Mobile Develop

After studying Android, I still don't understand the usage of the Context: API Document Link http://wear.techbrood.com/reference/android/content/Context.htmlA very good video: Http://www.tudou.com/programs/view/DtRZxB868TE(I really don't understand.)

I. Greendao Overview: Greendao is an ORM solution that can help Android developers quickly map Java objects to SQLite database forms. Greendao characteristics of the most efficient operation, the least memory consumption, official website:

Original: http://blog.csdn.net/omegayy/article/details/7356823After you create an instance of the Uitableviewcontroller subclass, the following paragraphs are in the code generated by the IDE:-(UITableViewCell *) TableView: (UITableView *) TableView

In the designer and front-end developer's efforts, a webapp out, but testers said a bunch of problems: a model under the page performance is inconsistent, such as how the page, such as a system browser how to drop the page. Looking at the full test

ReviewA very strange problem when I was working on a project recently was the response to the Click event. The test found that for the iOS platform, the direct listener Click event might not be responding, while on Android and PC there was no

Objective:Android's organizational management of activity introduces some terminology concepts, such as stack, task, and so on, this article will do a brief introduction. The activation, switchover, and organization management of activity are

Objective:Activity, Service, Broadcastreceiver, Content provider are the four big application components of Android, and these components that make up a complete application can be in the same process or not the same process, When these components

Broadcastreceiver is the meaning of "broadcast receiver", as its name implies, it is used to receive broadcasts from systems and applications.In the Android system, the broadcast is reflected in all aspects, such as when the system will generate a

first, the problem phenomenonAfter the phone is turned on, press the Power key cannot turn off the screen, after a long time (around 20s) to return to normal.platform:mt6581Android version: 4.4KKBuildtype:userSystem software version: Swc1i+zzSystem

This article is the fifth article in the Android Kernel Development series, which focuses on how to burn a compiled output image file to an Android device.The friend who played the brush is certainly not unfamiliar with the tool of FastBoot, it is a

Implementation principle: Using the Viewpager control (com.android.support:support-v4:22.1.1), the layout file of the boot page is placed in the Viewpager control.The Viewpager control is also a list control in nature, scrolling horizontally, a page

First, access to Uidevice equipment informationGet device name NSString *name = [[uidevice Currentdevice] name]; get the device system name NSString *systemname = [[Uidevice Currentdevice] systemName]; Get System version NSString *systemversion = [

The UIApplication class provides a centralized point of control and coordination for apps running on IOS. Every app must has exactly one instance of UIApplication (or a subclass of UIApplication ). When an app was launched, the UIApplicationMain

Recent job requirements address the vulnerability of web-based projects, and scanning vulnerabilities are appscan tools, many of which are about cross-site scripting issues. Let's share this piece of stuff.Original articles, reproduced please

Use Uidevice to obtain device information:Get device NameLet name = Uidevice.currentdevice (). NameGet device system nameLet SystemName = Uidevice.currentdevice (). SystemNameGet System versionLet systemversion = Uidevice.currentdevice ().

Android-activity State SaveAn application in case of an unexpected save1 onsaveinstancestate used with Oncreat, OnPause before the call2 Onrestoreinstancestate method, called after OnCreate, does not use the system in general3 So the official

1. Set the size of the button text to the button's own size button.size=[Button.currenttitle SizeWithFont:button.titleLabel.font]; Button.backgroundcolor=[Uicolor Redcolor]; 2. Common size /** 44:cell default height, navigation bar visible height 49:

Original: http://blog.csdn.net/chaoyuan899/article/details/13291637The cell in the TableView table has a reuse mechanism, which is a good thing to avoid opening up a lot of space memory. But sometimes we don't want it to reuse the cell, which can be

When we use the Android phone, we often find that the Actionbar in the application is very different from the actionbar we normally use. Simply put, the other application of the Actionbar why so gorgeous, their own application of the Actionbar is so

Learning Android has been two years, and speaking of Android learning is really a very important choice in my life. I studied computer science and technology, at that time to learn the language of computers I now think of more, what vb, compilation,