Practical tips for developing iOS--pop-up app download tips in the HTML page headerThis article describes its simple use:The first step is to set up a local access server. Open a local terminal, create a new folder locally, and store the test HTML page in the folder. Enter a line of code in the terminal: Python-m simplehttpserver ---Step Two: Configure the environmentOpen Safari, preferences, tick "Show
"; PKInstallPackageIdentifier = "com.iosopendev.iosopendev15.iod-setup.pkg"; }
Follow the xcode license issue in the https://github.com/kokoabim/iOSOpenDev/wiki/Troubleshoot, fix,
1. Download https://github.com/downloads/kokoabim/iOSOpenDev/xcode-license.tar.gz and extract xcode-license out of it.2. Open Terminal, go to the directory where the file was extracted to and run: ./xcode-license
Then you can reinstall it.
After installation, rest
Recently, I made a function for IOS program. If the image is displayed locally, I downloaded it online and stored it. After finding the information on the Internet, I realized the function based on my own understanding. The following describes the concept.
Implements a class that inherits imageView. The main function of this class is to determine whether the image exists locally based on the sent image name. If the image does not exist, it is download
relationship between protocols: Datadelegate>:Taskdelegate>:@implementation Viewcontroller-(void) Viewdidload {[Super Viewdidload];Nsurlsession *session = [Nsurlsession sharedsession];Session.delegate = self; Cannot directly set delegate is ReadOnlyCan only be created at the beginning of its agentNsurlsession *session = [nsurlsession sessionwithconfiguration: [nsurlsessionconfiguration Defaultsessionconfiguration] Delegate: self delegatequeue:[[nsoperationqueue alloc] init]];Parent protocol, bu
Copy from http://beyondvincent.com/blog/2014/03/17/five-tips-for-using-self-signed-ssl-certificates-with-ios/After iOS7, inhouse installation needs SSL, generally used commercially, do not want to use commercial, you get one, through OpenSSL directly generate self-signed certificate, Golang Server can be used directly, but will prompt illegal, plist installation will failTherefore, you need to get a CA (certification authority), each device can be ins
iOS Development UI article-recommended two easy-to-use Xcode plugins (download link available)Two useful Xcode plugins are recommended and download links are available.First, the plug-in and use as follows:1. Two pluginsPlugins that provide automatic prompting for pictures in your project: Ksimagenamed-xcode-masterProvides quick creation of automatic annotations:
, which is the certificate request response. The CAKEY.PEM used in the commandAnd Cacert.pem are the CA key files and CA root Certificates that are generated above. After completing the CA visa, return the certificate request response along with the CA root certificate to the requester. The requester needs to import the CA root certificate (chain) and the certificate request response intoThe JKS library. The tool used at this time is keytool.Switch to: JDK directoryExecute the following command:
nsarray *documentpaths = Nssearchpathfordirectoriesindomains(nsdocumentdirectory, NSUserDomainMask ,YES); use the C function nssearchpathfordirectoriesindomains to get the full path of the directory in the sandbox. NSString * documentsDirectoryPath = [Nssearchpathfordirectoriesindomains (NSDocumentDirectory, NSUserDomainMask , YES) objectatindex:0];nsstring *ourdocumentpath =[documentpaths Objectatindex:0]; nsstring *sandboxpath = nshomedirectory (); NSString *documentpath = [Sandboxpath stri
This article reprinted to Http://blog.csdn.net/cerastes/article/details/38348599iOS third party library download common git1.FMDBHttps://github.com/ccgus/fmdb2.ASIHTTPRequestHttps://github.com/paytronix/ASIHTTPRequest3.AFNetWorkHttps://github.com/AFNetworking/AFNetworking4.MBProgressHUDHttps://github.com/jdg/MBProgressHUD5.AsyncSocketHttps://github.com/roustem/AsyncSocket6.GDataXMLHttps://github.com/neonichu/GDataXML7.cocos2d-iphoneHttps://github.com/
Cannot install appApp developer, do the program test, retry not yet, repack,Personal, change the DNS of WiFiIn the "Settings" –> "WiFi" –> enter the current WiFi access after clicking next to the exclamation mark, and then click on DNS to delete the original settings 88.8.8 can do it.1) The simplest way is to try to restore the network.Click "Settings" on the Apple phone desktop to find "General" and then click "Restore" –> "restore network Settings" after restarting the phone.2) Reset Access Re
in the first line: equivalent to I/kcolcountRow line: 122 lines: 3,453 lines: 678int row = I/kcolcount;Column: 362 columns: 147int col = I%kcolcount;Algorithm analysis diagramWatch out.Setting the picture and setting the picture is a little different, if the last set to Uiviewcontentmodescaleaspectfit will be beyond the defined border, according to the original pixel size to decorate.Icon.image = [UIImage imagenamed:dict[@ "icon"];Icon.contentmode = Uiviewcontentmodescaleaspectfit;Font settings
to do is compile cmd+b to prevent some frameworks from relying on other frameworks to run. General compilation will appear a lot of warnings, normal.--Most people use the Uiimageview+webcache category to process pictures.The code in the above (3) can be modified directly in the cell assignment method, which is the method provided by the framework:if (v.image) { cell.imageview.image=v.image;} else{ [Cell.imageview setimagewithurl:url placeholderImage:self.placeHolderImg options:0 completed
*filemanager = [Nsfilemanager Defaultmanager]; if ([FileManager Fileexistsatpath:path]) { Nserror *error = nil; Nsdictionary *dict = [FileManager attributesofitematpath:path error:error]; if (dict !error) { fileSize = [Dict fileSize]; } } return fileSize;}The final effect is as follows:Third-party data requests used: afnetworking, everyone should have, here do not introducefollow the daily new technology of Bo Master Weibo: Http://weibo.com/hanjun
IOS custom control-display the ImageView and iosimageview of the download process
Original Blog, reprinted, please indicate the sourceBlog.csdn.net/hello_hwc
The purpose of this series is to provide some ideas. In the Demo process, the readers can learn some ideas about custom controls, so it is not suitable for being too complicated. Of course, this is just a reference. I will upload this control to Githu
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