iOS learning-Create an underlined button

1UIButton *tempbtn =[UIButton Buttonwithtype:uibuttontypecustom];2Tempbtn.frame = CGRectMake ( -, -, the, +);3 4nsmutableattributedstring *str = [[Nsmutableattributedstring alloc] initwithstring:@"Forgot Password"];5Nsrange Strrange = {0, [str

A preliminary study of Size Class in IOS8

Before and the classmate of Android chatting, talk about adaptation has been a very happy topic, see they are all kinds of screen adapted to torture desire to die, heart really happy for them. But when it comes to the adaptation of the IPhone and

How to test the mobile app

about how to test an app on a PC I've explained in detail in my previous article, so how do I test a mobile app?Here I mainly say the difference, the common ground does not repeat.1. Differentiate the operating system from the CPU architecture. This

Listening for Android volume keys

Conclusion after the practice:The following two kinds of things can be obtained to the volume keys, testing the time, foundKeyevent.keycode_volume_up always hold the time, Samsung's a tablet count to 200, does not trigger the event;So change to

IOS Some phenomena and workarounds

1, after iOS7 with ScrollView of the page returned when the overall will fall 45 of the height of the reason: iOS comes with the optimization (also calculate the bug), the solution is as follows: Self.automaticallyadjustsscrollviewinsets = no;

iOS Development-cocos2d-x Adaptation iphone6

Long time no cocos2d-x. Today, the pain of the egg back to play.Simply say yourself to solve the problem of iphone5 adaptation, the method is very stupid, but quite simple.1. Add the following code to the rootviewcontroller.mm file in the iOS

iOS Refresh Data

In a project development process for a better experience will often use the drop-down refresh update data, of course, with some pull-up loading more data, the current comparison of fire Egotableviewpullrefresh only realized the pull-down function,

Android Eighth lesson--ui Layout 2

The Android layout is divided into five types: linear layout, relative layout, table layout, frame layout, grid layout 1) framelayout (frame layout) Frame layout is the simplest layout object, which is customized to a blank alternate area on the

How to get the Android GPS

How to get the Android GPSIn fact, this is a pseudo-proposition, because I am not to say that the Android GPS access implementation, or the bottom-level implementation, but I directly use the Baidu map of the SDK, in which the direct access to GPS

Implementation of Android Multi-Task Download framework (i)

what is multi-threaded multi-Task download framework:The Android multi-threaded multitasking download framework encapsulates a download tool class that supports multi-threaded downloads, download task queues, download progress updates, cancel

Nshomedirectory and ResourcePath have different root paths on iOS simulator

Run the emulator program today to access a. App inside the file, with the Nshomedirectory and file name splicing incredibly can not access, and then found a strange problem: The root path of nshomedirectory and ResourcePath on the iOS simulator is

Do_writepages Call Inode->i_mapping->a_ops->writepages

Excerpt from: http://www.2cto.com/os/201110/108848.htmlWhy this function is discussed here, this function will call different methods to disk write data according to different file system type Writepage. What I want to discuss here is that when

App Star: How to develop and promote magazine apps for free

Today's mobile phone has changed the way people read, from the paper-based reading media to the current magazine app client Reading Terminal, reflects the mobile app brings great credit. Developing custom magazine apps can reduce the cost of paper

Basic operation of Android Bluetooth

Previously written blog has been removed, do not know what reason, may be too few fonts, I do not like how to say, directly on the source is betterI believe that programmers do this, unless the code is difficult to understand and will explain,First

Cocos2d-x 3.2 Pack Android on Mac platform

Terminal input: VI. BASH_PROFILE Edit Environment variables: Export cocos_console_root=/users/jiazedong/cocos2d-x/cocos2d-x-3.2/cocos2d-x-3.2/tools/cocos2d-console/ Binexport path= $COCOS _console_root: $PATHexport

Android Viewpager navigation------A miracle in the ordinary

Viewpager do the navigation want to have this effect:For example, there are four pictures, the following four dots, when the page slide when a point becomes larger a point becomes smaller (or a point becomes smaller a point becomes larger), is equal

Android Rookie-Learn note 1

1: Each activity class must be mapped in a androidmanifest.xml file. Otherwise null pointer exception.The res directory of the 2:android is fixed and can only be of the following types:drawable,layout,values,xml,raw, ColorIf you add a different

Introduction to Android History and system architecture

One: Android historyIn 2012, Android phones sold 4.815 units worldwide, accounting for 68.8% of the global smartphone market share. In 2013, this figure rose to 781.2 million, 78.9%, which is quite a staggering number.Speaking of the history of

Android Advanced common ADB directives

1. Display EquipmentIf the ADB has been closed, it can be started with this command.2. Close the ADB directive3. Install APK command4. Uninstall InstructionsUninstall+ App Package Name5. Adb-s + device name +install apk path +apk install APK to

IOS UITableView Reload Refresh a cell or section

We usually refresh the entire list using [Self.tableview reloaddata];Sometimes it's just a row or a section that changes, so just update the line.// a section refresh int section_index=ten; // Update 11th Sectioin [Self.tableview

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