五年了,我等了整整五年
即时通讯下数据粘包、断包处理实例(基于CocoaAsyncSocket)前言 本文旨以实例的方式,使用CocoaAsyncSocket这个框架进行数据封包和拆包。来解决频繁的数据发送下,导致的数据粘包、以及较大数据(例如图片、录音等等)的发送,导...
你好,我这边 pod install 后没有生成 resources 文件夹,是什么问题呢,麻烦解答下哈
iOS-组件化加载图片等资源文件一般组件的核心代码放在Classes目录中,而图片存放于Assets目录下,如图所示,拖动部分图片到Assets中 一、修改Spec(Podfile中未使用use_frame...
我的报错如下,您知道是什么问题吗
Unhandled exception:
Exception: null. The flutter tool cannot access the file or directory.
Please ensure that the SDK and/or project is installed in a location that has read/write permissions for the current user.
#0 throwToolExit (package:flutter_tools/src/base/common.dart:10:3)
#1 _throwFileSystemException (package:flutter_tools/src/base/error_handling_io.dart:749:3)
#2 _handlePosixException (package:flutter_tools/src/base/error_handling_io.dart:697:3)
#3 _runSync (package:flutter_tools/src/base/error_handling_io.dart:568:7)
#4 ErrorHandlingProcessManager.runSync (package:flutter_tools/src/base/error_handling_io.dart:657:12)
#5 _DefaultProcessUtils.runSync (package:flutter_tools/src/base/process.dart:420:51)
flutter doctor 执行报错报错内容 Exception: Flutter failed to create a directory at "/Users/chaiguangpu/.config/flu...