Mobile Develop

Static pthread_mutex_t dbMutex = PTHREAD_MUTEX_INITIALIZER;Static sem_t * dbSem [10];Static sqlite3 * db;Static sqlite3_stmt * insertStmt = NULL;Static sqlite3_stmt * queryStmt = NULL; Void createAndOpenDB (void );Void * insertIntoDB (void *);Void

1. Check that your eclipse environment has been configured on mac. [android code can be compiled on eclipse and can be run on a virtual machine or on a real machine.] the address of my sdk is: [Plain]Localhost: android-sdk-macosx b126 $

Why is gdb running on ios? This is a matter of opinion. For developers, We have gdb, which makes it easier to track and analyze other people's programs and learn from each other's advantages. :) here we will not teach you crack :)     Running

First, the class for creating a custom cell must inherit from UITableViewCell. We call it the CustomCell class.Then, create a new view file. We call this file CustomCell. xib. Open CustomCell. xib, delete the view, and add a UITableViewCell. Click

RasterMap can be used to translate a map. panTo moves the map to the coordinates of the specified longitude and latitude. panDirection (dx, dy) translates the map into dx and dy pixels from the current position.In the following example, the map can

You can query the geographical longitude and latitude coordinates of an IP address based on the IP address. For example, in the following example, the IP address 58.192.32.1 is located at 118.777802 and 32.061699, which is the location of Nanjing

Cocos2d-x Study Notes (7) -- progress (progress bar)In some games, we can see the loading progress of the game, or some pie charts when the game collects scores. Next we will learn the progress bar.I want to learn two classes this time:1.

In this year's WWDC2012, we introduced the new Objc syntax. It's really nice to use and the code is simple and clear, just like the script language.NSArrayPreviously, an array was initialized like this.NSArray * array = [NSArray arrayWithObjects: a,

The isMemberOfClass method is used to determine whether an object is a member of a class. IsKindOfClass we can also use isKindOfClass to check whether an object is a member of a class.   The difference between isMemberOfClass and isKindOfClass is

I have been busy recently. I haven't seen ch5 for a long time. Now ch5 has been officially released, and api and template files have changed significantly. I believe that it is okay if there are basic people to adapt to new changes, so I am not

The biggest difference between a game and a video is interaction. Players can control the roles in the game. Currently, mobile devices are almost one mobile device, basically all of which are based on touch screens, today I will learn how cocos2d-x

The Blackberry development documentation describes how to add shortcuts to applications. In your Project Properties in the Integration Development Environment (IDE), click the Resources tab.Under the Title ID option, specify the Resource variable

To enable the CCLayer touch screen, you only need two steps. [Cpp]-- Rewrite the corresponding touch functionPtTouchBegan = nilPtTouchEnd = nilLocal function onTouchBegan (x, y)PtTouchBegan = CCPointMake (x, y)EndWww.2cto.comLocal function

Survival status of domestic apps Nowadays, the domestic App market is a crisis and opportunity. Because there is no clearly-defined development platform in China, App development is mostly in a decentralized State, developers are also exploring in

In cocosd, CCLayer provides the schedule method to refresh frames. The default frequency is 60 frames per second, as shown below: Init {[Self schedule: @ selector (tick :)];}-(Void) tick :( ccTime) dt{// Update your stuff here} Cocos2d v0.99. also

Learning cocos2d-x for a while, I feel no way. If you do not have a project, you will not be able to learn it. I read some code of the source code, studied the code of test, and found some articles to see it, but I always felt like something was

In a limited mobile phone screen, if you want to display more information to the user without making the user feel that there is a lot of information, you can classify the information, displaying in the form of QQ list is a good choice. I will give

Change global_nameglobal_name = db_name + db_domaindb_name to be no more than 8 characters-you can use alter to RENAME global_name alter database rename GLOBAL_NAME to take effect after the DATABASE is restarted. ! LOG_ARCHIVE_DEST and

Today, we will add two important genie in our home scene: Floor transfer and monster viewing. First, we need to add: // CCSprite * floorFly in Game01.h; // CCSprite * predict; then, add the two genie in the initialization method of Game01.m // The

Game Developers usually need to use particle systems to create visual effects. Particle systems can emit a large number of small particles and render them, which is much more efficient than rendering the same number of genie. The particle system can