diagram of some of the edges may not be able to work at any time, so at least to add how many edges to be able to make the way any two side unicom?Idea: It is obvious that as long as any two points in

Interview questions 1. Object-Oriented understandingThere are three main features of object-oriented: encapsulation, inheritance, and polymorphismEncapsulation refers to the class to close all operations, just provide the interface for others to use,

Introduction to run-time dynamic permissionsAll rights declared in Androidmanifest are granted by default in apps with targetsdkversion less than 23 without manual grant. When Targetsdkversion is 23 or more, the app does not grant the "dangerous"

1,USB storage devices (such as: USB flash drive, mobile hard disk):USB storage Device Plug-and-draw monitoring is consistent with SD card Plug and draw monitoring.Private Usbbroadcastreceiver Mbroadcastreceiver;Intentfilter iFilter = new

需求：用户可能提交 文字，也可能有语音，还有可能有图片。当然 都有也是可以的。在这里我的方案是 先做判断（因为我提交的类不同（也就是方法不一样））； （1）if (_imageArray.count00){ //只有文字}else{ // 文字 图片 加录音}Method:// 有文字,有图,片有语音+(void)askTextImageByUserInfoId:(NSString *)userInfoId

private void Showinspectorrecordnotification () {remoteviews CustomView = new Remoteviews (Context.getpackagenam E (), r.layout.view_custom); Customview.settextviewtext (R.id.tvname_inspectplan, planinfo.convertlineid2linename (context,

The Android system offers two animations, View Animation and property Animation. View can be subdivided into two animated forms, tweened (tweened animation) and frame (animation). Motion tweens can be used to translate, rotate, zoom, and change the

@Override public boolean OnTouch (View V, Final motionevent event) {Checkablebutton cb = (Checkablebutton) v;if (CB. Iseditable()) {int action = Event. Getaction();Rect outrect = new Rect ();Getactivity (). GetWindow(). Findviewbyid(Window.

Advantages of the 1.CoreData database frameworkThe CoreData data Persistence Framework is part of the Cocoa API for the first time in the iOS5 version of the system, which allows data to be organized according to the entity-attribute-value model and

Meta BasicsH5 page window automatically adjusts to device width and prevents users from zooming the page1 name= "Viewport" content= "width=device-width,initial-scale=1.0, Minimum-scale=1.0,maximum-scale=1.0,user-scalable=no "/>Viewport

1. Notepad Feature ListStoring data using the SQLite frameworkEvent ListAdd Eventmodifying events2. Notepad Development PlatformMobile platform: iOS7.0 or aboveDevelopment tools: xcode7.2Database SQLiteDevelopment period: 1 days3. Notepad

sometimes in development you may encounter a time when you need to make ListVieworGridViewin the correspondingItemthe need to do the countdown, at this point, if you still follow a commonListVieworGridViewof theAdapterthe wording+timing function to

Getting Default Values arrayForKey(_:) boolforkey (_:) dataforkey (_:) dictionaryforkey (_:) floatforkey (_:) integerforkey (_:) objectforkey (_:) stringarrayforkey (_:) stringforkey (_:) doubleforkey (_:)

Second class: The attribute value must be the reference name of the id "@id/id-name" only valid in RelativelayoutAndroid:layout_below at the bottom of an elementAndroid:layout_above at the top of an elementAndroid:layout_toleftof on the left side

Visual format Language, translated by the visual formatting language, is the language that Apple uses to simplify the AutoLayout code volume.Instance:(1) h:[(redview)]-12-[blueview (50)]The initial letter indicates the horizontal direction, meaning

In the project, getting the network data is a very common thing, all kinds of data on the server side or direct print, or the entity class thrown into the list into JSON, by the client using the HttpClient execute () method to receive, to complete

Do the project will certainly encounter such a requirement, the data load is empty or the data load exception when displaying an empty page to the user:This blog is to implement such a simple package1. First define a linear layout2. Then use a tool