https://www.cnblogs.com/feng9exe/p/9712059.html

类型系统(type system)是一门编程语言最核心也是最基础的部分。无论该语言基于何种编程范式,都必须在开天辟地之初首先对类型系统作出明确的定义。这是因为,编程语言虽然五花八门,千奇百怪,但是归根结底,编程语言最终的目标,本质上无非是回答两个问题:

  1. 如何表示信息;
  2. 如何处理信息。

类型系统(type system)是一门编程语言最核心也是最基础的部分---编程语言最终的目标,本质上无非是回答两个问题:如何表示信息、如何处理信息的更多相关文章

  1. Beginning Scala study note(8) Scala Type System

    1. Unified Type System Scala has a unified type system, enclosed by the type Any at the top of the h ...

  2. Could not load type 'System.Reflection.AssemblySignatureKeyAttribute' from assembly 'mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c

    错误: Could not load type 'System.Reflection.AssemblySignatureKeyAttribute' from assembly 'mscorlib, V ...

  3. foreach statement cannot operate on variables of type 'System.Web.UI.WebControls.Table' because 'System.Web.UI.WebControls.Table' does not contain a public definition for 'GetEnumerator'

    错误:foreach statement cannot operate on variables of type 'System.Web.UI.WebControls.Table' because ' ...

  4. Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'

    Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, ...

  5. JsonException: Max allowed object depth reached while trying to export from type System.Single

    在进行类转json字符串时,报错JsonException: Max allowed object depth reached while trying to export from type Sys ...

  6. Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute'

    [TypeLoadException: Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from as ...

  7. The Entity Framework provider type 'System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer' registered in the application config file for the ADO.NET provider with invariant name

    可以强迫部署EntityFramework.SqlServer.dll这个文件到输出目录 找到1个老外的帖子,戳这里(本人测试无效,大家有可能试一下..) 解决方案以下: 在EF的上下文代码CS文件( ...

  8. 解决:Could not load type 'System.ServiceModel.Activation.HttpModule' from assemb

    解决:Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceMode ...

  9. (C# Debug)A first chance exception of type 'System.ArgumentException' occurred in System.Data.dll

    Debug 模式下运行程序的时候,Output 窗口出来个错误“A first chance exception of type 'System.ArgumentException' occurred ...

随机推荐

  1. Python——爬取瓜子二手车

    # coding:utf8 # author:Jery # datetime:2019/5/1 5:16 # software:PyCharm # function:爬取瓜子二手车 import re ...

  2. oracle执行update语句卡住不动

    一.问题探究 开发的时候debug到一条update的sql语句时程序就不动了,然后我就在plsql上试了一下,发现plsql一直在显示正在执行,等了好久也不出结果.但是奇怪的是执行其他的select ...

  3. How to Create a Cron Job (Scheduled Task) for Your Website or Blog

    How to Create a Cron Job (Scheduled Task) for Your Website or Blog by Christopher Heng, thesitewizar ...

  4. Ubuntu 12.04 搭建 SAMBA-SWAT(Samba Web 管理工具)

    参考了:http://linux.chinaunix.net/techdoc/net/2007/03/14/952274.shtml,对其进行了部分修改完善. 依次执行 1.sudo apt-get ...

  5. webservice 介绍

    Web service 即web服务,它是一种跨编程语言和跨操作系统平台的远程调用技术即跨平台远程调用技术. l 采用标准SOAP(Simple Object Access Protocol)  协议 ...

  6. centOS7关闭防火墙的命令

    centOS7下关闭防火墙的命令已经改了,如下:      systemctl stop firewalld

  7. VS 连接数据库报错:在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误

    VS报错:在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误.未找到或无法访问服务器.请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接. (provider ...

  8. CSS3 -webkit-transform(元素变换)

    CSS3 -webkit-transform(元素变换)   -webkit-transform:none | 类型 类型:scale:缩放,1为原始大小.scale(x).正数放大,负数缩小.属性值 ...

  9. 机器学习kNN

    from numpy import * import operator def createDataSet(): group = array([[1.0, 1.1], [1.0, 1.0], [0, ...

  10. Hibernate=====HQL实用技术

    Hibernate支持三种查询语言:HQL查询.Criteria查询和原生SQL查询 HQL(hibernate Query Language,hibernate查询语言)是一种面向对象查询语言,其中 ...