u013767495的专栏

////  TableViewController.m//  atest////  Copyright (c) 2015年 Person. All rights reserved.//#import "TableViewController.h"#define ImageHight 200.0f@interface TableViewController ()UIScroll

淘宝的镜像好像用不了了,换成https也不行查看当前的ruby 镜像gem sources -l移除当前的ruby镜像 gem sources --remove https://ruby.taobao.org/添加一个新的ruby镜像gem sources -a https://gems.ruby-china.org/安装 CocoaPodsudo gem install -n /usr/loca

//登录  [JPUSHService setTags:nil alias:userNmae callbackSelector:@selector(tagsAliasCallback:tags:alias:) object:self];- (void)tagsAliasCallback:(int)iResCode tags:(NSSet*)tags alias:(NSString*)alias {

UINavigationController*navi = [self.storyboard instantiateViewControllerWithIdentifier:@"DetailNavi"];    WishDetailViewController* wishDetail = [navi childViewControllers][0];    wishDetail.isSelf

mySearchBar.backgroundColor = RGBACOLOR(249,249,249,1);    mySearchBar.backgroundImage = [self imageWithColor:[UIColor clearColor] size:mySearchBar.bounds.size];  //取消searchbar背景色- (UIImage *)imageWit

// 将像素point由point所在视图转换到目标视图view中，返回在目标视图view中的像素值- (CGPoint)convertPoint:(CGPoint)point toView:(UIView *)view;// 将像素point从view中转换到当前视图中，返回在当前视图中的像素值- (CGPoint)convertPoint:(CGPoint)point fromView:(UI

+ (BOOL)havePhotoLibraryPermission{    ALAuthorizationStatus author = [ALAssetsLibrary authorizationStatus];    if (author == kCLAuthorizationStatusRestricted || author ==kCLAuthorizationStatusDenied)

+ (UIImage *)createQRCodeFromString:(NSString *)string{    NSData *stringData = [string dataUsingEncoding:NSUTF8StringEncoding];        CIFilter *QRFilter = [CIFilter filterWithName:@"CIQRCodeGene

- (instancetype)initWithCoder:(NSCoder *)coder{    self = [super initWithCoder:coder];    if (self) {        self.layoutMargins  = UIEdgeInsetsZero;        self.separatorInset = UIEdgeInsetsZero;

http://www.cnblogs.com/ios8/p/IOS-UISearchDisplayController.html

[self.navigationControllersetNavigationBarHidden:YES animated:YES];animated 一定要设置成YES,返回的时候这个界面是全屏滑动的

显示隐藏文件 　defaults write com.apple.finder AppleShowAllFiles -bool true 　　如果想恢复隐藏，可以用这个命令： 　　defaults write com.apple.finder AppleShowAllFiles -bool false

做项目的时候发现UIScrollView 回弹有问题,不能回弹到原来的位置,只能到状态栏下面,在此记录下 主要是 iOS11 新增的 contentInsetAdjustmentBehavior 改成下面的就可以了 if (@available(iOS 11.0, *)) { _scrollView.contentInsetAdjustmentBehavior = UIScrol