iOS Learning Road of Objective-c (vi)--nsdictionary and nsmutabledictionary

Create a dictionary that is immutable1 //The elements in the dictionary are paired, Key-value,key (key, index), value (value, index), and both are ID objects2Nsdictionary *dictionary = @{@"Key":@"value",@"Key2":@"value2"};3 #if04 #pragmaMark

Android Resource$notfoundexception exception

Today, when you are programming, you encounter an exception that you have encountered before, so record it.That's the way things go.650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/6C/CA/wKiom1VR9Rjw9F0eAAQXTli_kA8725.jpg "title=" (g{ zu1n]

iOS client OpenFire service uses XEP-0065 and XEP-0096 to do out-of-band bytestream file transfer

The OpenFire service can do file transfer methods to choose from: Xep-0047:in-band Bytestreams: With the inner byte Throttle Transmission protocol Base64 encoded into the IQ message, with ordinary text messages, codec needs to consume a bit

How to check if your app is a card

Check the smoothness of the current running time by choreographer the number of callbacks, see the principle: http://bugly.qq.com/blog/?p=166Normally, a second will have 60 callbacks.import android.app.Activity;import Android.util.Log;import Android.

about what the value of Actioncontext.getcontext () is, and how struts2 gets the request,session,appliaction scope

I found a bug when I was doing struts today.There is a tea object, which contains attributes such as Id,name, which I want to deposit into the request scope, as required by the project, which is said to be through Actioncontext.getcontext (). Put

Android Touch screen time-android learning Journey (iii)

Android Multi-Touch is a frequently encountered programming skill, this article can be described in detail in this issue.Simple exampleAndroid touch needs to implement the Ontouchlistener interface, inheriting the inside method.Layout

Android dispatchtouchevent, onintercepttouchevent, Ontouchevent detailed

Before encountering event distribution, go online to find related articles ... I don't feel like I've made these connections clear. Study a few good articles, today in this tidy up, I hope to be helpful to everyone.The first thing you need to know

[IOS dispatch_once Create a singleton]

Since Apple introduced Grand Central Dispatch (GCD) (Mac OS 10.6 and iOS4.0), there is a new way to create a singleton, which is to use the Dispatch_once function, but there will be more and better ways to evolve as the evolution progresses.Let's

Android Resource Protection problem--Explore

The APK file uses the Unzip tool to see resources such as drawable, but some of the graphics resources in the game are not visible.This question has been explored for a long time ..."1" Picture resources are not placed under the drawable file,

Mushroom Street iOS client app source

With Mushroom Street from shopping Guide to e-commerce transformation, mushroom Street own im also came into being, im at first just used for business and buyers to communicate between the tools. After we asked ourselves, since already have the IM

Android Studio new project fails to draw interface

Tip is android.support.v7.internal.widget.ActionBarOverlayLayout could not being instantiatedWorkaround: Res/values/styles.xml ChangeResources> Base application theme. - stylename= "Apptheme"Parent= "Theme.AppCompat.Light.DarkActionBar">

The usage and foundation of ANDROID.MK

  1) apk program, General Android program, compile package build apk file   2) Java library, Java Class Library, compile package build jar file   3)  c\c++ application, executable c\c++ Application   4) c\c++ Static library, compile and build

iOS to determine whether the device is an iphone or an ipad

-(BOOL) Application: (UIApplication *) application didfinishlaunchingwithoptions: (nsdictionary *) launchOptions{Self.window = [[UIWindow alloc] initwithframe:[[uiscreen mainscreen] bounds]];Override point for customization after application

The use of the StringBuffer class append method in Java

Public Static void Testappend () { new StringBuffer ("This is a stringbuffer!" ); Sb.append (1.23f); System.out.println (Sb.tostring ()); The output is a stringbuffer!1.23fIntroduction to the Append method of the

Android Viewpager Content section swipe up and down to hide and show the implementation of indicator effects

EffectViewpager content, such as the ListView gesture swipe up and down, when the content is sliding down, that is, gesture, hide indictor, when the content is sliding upward, that is, the gesture slipped, display indicator, effectCodingBorrow two

Android Custom Date control (faux qq,ios7)

Remember the previous article: the Tall on the Android date and time selector, this article is based on the previous revision, first look at the QQ in the date selection effect:Since there is no similar open source date control, I have spent some

[HAOI2008] [BZOJ1054] Mobile Toys

1054: [HAOI2008] Mobile Toys time limit:10 Sec Memory limit:162 MBsubmit:1277 solved:695[Submit] [Status] [Discuss] DescriptionIn a 4*4 box placed a number of the same toys, someone want to rearrange these toys into his ideal state, the

iOS Excellent blog

Link Address: http://www.cnblogs.com/keithmoring/p/4155264.html Jian Heart Blog Information is very large, suitable for consulting and getting started, learning, you can almost go to the mountain, and as a review of iOS some knowledge is also

Learn xamarin.forms from scratch (iii) Android production splash screen

Original: Learn xamarin.forms from scratch (iii) Android production splash screenXamarin.Forms is very slow to start, you must add a boot interface, the steps are as follows: 1. Name the image of the splash screen as: splash_screen.png, and copy it

The CentOS installation appeared disk SDA contains BIOS RAID metadata, but was not ...

Problem Description :the Company's Server was originally installed W Indo WS Server does the raid0, because the job needs to give up windows, I want to use a replacement hard drive to install a centos as a practice machine, however, The installation

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