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Why can't strings be mutable in Java and .NET?
Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
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START_STICKY and START_NOT_STICKY
...ly relevant when the phone runs out of memory and kills the service before it finishes executing. START_STICKY tells the OS to recreate the service after it has enough memory and call onStartCommand() again with a null intent. START_NOT_STICKY tells the OS to not bother recreating the service again...
What is the difference between a field and a property?
...ings that use your class.
public class MyClass
{
// this is a field. It is private to your class and stores the actual data.
private string _myField;
// this is a property. When accessed it uses the underlying field,
// but only exposes the contract, which will not be affected by ...
How to implement a good __hash__ function in python [duplicate]
When implementing a class with multiple properties (like in the toy example below), what is the best way to handle hashing?
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Why doesn't Mockito mock static methods?
... of static methods can cause. But I didn't really get to the bottom of why it is hard to mock static methods.
7 Answers
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Collections.emptyMap() vs new HashMap()
What are some of the situations where I can use Collections.emptyMap() ? The Documentation says I can use this method if I want my collection to be immutable.
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How do I use the conditional operator (? :) in Ruby?
How is the conditional operator ( ? : ) used in Ruby?
7 Answers
7
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JavaScript/jQuery to download file via POST with JSON data
I have a jquery-based single-page webapp. It communicates with a RESTful web service via AJAX calls.
14 Answers
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HTTP response code for POST when resource already exists
...re objects. Those objects are fully constructed at client side, complete with object IDs that are permanent for the whole lifetime of the object.
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Else clause on Python while statement
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The else clause is only executed when your while condition becomes false. If you break out of the loop, or if an exception is raised, it won't be executed.
One way to think about it is as an if/else construct with respect to the condition:
if condition:
handle_true()
e...