Swift学习笔记(一):No such module 'Cocoa'
在xcode中创建一个Playground文件, 进行导包操作 ,import Cocoa 却提示No such module 'Cocoa' 原因是该Playground文件的platform 设置成了iOS,改为OS X 即可 如果进行导包操作 ,import UIKit 却提示No s...
Swift中出现“no such module cocoa”的错误
在Swift开发中,新建了一个UITableViewCell的子类:CustomerUITableViewCell,出现“No such module 'Cocoa' 的错误: 原因很简单:在建立新的File文件的时候,选择的是“OS X”的项目,其实应该选择“iOS”的项目。所以删除错误文件,重...
如何从Cocoa(Mac OS X)访问SQL Server?
As the question says: How to access Microsoft SQL Server 2005 from Cocoa on Mac OS X 10.5? The database driver should be free if possible, paid soluti...
Xcode / Cocoa:“object.property = value”偶尔会失败?有谁能解释一下?
I'm writing a project where a very straightforward assignment is sporadically failing. Fascinated with this result and curious to see what y'all make ...
您如何编写以“Reactive Cocoa”方式获取集合?
The client I'm building is using Reactive Cocoa with Octokit and so far it has been going very well. However now I'm at a point where I want to fetch ...
什么是Objective-C Cocoa的关键窗口?
What is a key window? And what is it used for? I read its used for "key input";but could someone expand on this? An example would be appreciated. 什么是关...
在Cocoa中运行每分钟的函数
I am wondering if there is some way to run a function every minute in Cocoa. I, personally, will be using this for saving content as the user types it...
Reactive Cocoa Tutorial [2] = "百变RACStream";
Reactive Cocoa Tutorial 系列,转载请注明该文源地址 -- by sunny · Overview 在RAC下开发干的最多的事就是建立RACSignal和subscribe RACSignal了,它是RAC的核心所在。本篇介绍了RAC的运作原理和设计思路,从函数式编程形成的R...
将Cocoa Touch纬度/经度转换为不带度数符号的字符串
I'm trying to convert CLLocation latitude / longitude to a string. I can successfully do this with the follow code: 我正在尝试将CLLocation纬度/经度转换为字符串。我可以使用以...
BlocksKit初见:一个支持将delegate转换成block的Cocoa库
简介项目主页: https://github.com/zwaldowski/BlocksKitBlocksKit 是一个开源的框架,对 Cocoa 进行了扩展,将许多需要通过 delegate 调用的方法转换成了 block。在很多情况下,blocks 比 delegate 要方便简单,因为 blo...
如何得到一个NSArray的第x个元素在Cocoa中?
New to Cocoa, and seem to be missing something. 可可是新手,似乎漏掉了什么。 What is the most elegant/idiomatic way to obtain the first x elements of an NSArray as...
如何在Cocoa / Objective-C中将文件编码和解码为Base64
I am currently trying to get a small soap client to work, which includes to send a certificate file within the xml of the request. 我目前正在尝试让一个小型肥皂客户端工作...
在Cocoa中生成一个随机的字母数字字符串
I want to call a method, pass it the length and have it generate a random alphanumeric string. 我想调用一个方法,传递它的长度并让它生成一个随机的字母数字字符串。 Are there any utility...
[深入浅出Cocoa]iOS网络编程之Socket
http://blog.csdn.net/kesalin/article/details/8798039版权声明:本文为博主原创文章,未经博主允许不得转载。 目录(?)[+] [深入浅出Cocoa]iOS网络编程之Socket罗朝辉 (http://blog.csdn.net/kesalin)CC ...
IOS学习笔记-perFormSelector,RunLoop,Debug神器,UIResponder,Cocoa Touch事件处理
1,perFormSelector 当程序中需要一些比较耗时的操作的时候,这时候我们可以开辟多个线程,让子线程去执行比较耗时的操作,主线程继续相应用户的其它操作。比如下载图片等。 1)获取网络图片显示出来的方法: // 1. url, 确定一个网络上的资源路径NSURL *url = [NSURL...
Cocoa:禁用视图中所有控件的最佳方法
In an OS X app, I have various text fields, buttons, and other controls all inside of a scroll view. Is there a way to disable the elements inside the...
如何在Cocoa中创建仅导入文档类型?
There's a file type my application import but not save. I've added an entry to the document types and set it to read-only, but that doesn't yield the ...
cocoa框架 for iOS
1、Cocoa是什么?Cocoa是OS X和 iOS操作系统的程序的运行环境。是什么因素使一个程序成为Cocoa程序呢?不是编程语言,因为在Cocoa开发中你可以使用各种语言;也不是开发工具,你可以在命令行上就可以创建Cocoa程序。Cocoa程序可以这么说,它是由一些对象组成,而这些对象的类最后都...
如何使用Cocoa查找任何给定日期的星期几
I'm trying to figure out what day (i.e. Monday, Friday...) of any given date (i.e. Jun 27th, 2009) 我想弄清楚任何特定日期(即2009年6月27日)的哪一天(即周一,周五......) Thank yo...
obj-c编程15[Cocoa实例01]:一个会发声的随机数生成器
哇!终于到了obj-c编程系列的第15篇喽,一路走过来满不容易的哦!(怎么个意思,这才哪到哪啊!),为了能够更好的练习obj-c在Cocoa框架上的编程,接下来会以N篇Cocoa实例的博文来巩固和记忆前面和新学到的东西啊!这15“章”的第1篇,我用一个简单的mac os x程序来开头吧,使用Xcod...