'String' does not conform to protocol 'CollectionType' Error in Swift 2.0

如下是报错需要修改的源码: // if count(currentPassword) < 6 || count(newPassword) < 6 || count(confirmPassword) < 6 { // var failAlertView = UIAlertView(title: Localized.ACCOUNT_HINT_PASSWORD , message: nil, delegate: self, cancelButtonTitle: Localized.DIALOG…

oracle plsql 无法连接报 ORA-12560: TNS:protocol adapter error

ORA-12560: TNS:protocol adapter error 添加一个环境变量,名为TNS_ADMIN,值为 tnsnames.ora 文件所在路径.比如我的本机为:D:/instantclient_11_2/network/admin…

A const field of a reference type other than string can only be initialized with null Error [duplicate]

I'm trying to create a 2D array to store some values that don't change like this. const int[,] hiveIndices = new int[,] { {200,362},{250,370},{213,410} , {400,330} , {380,282} , {437, 295} , {325, 405} , {379,413} ,{343,453} , {450,382},{510,395},{46…

Oracle ORA-03137: TTC protocol internal error : [12333] 故障分析

程序通过JDBC 连接数据库异常,报 ORA-03137[12333]的错误. 当前程序的JDBC 驱动版本:ojdbc16-11.2.0.1.0.jar 数据库版本: 11.2.0.3 一. Log 信息 1.1 alert log TNS-12637: Packet receive failed ns secondary err code: 12532 nt main err code: 0 nt secondary err code: 0 nt OS err code: 0 opiodr…

启动监听报错：TNS-12537: TNS:connection closed TNS-12560: TNS:protocol adapter error TNS-00507: Connection closed Linux Error: 29: Illegal seek

启动监听程序报错: 说明:在rhel5.8上安装完成oracle11g数据库后,使用netca创建完监听,启动监听时报错.还未使用dbca创建实例. [oracle@rusky-oracle11g ~]$ lsnrctl start LSNRCTL :: Copyright (c) , , Oracle. All rights reserved. Starting /u01/app/oracle/product/11.2.0.1/db_1/bin/tnslsnr: please wait...…

TNS-12541: TNS:no listener TNS-12560: TNS:protocol adapter error TNS-00511: No listener Linux Error:

今天是2014-06-17.遇到一个很奇怪的问题,可能之前測试改动监听的原因,导致监听启动后自己主动关闭,特此记录一下整个处理过程, 监听配置文件信息例如以下: [oracle@dg1 admin]$ more listener.ora # listener.ora Network Configuration File: /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora # Generated by Oracle…

Type '' cannot conform to protocol '' because it has requirements that cannot be satisfied

我有一个Objective-C协议,我试图在Swift类中实现.例如: @class AnObjcClass; @protocol ObjcProtocol <NSObject> - (void)somethingWithAnArgument:(AnObjcClass *)arg; @end 当我尝试在这样的Swift类中符合它时: @objc class SwiftClass: NSObject, ObjcProtocol { // ... } 我得到以下可怕的编译器错误: Type ''…

ORA-12560: TNS:protocol adapter error

C:\Users\dong>sqlplus/nolog SQL*Plus: Release 11.2.0.1.0 Production on Mon Nov 19 14:12:51 2018 Copyright (c) 1982, 2010, Oracle. All rights reserved. SQL> conn / as sysdbaERROR:ORA-12560: TNS:protocol adapter error SQL> 更改windows环境变量,服务端路径载前客户端路…

TNS-12557: TNS:protocol adapter not loadable TNS-12560: TNS:protocol adapter error

Description: Oracle 10.2 on hpux 11.23 PA. When i try to start listener i go the next errors: Error listening on: (ADDRESS=(PROTOCOL=ipc)(PARTIAL=yes)(QUEUESIZE=1))No longer listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=pav2qa2)(PORT=1521))…

type 'simple Class' does not conform to protocol 'Example Protocol'错误

在看swift教程中"接口和扩展"这小部分. 在编写时提示"type 'simple Class' does not conform to protocol 'Example Protocol'"的错误.原因是simpleClass没有全然实现protocol中定义的方法. 检查了下代码,原来是自己把方法名给写错了. mutating 仅仅针对 struct 和 enum .…

应用人员反馈报错，ORA-03137: TTC protocol internal error : [12333]

一.报错现象应用人员反馈连接不上数据库,连接报错. 我们使用PLSQL发现可以连接数据库,但是数据库DB Alert存在如下报错信息 DB AlertFri Oct :: Errors ): ORA-: TTC protocol ] [] [] [] [] [] [] [] Fri Oct :: Sweep [inc][]: completed DB Trace Dump file d:\app\admin\diag\rdbms\orcl\orcl\incident\incdir_597001…

sqlplus 连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0

sqlplus 连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0 问题描述: 使用sqlplus客户端登录数据库,报错SP2-0642,而使用其它方式plsql或者tnsnames等方式连接数据库均没有问题 [oracle@test2 ~]$ sqlplus adt/passwd@192.168.112.235:1521/srv_test1 SQL*Plus: Release 10.2.0.1.0 - Produ…

error: <class 'xml.parsers.expat.ExpatError'>, syntax error: line 1, column 0: file: /usr/local/lib/python2.7/xmlrpclib.py line: 557

当linux设备上开启sonar6.2时, supervisorctl status报如下错误: error: <class 'xml.parsers.expat.ExpatError'>, syntax error: line 1, column 0: file: /usr/local/lib/python2.7/xmlrpclib.py line: 557 关闭sonar6.2时,报如下错误: error: <class 'socket.error'>, [Errno 113]…

07 oracle 归档模式 inactive/current redo log损坏修复--以及错误ORA-00600: internal error code, arguments: [2663], [0], [9710724], [0], [9711142], [], [], [], [], [], [], []

07 oracle 归档模式 inactive/current redo log损坏修复--以及错误ORA-00600: internal error code, arguments: [2663], [0], [9710724], [0], [9711142], [], [], [], [], [], [], [] --环境: SQL*Plus: Release 11.2.0.4.0 Production CentOS release 6.5 (Final) 单实例/归档模式 1 Inacti…

sqlplus连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0解决

sqlplus连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0解决 sqlplus 连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0 问题描述: 使用sqlplus客户端登录数据库,报错SP2-0642,而使用其它方式plsql或者tnsnames等方式连接数据库均没有问题 [plain] [oracle@test2 ~]$ sq…

[ios] 定位报错Error Domain=kCLErrorDomain Code=0 "The operation couldn’t be completed. (kCLErrorDomain error 0.)"

Error Domain=kCLErrorDomain Code=0 "The operation couldn’t be completed. (kCLErrorDomain error 0.)" 输出了这个erro 其实是模拟器故障,把模拟器退出了,然后重新run一下就好了…

IOS8解决获取位置坐标信息出错（Error Domain=kCLErrorDomain Code=0）(转)

标题:IOS8解决获取位置坐标信息出错(Error Domain=kCLErrorDomain Code=0) 前几天解决了在ios8上无法使用地址位置服务的问题,最近在模拟器上调试发现获取位置坐标信息的时候会报错,错误信息: didFailWithError: Error Domain=kCLErrorDomain Code=0 “The operation couldn’t be completed. (kCLErrorDomain error 0.)”. 出错原因是xcode里面的proj…

IOS8解决获取位置坐标信息出错（Error Domain=kCLErrorDomain Code=0）

最近在模拟器上调试发现获取位置坐标信息的时候会报错,错误信息: didFailWithError: Error Domain=kCLErrorDomain Code=0 “The operation couldn’t be completed. (kCLErrorDomain error 0.)”. 出错原因是xcode里面的project-->scheme-->edit scheme-->options-->core location-->allow location si…

iOS -Swift 3.0 -String(字符串常规用法)

// // ViewController.swift // Swift-String // // Created by luorende on 16/9/10. // Copyright © 2016年 luorende. All rights reserved. // import UIKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() // Do any…

caffe 训练时，出现错误：Check failed: error == cudaSuccess (4 vs. 0) unspecified launch failure

I0415 15:03:37.603461 27311 solver.cpp:42] Solver scaffolding done.I0415 15:03:37.603549 27311 solver.cpp:247] Solving AlexNetI0415 15:03:37.603559 27311 solver.cpp:248] Learning Rate Policy: stepI0415 15:03:37.749981 27311 solver.cpp:214] Iteration…

Error Domain=kCLErrorDomain Code=0 "The operation couldn’t be completed.

地图定位错误:使用CoreLocation获取地理位置信息,报错 Error Domain=kCLErrorDomain Code=0 "The operation couldn’t be completed. (kCLErrorDomain error 0.)" 解决方法: 1.确定模拟器(手机)已经联网并且允许程序获取地理位置 2.重置地理位置服务或者网络服务 PS:如果是模拟器就果断直接重置模拟器吧 IOS Simulator - Reset Content and Se…

（python走过的坑）OpenCV中错误opencv-3.3.1\modules\highgui\src\window.cpp:339: error: (-215) size.width>0 && size.height>0 in function cv::imshow

第一次在python中使用OpenCV(cv2),运行时报错opencv-3.3.1\modules\highgui\src\window.cpp:339: error: (-215) size.width>0 && size.height>0 in function cv::imshow 源码如下: import cv2 img = cv2.imread('路.jpg') cv2.namedWindow("w") cv2.imshow('w',img) c…

nuxt npm run dev 报错Solution to the "Error: listen EADDRINUSE 127.0.0.1:8080"

Solution to the "Error: listen EADDRINUSE 127.0.0.1:8080" Hello, Just sharing a solution to the errors below, when you run "npm start" and a port is already in use: Error: listen EADDRINUSE 127.0.0.1:8080" (or EADDRINUSE 127.0.0.1…

mongodb 遇到的问题一 Error: connect ECONNREFUSED 127.0.0.1:27017

node配合mongodb是配置完成后,访问时出现 Error: connect ECONNREFUSED 127.0.0.1:27017,的报错原因在于你的mongodb数据库没开, node下的解决方法,mongod开启即可以下是我查到的链接: https://cnodejs.org/topic/5646b746c5dcc06702210adf https://stackoverflow.com/questions/36400233/connect-econnrefused-127-0-…

目标检测faster rcnn error == cudaSuccess (2 vs. 0) out of memory

想尝试更深更强的网络,或者自己写了一个费显存的层,发现1080 ti的11G显存不够用了,老师报显存不够怎么办? Check failed: error == cudaSuccess (2 vs. 0) out of memory 调小batch_size的大小. 怎么调呢? 调这个文件: experiments/cfgs/faster_rcnn_end2end.yml EXP_DIR: faster_rcnn_end2endTRAIN: HAS_RPN: True IMS_PER_BATC…

NuGet Install-Package报错解决Package Manager Console error - PowerShell version 2.0 is not supported. Please upgrade PowerShell to 3.0 or greater and restart Visual Studio.

问题: Package Manager Console error - PowerShell version 2.0 is not supported. Please upgrade PowerShell to 3.0 or greater and restart Visual Studio. 操作系统为WIN7,从内容看,需要将PowerShell升级到3.0及以上版本才可以,经过查找,发现需要通过升级Windows Management Framework版本来升级PowerShell,下面…

运行gunicorn失败：[ERROR] Connection in use: ('0.0.0.0', 8000)

参考:https://pdf-lib.org/Home/Details/5262 执行命令:gunicorn -w 4 -b 0.0.0.0:8000 wsgi:app,遇到如下错误: [2019-01-10 17:17:13 +0800] [31665] [INFO] Starting gunicorn 19.9.0[2019-01-10 17:17:13 +0800] [31665] [ERROR] Connection in use: ('0.0.0.0', 8000)[2019-01-1…