Mobile Develop

Nsmutablearray *array = [Nsmutablearray arraywithobjects:@ "," @ "," @ "," @ "," @ "," @ "," @ ", nil]; Nsinteger count = [array count]; for (int i = 0, i [[Array Objectatindex: (j + 1)] intvalue]) {//here must be objectatindex:j when using [

Long time no Move blog Ah ~ First write a comparison of the basics of it ~ In fact, there are also mentioned in Java, but the use of more in the Android control.So now to write the first callback:The first is between the interface ~ In fact, it is

A simple explanation1. Open the Databaseint Sqlite3_open (const char *filename,//file path for databaseSqlite3 **ppdb//DB instance);2. Execute any SQL statementint Sqlite3_exec (sqlite3*,//an open DB instanceconst char *sql,//SQL statement to

Just like jnwspringanimation, you can adjust the properties of the spring action you want to imitate. Here is the relevant part of the previous example.scale20.0// Between 0-20scale1.0// Between 0-20Pop allows you to adjust the spring's elasticity

The previous period of time to do the project with audio playback function, on the internet also looked up a lot of information, finally understand their principles.This article is to learn from others, the website is: http://www.jb51.net/article/746

With the release of iOS 9 and OS X EI Capitan, Apple officially introduced the concept of applying the communication security model. In short, the application communication security model requires that applications require the use of the best secure

Directions for Web Automation testing:Programming language Fundamentals-Test framework--webdriverapi--Development Automation test ProjectDirections for Mobile Automation testing:The foundation of programming language--testing framework--Mobile

Note: When a file is uploaded using a POST request, the data to be uploaded is usually stored in the request body. This article describes how to implement a file upload in iOS development without the help of a third-party framework.Because of the

Web push may be the most important, but local push can sometimes be used in projects;The code below is a little gossip:1. Add Root ViewSelf.window.rootViewController = [[Uinavigationcontroller Alloc]initwithrootviewcontroller:[[viewcontroller

1 Smoke test (Smoke testing) The Smoke test (Smoke testing) object is each newly compiled version of the App that needs to be formally tested to verify that the soft parts are functioning properly, Follow-up formal testing work is possible. The

In the recent development, I encountered a problem, I started not to notice the problem, some envy later maintenance of the process found a bug, this bug is about the dictionary written to the file. The reason is this, I use a dictionary to write to

Push-Flow is a third-party iflivekit framework. This framework is based on RTMP protocol, the C language and OC language is very clear, very friendly to OC language, relatively simple to use.The gpuiimage is integrated inside the Iflivekit. The

In the process of iOS development, no matter what the application, you will encounter the problem of data preservation. Saving the data locally allows the program to run more smoothly without the appearance of an obnoxious chrysanthemum shape,

Meta Tag Learning Summary:The META tag's Name property syntax format: 　　1.viewportFirst, we should have an understanding of viewport:In layman's parlance, the viewport on a mobile device is the area of the device's screen that can be used to

#import@interfacensstring (Utils)/** * Pinyin of Chinese characters * * @return Pinyin*/-(NSString *) Pinyin;@end#import "Nsstring+utils.h"@implementationnsstring (Utils)//Pinyin of Chinese characters-(NSString *) pinyin{nsmutablestring*str =[self

One, drawing pathA. Brief descriptionWhen you draw a line, the inside of the method creates a path by default. It puts the paths in the path. 1. Create a path Cgmutablepathref calling this method is equivalent to creating a path that holds the

DatePicker, Timepicker==>DatePicker, for selecting datesTimepicker, for selecting timeBoth derive and Framelayout, both of which provide some methods based on Framelayout to obtain the date and time selected by the user;If you need to get the date

First look at the effectThe first step, the layoutrelativelayout xmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"Tools:

Simple introduction: Sharedpreferences is the use of key-value pairs to store data, that is, when saving a piece of data, to provide a key to the data, if you need to read the data, only through the key to extract the corresponding data.One: Store

The continuation of the breakpoint refers to the download or upload of the task (a file or a compressed package) is divided into several parts, each part of a thread for the upload or download, if you encounter a network failure, you can upload or