Mobile Develop

1. Set style1. Set the background map theme2. Set Transparent themeI've defined two types of theme, the first of which is to set a background map. When the program starts, this background image is displayed first to prevent a black screen from

// Rounding/** *  floating-point data rounding* *  @param format keep two decimal places Pass in @ "0.00"; *  @param FLOATV character Data* *  @return Rounding A string that retains two bits*/+ (nsstring *) Decimalwithformat: ( NSString *)

EnvironmentOs:windows Server R2 x64MARIADB:10.0.15-MARIADB; installation directory is C:\Program FILES\MARIADB 10.0Steps1, stop the MySQL service.2, copy the Data directory.Create the D:\MariaDB_DATA directory and add NETWORK SERVICE permissions to

1.width is width, Initial-scale initializes the scale, maximum-scale the maximum scale that allows the user to scale, minimum-scale the minimum scale that allows the user to scale, User-scalable whether the user is allowed to

Stackfrombottom PropertyWhether the ListView is displayed from the bottom and does not reverse the data, with a value of true and FalseAndroid:stackfrombottom= "true"Transciptmode PropertyYou need to track or view information in real time with a

PackageCom.sxt.callback; Public classButton {//Pre-Save a button click Response code PrivateOnclicklistener Monclicklistener; //How to copy the Monclicklistener Public voidSetonclicklistener (Onclicklistener l) { This. monclicklistener=l; }

Recently, because of the system upgrade caused the Xcode6. Series version of the bug, so began to use Xcode7. In the use of a sudden thought CollectionView in the iOS9 released a can move the cell's new features , try to implement it, but the API

1. Getting strings and values in String.xml in the programhello World, mainactivity!TestExample01Use in activity:String Appname= (String) this.getresources (). GetText (R.string.app_name);LOG.I ("Test", "appname=" +appname);Or:String Appname=

Today, when writing a demo, found a problem, debugging a half-day, found a rule:Jump from B to a interface and finish off B,a OnCreate actually faster than B OnDestroy, so in the app development common management Interface tool class, the general

The source code is as follows, only one class file   DBHelper.h////  Created by Jason_Msbaby on 15/10/15.//   copyright ? 2015   Zhang Jie . all rights reserved.///** *   Simple encapsulation of the use of SQLite   not added to transactions and

Path optimization:When the API is not used:// External storage space path "Sdcard/info.txt" or "Storage/sdcard/info.txt" File file =new file ("Sdcard/info.txt");Using the API:// use the API to return a file object whose path is the true path of the

　　1 PackageCom.way.util;2 3 ImportAndroid.content.Context;4 ImportAndroid.net.ConnectivityManager;5 Importandroid.net.NetworkInfo.State;6 7 Public classNetutil {8 Public Static Final intNetworn_none = 0;9 Public Static Final

Android in App Show dialog is a very easy thing to do, but I never tried to show dialog inside the service.Experience UI operation to be in the main thread, the local service is the main thread of the correct, but the remote service inside the

1. Adding attributes to a class requires a runtime association#import@interfaceNsurlrequest (Aifnetworkingmethods)@property (nonatomic, copy) Nsdictionary

IOS7 uses the following methods-(Cgsize) Sizewithattributes: (Nsdictionary *) attrs;Alternative to obsolete iOS6-(cgsize) Sizewithfont: (uifont *) Font method Ios7_api_ dynamically determines the label width //Setting label font

A detailed description of the core animation: caanimation (abstract Class) 1. Basic concept of core animationCore Animation is a very powerful set of animation processing APIs that can be used to make very flashy animations, often with less effort!

The principle of push: The working mechanism of Push can be summarized simply as In the figure, provider is the push server for an iphone software, which I will use. net as the Provider.APNS is an abbreviation for Apple push Notification Service

Core Animation classes :caanimation,capropertyanimation, cabasicanimation, cakeyframeanimation, catransition, Caanimationgroup parent class: caanimation (abstract Class)caanimation Direct sub-class: capropertyanimation (abstract class), catransition

Almost all application developers know that "user experience" is important, in order to enhance the user experience is inseparable from a comprehensive monitoring and reporting system, where these logs (control crash reports) are the main problem

1: compatible font size 6plue different from the following#define Font_compatible_screen_offset (_fontsize_) [uifont systemfontofsize: (_fontsize_ * ([uiscreen MainScreen].scale) /2)]In iphone4~6, the scaling factor scale=2; in iphone6+, the