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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
...uced a standardized memory model, but what exactly does that mean? And how is it going to affect C++ programming?
8 Answers...
What is the most ridiculous pessimization you've seen? [closed]
We all know that premature optimization is the root of all evil because it leads to unreadable/unmaintainable code. Even worse is pessimization, when someone implements an "optimization" because they think it will be faster, but it ends up being slower, as well as being buggy, unmaintainable, etc...
How is OAuth 2 different from OAuth 1?
...as done an excellent job in explaining the majority of the differences in his article Introducing OAuth 2.0. To summarize, here are the key differences:
More OAuth Flows to allow better support for non-browser based applications. This is a main criticism against OAuth from client applications tha...
How to encrypt String in Java
What I need is to encrypt string which will show up in 2D barcode(PDF-417) so when someone get an idea to scan it will get nothing readable.
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What is the difference between properties and attributes in HTML?
... the browser parses your code, a corresponding DOM node will be created. This node is an object, and therefore it has properties.
For instance, this HTML element:
<input type="text" value="Name:">
has 2 attributes (type and value).
Once the browser parses this code, a HTMLInputElement obj...
std::wstring VS std::string
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string? wstring?
std::string is a basic_string templated on a char, and std::wstring on a wchar_t.
char vs. wchar_t
char is supposed to hold a character, usually an 8-bit character.
wchar_t is supposed to hold a wide character, and then, things get tri...
What is the use of interface constants?
...Putting static members into an interface (and implementing that interface) is a bad practice and there is even a name for it, the Constant Interface Antipattern, see Effective Java, Item 17:
The constant interface pattern is a poor use of interfaces. That a class uses some constants internally i...
What does (x ^ 0x1) != 0 mean?
...x ^ 0x1) inverts bit 0. So the expression effectively means: if bit 0 of x is 0, or any other bit of x is 1, then the expression is true.
Conversely the expression is false if x == 1.
So the test is the same as:
if (x != 1)
and is therefore (arguably) unnecessarily obfuscated.
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What is the most pythonic way to check if an object is a number?
...en an arbitrary python object, what's the best way to determine whether it is a number? Here is is defined as acts like a number in certain circumstances .
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Are arrays passed by value or passed by reference in Java? [duplicate]
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Your question is based on a false premise.
Arrays are not a primitive type in Java, but they are not objects either ... "
In fact, all arrays in Java are objects1. Every Java array type has java.lang.Object as its supertype, and inh...