Mobile Develop

1. Error:parameter name omittedIn the. h file generated by Javah, the method does not specify a formal parameter, and the implementation requires that we add formal parameters to the implementation of the method definition.2. ' Newstringutf ' could

Problem: Use Viewpager or fragmentactivity some V4 package class, when we press F3 can not see the source code, this time we need to associate the source code, the source of the association with the Android source code is not the same. Workaround: 1,

1.1 Enabling self-booting of the Android system1.1.1. Implement your own broadcast receiver and implement the logic to be processed in the OnReceive () method1.1.2. Androidmanifest.xml registers the broadcast receiver, stating that the receiving

1.1. Introduction to Broadcasting        Android radio differs from the broadcast concept in life, which refers to the notification after an event is generated in the system. Android broadcasts are a one-way notification of whether the recipient is

The previous blog mentioned SQLite, which is an embedded database, because of its lightweight but powerful, is widely used in embedded devices. Later, after the popularity of smartphones and tablets, as a file-based database, it almost became a must-

In the ALSA architecture, ASOC is made up of 3 parts: Platform, CODEC & Machine. and headphone detection is generally implemented in machine driver, of course, can also be achieved in codec driver. Headphone plug-in interface Jack's structure is

First create a new activity, inherit fragmentactivity.Initializes a fragment list collection that is used to populate the data like Fragmentstatepageradapter, while Viewpager is initialized by an instance of Fragmentstatepageradapter. As with the

iOS Development extension Chapter-corelocation geocodingA simple explanationClgeocoder: Geo Encoder, where Geo is a shorthand for geographic English word geography.1. Use Clgeocoder to complete the geocoding and anti-geocodinggeocoding : Obtain

I find it strange that the following method, which is officially given, cannot be removed.[[Sdimagecache Sharedimagecache] cleardisk];[[Sdimagecache Sharedimagecache] clearmemory];Well, simply write it yourself, anyway:#pragma mark Delete all cached

The problem description recently used WebView in the code, mainly using WebView to load the remote URL. But when I implemented the JavaScript interface and called the JavaScript method to refresh the URL, I found that the refresh code didn't

08-11 19:22:35.028:w/memorydealer (2123): Madvise (0x43e16000, 12288, Madv_remove) returned Operation not supported on TRA Nsport Endpoint08-11 19:22:35.038:w/inputdispatcher (2714): Channel ' 4236b890

Ask:What is the memory cache and mapping in the BIOS? Why the computer blue screen after the suggestion to close him???For:Maps the system's BIOS to system memory so that when the system needs to read the BIOS information, it can read directly from

Overview of the relationship between Android apps and Surfaceflinger services and learning Plans Android application window (Activity) Implementation Framework brief introduction and Learning Plan 1. The creation process of the running context of

Template mode I think in the development of Android is the longest use, basically is ubiquitous, know this mode, help us to Android's source code and framework have a deeper understanding. What is template mode, template mode is the definition of a

Reference: Http://stackoverflow.com/questions/18729220/uialertview-addsubview-in-ios71. SignInViewController.h#import @interface signinviewcontroller:uiviewcontroller{ Uialertview *remotealertview;} @end2 , SIGNINVIEWCONTROLLER.M#import

If you want to count the iOS development code, including the header file, the Terminal command enters the project directory, the command is as follows Find. -name "*.m" -or-name "*.h"-or-name "*.xib"-or-name "*.c" |xargs wc-l List

This is true when certain requirements are fulfilled, when the page loads the display for the first time and requires some action, and it does not need to be repeated in the future.Generally this processing is placed in -(void) viewdidload or -(id)

I haven't written anything for a long time. Back up the knowledge. Lest I forget it.First put a piece of code--this is a local path for Mr., save the picture to this file, and then scan the SD card. Let the system album reload under. The downside is

Share the code with the friend circle. Bad use, and finally chose the SHARESDK. Private Static void sharetotimeline (file file) { new Intent (); New ComponentName ("com.tencent.mm", "Com.tencent.mm.ui.tools.ShareToTimeLineUI");

Mobile audio and video development app1.PrefaceWith the development of mobile phone technology, IPhone (IOS) and Android and other smartphones to accelerate the popularity of more and more people choose to use mobile phone terminal for a variety of