Mobile Develop

No Mac at hand, start learning object-c, and only build the OBJECT-C build environment under Windows.Download the required software: http://www.gnustep.org/experience/Windows.htmlInstall

OverviewNow many social, e-commerce, group buying applications have introduced maps and positioning capabilities, and it seems that map functionality is no longer unique to map applications and navigation applications. Indeed, having maps and

When the client collects the crash information, it is often the address information, so it's hard to find the exact placeSo by crash lock the crash roughly in which file of the project1. First find the project at the time of release or near release2.

In a custom ListView, you need to set the padding of the drop-down refresh to be hidden when the view is initialized, and then get the height of the layout view to load at initialization time.Private View Headview;headview = inflater.inflate

Android Development Learning one: Environment buildingA newcomer who just learned Android, this article records the learning process.The Android environment is built primarily:JDK InstallationEclipse installationAndroid SDK InstallationADT

Android development can use Google's own simulator to debug, but the simulator is too slow to start, too time-consuming, but if we have an Android phone, we can directly debug on the phone, so that the speed is fast;The steps are as follows:(1)

Tornado.web contains most of the main features of the web framework, and application is one of the important classesThe function of the application class is to implement the URI forwarding, passing the application instance to Httpserver, and when

1 When you use the default UITableViewCell generating unit in your code, you cannot use the Dequeuereusablecellwithidentifier:forindexpath: method if you have not registered in the Viewdidload in advance. Such asUITableViewCell *cell = [TableView

1Figure 1Problem:Method Newstringutf cannot be located by eclipse (mouse over the method, Ctrl + left, out of some files containing the method, see Figure 2)Solution: (see below for specific ideas, refer to " recommended ")Refer to other people's

The app was written before the headline article: http://www.managershare.com/post/155110, and then thought of not doing an app like this, let the phone calculate on the line. I didn't think much of it and started the whole.The project uses three

http://my.oschina.net/yongbin45/blog/150149String:#ifndef Niltoempty#define Niltoempty (object) (Object!=nil)? object:@ ""#endif #ifndef Formatstringofobject#define Formatstringofobject (object) [NSString stringwithformat:@ "%@", Object]#endif

Ios+oc face questionThe difference between shallow copy and deep copy? Shallow copy and deep copyAnswer:Shallow copy: Copies only pointers to objects, not the reference object itself. This object is accessed by a pointer to the objectDeep Copy

This article is translated from Apple's documentation, there are limitations, but also to add their own understanding of the part.If there is block syntax do not understand, you can refer to the Fuckingblocksyntax, inside the blockFor ease of

Gross structureRecently in the study of the development of the Android framework layer. First, a frame work of the source structure diagram1 API folders are not clear, there is only one current.txt content in this directory that looks like code,

The observer pattern is widely used in Android. Now combine your own understanding and write a simple demo.When the teacher lectures, the teacher is an observer, he should inherit from the ObserverWhen a student attends a class, it is the observer

XML version= "1.0" encoding= "Utf-8"?>selectorxmlns:android= "Http://schemas.android.com/apk/res/android" > Itemandroid:state_pressed= "true"android:drawable= "@drawable/bg_selected"> Item> Itemandroid:drawable= "@drawable/bg_unselect">

Mainly introduced in the summary of Android development commonly used tool classes, most of the same applies to Java.Currently includes Httputils, Downloadmanagerpro, Shellutils, Packageutils, Preferencesutils, Jsonutils, FileUtils, Resourceutils,

Public voidOnClick (View v) {//TODO auto-generated Method StubIntent Intent =NewIntent (Intent.action_pick); Intent.settype ("Image/*"); Switch(V.getid ()) { CaseR.id.btfirst:startactivityforresult (Intent,1); Break;

Asynctask is a simple, lightweight, multi-threaded class that Android provides to developers, and through it we can easily create a new thread Chengyang do time-consuming operations in the background (such as IO operations, network access, etc.) and

D:\Program files\oracle\virtualbox>vboxmanage setextradata "Android" "CustomVideoMode1" "500x780x16"Debug mode startVi/mnt/grub/menu.lstAdd (see below for more details)uvesa_mode=500x780 dpi=240-----------------Ps:vi Line Copy command yy,3 line is