IOS

The screenshots are fine when Xcode7. Upgrade to Xcode8 the screenshot has crashed There's no way to use the cell phone screenshots. But the screen size needs to be on the shelves. I saw the Apple development document sorted out. In fact, we just

1. Get Version number: Version of the key in the plist file is "cfbundleshortversionstring", and on the App Store, the number is consistent, build in Plist key is "cfbundleversion", Represents the version number of the build, which should be

1. No cocopod works, generate IPA documents -----------without Cocopod project, generate IPA documents----------------- echo "================= Xcode clean =================" xcodebuild-target "${app_name}.xcodeproj"-scheme "Demo"- Configuration '

Ask anyone, and they will tell you that WWDC2014 is the most exciting memory in recent years. The General Assembly has not released any new hardware, it is an unprecedented software developers feast. Just the release of iOS 8 and OS X Yosemite can

First, using the Uiimagepickercontroller protocol, -(void) Actionsheet: (Uiactionsheet *) Actionsheet Clickedbuttonatindex: (Nsinteger) Buttonindex { if (Buttonindex = = 0) { Uiimagepickercontroller *picker = [[Uiimagepickercontrolleralloc]

turn from: http://blog.csdn.net/sunyuanyang625/article/details/18790733 Today, a friend asked a question, engineering reference to other projects how to achieve, can be modified in the project, explained a long time I know he asked is actually

Project needs to display some content at the top of the TableView, we can easily use Tableheaderview to achieve, but sometimes need to dynamically adjust the height of tableheaderview, we will find that even if the height of the header reset, frame,

1.OpenGL ES version Support Iphone:iphone 3G (including the iphone 3G) version of the device only supports OpenGL Es1.1,iphone 3GS above (including the iphone 3GS) version of the device to support both OpenGL ES1.1 and OpenGL ES2.0. Ipad:ipad all

If your project is the use of code layout, in the code in the face of the layout of the control to make some adjustments, you can not see the effect of changes in real time, each change requires a rerun of the project. By using the Dyci tool, it can

This article and the next series of articles will introduce the use of multimedia, or multimedia, in iOS development. Multimedia multimedia includes three parts of audio audio, video and image images. In iOS there is a special layer, media layer,

proportions 2x = @2xRetina 4 = 568h@2xRetina HD 4.7 = @2xRetina HD 5.5 = @3x iOS icon iphone 6 Plus @3x 180 x 180 iphone 6 && 5 @2x x 4s @2x 11/>ipad && mini2+ @2x 152 x 152 ipad 2

Integrated TensorFlow TensorFlow is Google's Open framework for machine learning, the latest official version 1.0 released, the author played a bit, about the pit has the following: When the entire package is loaded in the GitHub, we need to enter

NSDate now = [NSDate Date]; //Get system time Nscalendar calendar = [[Nscalendar alloc] Initwithcalendaridentifier:nscalendaridentifiergregorian] ; Nsdatecomponents *components = [[Nsdatecomponents alloc] init]; Nsinteger unitflags =

In iOS development, you only need the following steps to realize the effect of clicking the Return key on the keyboard to hide the keyboard. We first said Uitextfield return key to hide the implementation of the keyboard, the next time to say

. h Files @interface shakeviewcontroller:uiviewcontroller { uiaccelerationvalue myaccelerometer[3]; Whether to respond to a shake of the flag BOOL _canshake; In the. m file #define KFILTERINGFACTOR 0.1 #define

The constructor converts the timestamp to a few just/hours ago/a few days ago/a few years ago Createtimestring 13-bit pure digital time stamp for backstage. -(NSString *) Updatetimeforrow: (NSString *) createtimestring {//Get current time stamp 14663

Our company's project needs to involve many cities, most functions are the same, but each city has its own characteristics, the most basic is the app icon and launchimage different, so we should understand ... Use multiple target In fact, there are

1. The question NSString format timestamp = = = "NSDate time stamp = =" Long millisecond time stamp 2. Code NSDateFormatter *dateformatter = [[NSDateFormatter alloc]init]; [Dateformatter setdateformat:@ "Yyyy-mm-dd HH:mm:ss"]; NSDate *logdate =

Get device Address Book information and device address book Directly run the Code: # Import "ViewController. h"   # Import # Import   @ Interface ViewController ()   @ Property (nonatomic, strong) UIButton * btn; @ Property (nonatomic, strong)

Conversion between NSDate, NSString, and timestamp in iOS development, nsdatensstring 1 // convert UTCDate (the World Standard Time) to the standard Date of the local time zone (the time displayed by the clock) 2 // NSDate * date = [NSDate date Date]