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Good examples of Not a Functor/Functor/Applicative/Monad?
While explaining to someone what a type class X is I struggle to find good examples of data structures which are exactly X.
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Responding with a JSON object in Node.js (converting object/array to JSON string)
I'm a newb to back-end code and I'm trying to create a function that will respond to me a JSON string. I currently have this from an example
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How can I mock dependencies for unit testing in RequireJS?
...have an AMD module I want to test, but I want to mock out its dependencies instead of loading the actual dependencies. I am using requirejs, and the code for my module looks something like this:
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Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
I am using Entity Framework to populate a grid control. Sometimes when I make updates I get the following error:
45 Answers...
C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
C#操作XML小结C 操作XML小结。一、简单介绍
using System.Xml;
//初始化一个xml实例
XmlDocument xml=new XmlDocument();
//导入指定xml文件
xml.Load(path);
xml.Load(HttpContext.Current.Server.MapPath("~/file/bookstore.xml"));
//指定一个节点
XmlNode root=xml.Se...
JSON Array iteration in Android/Java
I am building an android app that needs to download and synchronise with an online database, I am sending my query from the app to a php page which returns the relevant rows from a database in JSON format.
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Getting an object from an NSSet
If you can't get an object with objectAtIndex: from an NSSet then how do you retrieve objects?
8 Answers
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IISExpress returns a 503 error from remote machines
I'm attempting to test a website I have running in a local IISExpress instance with some other machines / devices on my local network. I am running Win7 Pro.
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How do I resolve the “java.net.BindException: Address already in use: JVM_Bind” error?
In Eclipse, I got this error:
19 Answers
19
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PostgreSQL query to return results as a comma separated list
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SELECT string_agg(id::text, ',') FROM table
Requires PostgreSQL 9.0 but that's not a problem.
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