:@ " Login"]) { *ctl = segue.destinationviewcontroller; // Assign Value = self.userNameTF.text; = self.passWordTF.text; }2. Reverse value (traditional block, protocol agent, Notification Center, single-pass value still works)-(Ibaction) Unwind: (Uistoryboardsegue *) SegueFunction: Called when returning to the previous scene//the method of Uistoryboard in the connection//the method of jumping back is implemented before the connection-(Ibaction) Unwindingsegue:
write:data.bytes maxLength:data.length];4. You should close the stream when it is not needed[Stream Close];```(2) Settings for the network request header (you can set a part of the request download file)"' OBJC1. Set the Request object1.1 Create Request PathNsurl *url = [Nsurl urlwithstring:@ "Http://120.25.226.186:32812/resources/videos/minion_01.mp4"];1.2 Creating a Mutable Request objectNsmutableurlrequest *request = [Nsmutableurlrequest Requestwi
{//Assuming the file already has an append file //1> move to end of file[FP Seektoendoffile];//2> Append Data[FP Writedata:data];//3> Write file[FP CloseFile]; }}#pragma mark-Get network file size- (Long Long) Filesizewithurl: (Nsurl*) url{//default is GetNsmutableurlrequest *request = [Nsmutableurlrequest requestwithurl:url cachepolicy:0Timeoutinterval:ktimeout];//Head header, just returns information about the file resource and does not retur
protocol, the configuration processI said, Baidu a lot, but when the configuration must let them understand, not casually get a self-signed digital certificate can be, Safari is impossible to verify through. So we have to go to a qualified CA agency to apply for a certificate, here is recommended http://www.startssl.com/This can be free to apply for a one-year certificate, of course, there are charges apply.The above 3 points is to make the Enterpris
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Completionhandler:(void(^) (Nsurlresponse*Response,NSData*Data,Nserror*Connectionerror))Handler//Request: Requests to be sent//Queue: General use of the home row, storageHandlerThis task//Handler: This will be called automatically when the request is complete.Block2. UsingnsurlconnectionBasic steps to send a request1>CreateURLNsurl*URL= [Nsurl urlwithstring:@"http://4234324/5345345"];2>CreateRequestnsurlrequest*Request= [nsurlrequest Requestwithurl:url];
iOS Development Web Chapter-File download (two · reasonable)One, side download, side write1. IdeasAppend the downloaded data to the end of the file until all the data has been downloaded.1. When the server is connected, create an empty file into the sandbox Nsfilemanager (file management Class)2. Create a file handle to write data3. After receiving the data retur
use the C # language to synthesize multiple individual PDF files into a PDF and generate a table of contents6. NetEase Blog Links How to use C # language to obtain, NetEase blog particularity;7. How to use the C # language to download the public number articles;8. How to obtain the full text of any one article9. How to use the C # language to get rid of all the tags in HTML for plain text (html2txt)10. How
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 placeholder
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
Upload and download files on the Http server (3) (1)
I. Introduction
The general process has been explained in the first two chapters. When designing an Http server, I designed a four-layer structure. The bottom layer is the network transmission layer, that is, socket programming. The next layer is the Request and Response layer, called Request and Response. The above layer is the URL parsing process direc
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
"; 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
Yesterday according to the Map Library API to do a browse image of the demo, source code in this: https://github.com/beddup/TieTuKuBrowersSummarized as follows:1. Use of afnetworkingThe demo uses the HTTP API to download data with JSON and image, so Afhttpsessionmanager (based on nsurlsession) is used.Afnetworking is very convenient, you can convert the JSON directly to Nsarray/nsdictionary, the image data to UIImage, if the correct good Responseseria
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