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Conveniently Declaring Compile-Time Strings in C++
Being able to create and manipulate strings during compile-time in C++ has several useful applications. Although it is possible to create compile-time strings in C++, the process is very cumbersome, as the string needs to be declared as a variadic sequence of characters, e.g.
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What is Node.js? [closed]
... the impedance mismatch between the two programming environments which can communicate data structures via JSON that work the same on both sides of the equation. Duplicate form validation code can be shared between server and client, etc.
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Using getopts to process long and short command line options
I wish to have long and short forms of command line options invoked using my shell script.
32 Answers
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Spring @Transactional - isolation, propagation
...e to answer.
Propagation
Defines how transactions relate to each other. Common options:
Required: Code will always run in a transaction. Creates a new transaction or reuses one if available.
Requires_new: Code will always run in a new transaction. Suspends the current transaction if one exists....
The new syntax “= default” in C++11
... user-defined default constructor with no initialization list and an empty compound statement.
§12.1/6 [class.ctor] A default constructor that is defaulted and not defined as deleted is implicitly defined when it is odr-used to create an object of its class type or when it is explicitly defaulted ...
What are “named tuples” in Python?
... the standard tuple syntax. They can be used similarly to struct or other common record types, except that they are immutable. They were added in Python 2.6 and Python 3.0, although there is a recipe for implementation in Python 2.4.
For example, it is common to represent a point as a tuple (x, y...
What are the rules for evaluation order in Java?
...be perfectly possible to obey the rules of precedence and associativity by compiling this as:
d = D() // these four computations can happen in any order
b = B()
c = C()
a = A()
sum = a + b // these two computations can happen in any order
product = c * d
result = sum + product // this...
How to decide when to use Node.js?
...is just building an application that does not necessarily need user/server communication, developing with other frameworks would be just fine and will take much less time.
– user482594
Sep 27 '11 at 7:03
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How to create a memory leak in Java?
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community wiki
12 revs, 5 users 51%Daniel Pryden
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How do I connect to this localhost from another computer on the same network?
...e to access your symfony website at http://symfony.local/ from 4 different computers (the main one hosting your website, as well as a Mac, a Windows and a Linux distro connected (wireless or not) to the main computer.
General Sketch:
1 Set up a virtual host:
You first need to set up a virtu...