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Retrieve a single file from a repository
...utput through tar to get the file content:
git archive --remote=git://git.foo.com/project.git HEAD:path/to/directory filename | tar -x
Will save a copy of 'filename' from the HEAD of the remote repository in the current directory.
The :path/to/directory part is optional. If excluded, the fetche...
How to format strings in Java
...sing as well.
For example:
int someNumber = 42;
String someString = "foobar";
Object[] args = {new Long(someNumber), someString};
MessageFormat fmt = new MessageFormat("String is \"{1}\", number is {0}.");
System.out.println(fmt.format(args));
A nicer example takes advantage of the varargs a...
Create Django model or update if exists
... update the user object.
Sample use is as follows:
# In both cases, the call will get a person object with matching
# identifier or create one if none exists; if a person is created,
# it will be created with name equal to the value in `name`.
# In this case, if the Person already exists, its exi...
How to redirect to a dynamic login URL in ASP.NET MVC
...o good reason you shouldn't), something at the end of the day is going to call FormsAuthentication.RedirectToLoginPage() which is going to look at the one configured URL. There's only one login URL, ever, and that's just how they designed it.
My stab at the problem (possibly a Rube Goldberg impleme...
What is a method group in C#?
...ng format), etc - hence ToString by itself is a "method group".
It can usually convert a method group to a (typed) delegate by using overload resolution - but not to a string etc; it doesn't make sense.
Once you add parentheses, again; overload resolution kicks in and you have unambiguously identi...
What does the “Just” syntax mean in Haskell?
...
It's actually just a normal data constructor that happens to be defined in the Prelude, which is the standard library that is imported automatically into every module.
What Maybe is, Structurally
The definition looks something like ...
how to provide a swap function for my class?
...found through ADL
// some code ...
swap(lhs, rhs); // unqualified call, uses ADL and finds a fitting 'swap'
// or falls back on 'std::swap'
// more code ...
}
Is the proper way to provide a swap function for your class.
namespace Foo {
class Bar{}; // dummy
void ...
Can you help me understand Moq Callback?
Using Moq and looked at Callback but I have not been able to find a simple example to understand how to use it.
5 Answers...
How to pass argument to Makefile from command line?
...
$(shell echo $(MAKECMDGOALS) | sed 's!^.* $@ !!') to omit all targets before and just consider the following as arguments: make target1 target2 action value1 value2
– Evgeniy Generalov
May 14 '14 at 13:51
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Switch statement fallthrough in C#?
Switch statement fallthrough is one of my personal major reasons for loving switch vs. if/else if constructs. An example is in order here:
...