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How to declare a type as nullable in TypeScript?
...n have the value null or undefined.
You can make the field optional which is different from nullable.
interface Employee1 {
name: string;
salary: number;
}
var a: Employee1 = { name: 'Bob', salary: 40000 }; // OK
var b: Employee1 = { name: 'Bob' }; // Not OK, you must have 'salary'
var c:...
Subprocess changing directory
...ecute a script inside a subdirectory/superdirectory (I need to be inside this sub/super-directory first). I can't get subprocess to enter my subdirectory:
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“The underlying connection was closed: An unexpected error occurred on a send.” With SSL Certificate
Issue : I get this exception "THE UNDERLYING CONNECTION WAS CLOSED: AN UNEXPECTED ERROR OCCURRED ON A SEND" in my logs and it is breaking our OEM integration with our email marketing system at random times varying from [1hour - 4 hours]
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How do you create different variable names while in a loop? [duplicate]
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'string7': 'Hello',
'string8': 'Hello',
'string9': 'Hello'}
I said this somewhat tongue in check, but really the best way to associate one value with another value is a dictionary. That is what it was designed for!
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Tutorials and libraries for OpenGL-ES games on Android [closed]
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The site you mentioned is very good, but I think the best one I have found is by INsanityDesign. It is a port of the great OpenGL nehe tutorials. This is a great place to start, it gives you source at different levels that you can play with and c...
Why would you ever implement finalize()?
...t kind of bewildering that no one has really made it plain that finalize() is an unreliable way to clean up resources. I saw someone comment that they use it to clean up Connections, which is really scary since the only way to come as close to a guarantee that a Connection is closed is to implement...
Access Enum value using EL with JSTL
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A simple comparison against string works:
<c:when test="${someModel.status == 'OLD'}">
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Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
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This is not an error. This is a warning. The difference is pretty huge. This particular warning basically means that the <Context> element in Tomcat's server.xml contains an unknown attribute source and that Tomcat doesn'...
Google Gson - deserialize list object? (generic type)
I want to transfer a list object via Google Gson, but I don't know how to deserialize generic types.
13 Answers
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Private module methods in Ruby
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I think the best way (and mostly how existing libs are written) to do this is by creating a class within the module that deals with all the logic, and the module just provides a convenient method, e.g.
module GTranslate
class Translator
def perform( text );...