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What is an initialization block?
...ization blocks.
This code should illustrate the use of them and in which order they are executed:
public class Test {
static int staticVariable;
int nonStaticVariable;
// Static initialization block:
// Runs once (when the class is initialized)
static {
Syste...
Fastest way to serialize and deserialize .NET objects
...st base-64 encode the binary.
[XmlType]
public class CT {
[XmlElement(Order = 1)]
public int Foo { get; set; }
}
[XmlType]
public class TE {
[XmlElement(Order = 1)]
public int Bar { get; set; }
}
[XmlType]
public class TD {
[XmlElement(Order=1)]
public List<CT> CTs { g...
How to get the parents of a Python class?
...
Usefully, this gives you all ancestor classes in the "method resolution order" -- i.e. the order in which the ancestors will be checked when resolving a method (or, actually, any other attribute -- methods and other attributes live in the same namespace in Python, after all;-).
...
What is the difference between bottom-up and top-down?
...nces: {Web: 1,2} {Literature: 5}
Recap
Dynamic programming is all about ordering your computations in a way that avoids recalculating duplicate work. You have a main problem (the root of your tree of subproblems), and subproblems (subtrees). The subproblems typically repeat and overlap.
For exam...
How to Remove Array Element and Then Re-Index Array?
... even if the keys will be reassigned, in the correct answer, the initial order will be kept.
– s3v3n
Apr 29 '11 at 6:35
1
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Iterating over all the keys of a map
...
As a possible gotcha, note that the order of the iteration is undefined. groups.google.com/d/msg/golang-nuts/YfDxpkI34hY/4pktJI2ytusJ
– mna
Sep 22 '12 at 2:18
...
Java : Comparable vs Comparator [duplicate]
...ts Comparable, the compareTo method of the class is defining the "natural" ordering of that object. That method is contractually obligated (though not demanded) to be in line with other methods on that object, such as a 0 should always be returned for objects when the .equals() comparisons return t...
SQLAlchemy versioning cares about class import order
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Does a foreign key automatically create an index?
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Say you have a big table called orders, and a small table called customers. There is a foreign key from an order to a customer. Now if you delete a customer, Sql Server must check that there are no orphan orders; if there are, it raises an error.
To check ...
Object.getOwnPropertyNames vs Object.keys
... least with nodejs) "getOwnPropertyNames" function does not guarantee keys order, that's why I usually use "keys" function :
Object.keys(o).forEach(function(k) {
if (!o.propertyIsEnumerable(k)) return;
// do something...
});
...