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How are strings passed in .NET?
...passed by reference. This is a subtle, but very important distinction. Consider the following code:
void DoSomething(string strLocal)
{
strLocal = "local";
}
void Main()
{
string strMain = "main";
DoSomething(strMain);
Console.WriteLine(strMain); // What gets printed?
}
There are th...
Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
I work on C++ projects, and I went through Alex Ott's guide to CEDET and other threads about tags in StackOverflow, but I am still confused about how Emacs interfaces with these different tag systems to facilitate autocompletion, the looking up of definitions, navigation of source code base or the...
Regular expressions in C: examples?
...es of how to use regular expressions in ANSI C. man regex.h does not provide that much help.
5 Answers
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What are type lambdas in Scala and what are their benefits?
...uite a bit of the time when you are working with higher-kinded types.
Consider a simple example of defining a monad for the right projection of Either[A, B]. The monad typeclass looks like this:
trait Monad[M[_]] {
def point[A](a: A): M[A]
def bind[A, B](m: M[A])(f: A => M[B]): M[B]
}
Now...
Catching an exception while using a Python 'with' statement
...manager and those in the body of the with statement, so it may not be a valid solution for all use cases.
– ncoghlan
Mar 6 '11 at 5:14
...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...ther posts on tracking down the reasons for getting a SIGSEGV in an Android app. I plan to scour my app for possible NullPointers related to Canvas use, but my SIGSEGV barfs up a different memory address each time. Plus I've seen code=1 and code=2 . If the memory address was 0x00000000 , I'd...
What is the meaning of “non temporal” memory accesses in x86
...f the writes ineffective.
For this and similar situations, processors provide support for non-temporal write operations. Non-temporal in this context means the data will not be reused soon, so there is no reason to cache it. These non-temporal write operations do not read a cache line and then modi...
multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of
...e 5 nodes in output layer.But what is the criteria for choosing number of hidden layer in a MLP and how many neural nodes in 1 hidden layer?
...
Javascript object Vs JSON
...
Is the key/property name valid both with/without quotes ?
The only time you need to enclose a key in quotes when using Object Literal notation is where the key contains a special character (if, :, - etc). It is worth noting that a key in JSON must be ...
Git submodule update
...try in the parent repo index), and you will need to add, commit and push said references from the main repo.
Next time you will clone that parent repo, it will populate the submodules to reflect those new SHA1 references.
The rest of this answer details the classic submodule feature (reference to a...