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When yourProgramWhen exiting, in addition to saving the unsaved data, you should also save the current status information. When starting, you should look for the status information, and restore the program to the state when it was used for the last

Problem: When debugging a real machine, the certificate is installed normally, butProgramRun on iPad.Shows how to select a simulator. download attachments (12.8 KB) 4 hours agoUpload The iOS

From: http://seanwong.lofter.com/post/3ecae_df678/ Asihttprequest * request = [asihttprequest requestwithurl: url]; [Request setdelegate: Self]; [Request startasynchronous]; There is no problem in this section. Under the navigation

Problem description: if you use the followingCodeThe screen on the iPad simulator is normal, but if it runs on a real machine, the else statement is always run, that isInvalid judgment. If ([[uidevice currentdevice] orientation] =

Main method: Obtain the substring: Substringwithrange: Replacement string: Stringbyreplacingcharactersinrange: Range  Nsstring *String=@"This is my name"; For ( Int I = 0 ; I String Length]; I ++ ){ // Truncates each character in a

    Method 1//// Maphelper. m// Jiaotong//// Created by MOL on 11-6-17.// Copyright 2011 mol. All rights reserved.// # Import "maphelper. H" # Import "JSON. H" @ Implementation maphelper + (Cllocationcoordinate2d) getpostion :( nsstring *

Link: http://iphone.tgbus.com/tutorial/hacktutorial/201205/20120514144602.shtml   A few days ago, myam officially released the latest Red Snow version redsn0w0.9.11b1. This update can downgrade devices above ios5 with SHSH backup. The following is

From http://bbs.weiphone.com/read-htm-tid-2618256.html It must have been known by many people, but I still don't know some of them ~~ Haha, share your thoughts ~ Mac Basic Method Full Screen: Command-shift-3When the shortcut key is used, the

    Problem: I debugCodeWhen a function is called, the result of one-step debugging cannot enter the function.The following code is used: -(Void) passvalue :( nsarray *) secondnodesarray{Treeviewcell * cell = (treeviewcell *) [self. tableview

Problem: There are three views that pass an nsarray * nodearray between them. Ipadloginviewcontroller ---- vediocontainerviewcontroller ----- ipadtreeviewtestcontroller In viewdidload of vediocontainerviewcontrollerCode

From: http://blog.csdn.net/li6185377/article/details/7487603   S: In subclass of, you can enter the object to be inherited. Whether to bind with XIB for user interface to a bound XIB file. Generally, the view in the storyboard is bound to

Problem: When I set the background color of the viewCodeAs follows: [Self. loginloadingview setbackgroundcolor: [uicolor colorwithred: 192 Green: 192 Blue: 192 ALPHA: 0.1]; The result shows that this line of code does not work. Last changed:

Original article Excerpted from:Http://www.douban.com/note/77384858/ The iPhone os4.0 is added with the scale factor, which indicates the point length/pixel length. On a device with a resolution of 960*640, we know that the logical coordinate

From: http://www.cocoachina.com/bbs/read.php? Tid = 80199   Xcode Project Code Number of lines in xcode project code1. Open the terminal.2. path from CD to your project.3. Enter the following command: grep-D recurse "\ n" classes | WC-lClasses.

Today is July 22, March 15, the International Consumer Rights Day. Now we will record questions about @ selector. 1. Add a gesture: Uitapgesturerecognizer * onefingertwotaps = [[Uitapgesturerecognizer alloc] initwithtarget: Self action: @

1. Abstract: http://www.cnblogs.com/speeding/archive/2011/09/16/2178355.html   IPhoneProgramMemory leakage during development is a headache for new users. It may be that the C # language is too familiar to use, I used the profile tool in

From: http://bbs.weiphone.com/read-htm-tid-3412071.html Virtual Machine literacy (1) is the VM slow?-- Discounts are inevitable for performance. for more information, see your machine configuration and specific applications. there is no problem in

Problem: an error message is displayed when a member variable is used.   Problem: I want to implement a tree structure of uitableview, and then re-derive the uitableviewcell and add the treenode node to it. Code As follows:@ Interface

-(Void) openmovie :( ID) sender {nsstring * Path = [[nsbundle mainbundle] pathforresource: @ "movie" oftype: @ "m4v"]; mpmovieplayercontroller * moviecontroller = [[mpmovieplayercontroller alloc] handler: [nsurl fileurlwithpath: path]; // you can

Link: http://hi.baidu.com/ghina/blog/item/b059668f4a6519e6503d9265.html   Http://bbs.pcbeta.com/viewthread-646993-1-1.html   After successfully installing snow leopard in VMware based on the methods on the forum, I have been suffering from