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Java Ordered Map
In Java, Is there an object that acts like a Map for storing and accessing key/value pairs, but can return an ordered list of keys and an ordered list of values, such that the key and value lists are in the same order?
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JavaScript inheritance: Object.create vs new
...like
function SomeBaseClass(){
this.publicProperty='SomeValue';
}
and if you use it like
var obj=new MyClass();
console.log(obj.publicProperty); // undefined
console.log(obj);
The obj object won't have publicProperty property like in this example.
Your second example
MyClass.prot...
How to get current moment in ISO 8601 format with date, hour, and minute?
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@Joachim The negative side of this "standard" approach is that I have to have many instances of "yyyy-MM-dd'T'HH:mmZ" in my application, every time I need an ISO-8601 formatted date. With JodaTime, as I see, I can use a pre-defined formatter ISODateTimeFormat, wh...
How do I grep recursively?
How do I recursively grep all directories and subdirectories?
25 Answers
25
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Extract digits from a string in Java
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You can use regex and delete non-digits.
str = str.replaceAll("\\D+","");
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std::unique_ptr with an incomplete type won't compile
...l is complete
};
because otherwise the compiler generates a default one, and it needs a complete declaration of foo::impl for this.
If you have template constructors, then you're screwed, even if you don't construct the impl_ member:
template <typename T>
foo::foo(T bar)
{
// Here the...
Polymorphism vs Overriding vs Overloading
...is not definable for Humans. It is only definable for the subclasses Male and Female. Also, Human is an abstract concept — You cannot create a human that is neither Male nor Female. It’s got to be one or the other.
So we defer the implementation by using the abstract class.
public class Mal...
Python “SyntaxError: Non-ASCII character '\xe2' in file”
I am writing some python code and I am receiving the error message as in the title, from searching this has to do with the character set.
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How to create materialized views in SQL Server?
I am going to design a DW and I heard about materialized views. Actually I want to create a view and it should update automatically when base tables are changed. Can anyone explain with an query example..
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Share variables between files in Node.js?
... The OP is asking whether a variable can be defined in the main.js, and then used in module.js. I have the same requirement to define paths that are used over and over again.
– designermonkey
Apr 29 '14 at 14:00
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