大约有 31,100 项符合查询结果（耗时：0.0411秒） [XML]
Running PostgreSQL in memory only
... Postgres. It does not offer an in-process/in-memory engine like HSQLDB or MySQL.
If you want to create a self-contained environment you can put the Postgres binaries into SVN (but it's more than just a single executable).
You will need to run initdb to setup your test database before you can do ...
When should I use the new keyword in C++?
... Of course, you're right. I wasn't really thinking about static data. My bad, of course. :)
– jalf
Mar 17 '09 at 21:06
2
...
Can someone explain the right way to use SBT?
...o include in your project? Do I just pull out a machette and start hacking my way forward? I quite often find projects that include everything and the kitchen sink
For Scala-based dependencies, I would go with what the authors recommend. For instance: http://code.google.com/p/scalaz/#SBT indicates...
What does “Auto packing the repository for optimum performance” mean?
I'm having a problem with my git repo. For the last couple of days whenever I do a push to the server I get this message: "Auto packing the repository for optimum performance", and it does not seem to go away and return the shell.
...
Automatic prune with Git fetch or pull
...
I want this behavior by default in all my git repos. Is there some where I can put this in my .gitconfig to make that happen?
– Andrew
Jun 1 '15 at 20:36
...
Using custom std::set comparator
... };
public:
typedef std::set< T, ftor > t;
};
// usage
bool my_comparison( foo const &l, foo const &r );
set_funcomp< foo, my_comparison >::t boo; // just the way you want it!
Wow, I think that was worth the trouble!
...
Why doesn't Dijkstra's algorithm work for negative weight edges?
...s algorithm yourself on it.
When I refer to Dijkstra’s algorithm in my explanation I will be talking about the Dijkstra's Algorithm as implemented below,
So starting out the values (the distance from the source to the vertex) initially assigned to each vertex are,
We first extract the ve...
SQLAlchemy: Creating vs. Reusing a Session
Just a quick question: SQLAlchemy talks about calling sessionmaker() once but calling the resulting Session() class each time you need to talk to your DB. For me that means the second I would do my first session.add(x) or something similar, I would first do
...
SignalR: Why choose Hub vs. Persistent Connection?
...ence is between Hubs and Persistent Connections I haven't been able to get my head around the next level, which is why would I choose one approach over the other?
...
How do you make a HTTP request with C++?
...>
#include <curlpp/Options.hpp>
// RAII cleanup
curlpp::Cleanup myCleanup;
// Send request and get a result.
// Here I use a shortcut to get it in a string stream ...
std::ostringstream os;
os << curlpp::options::Url(std::string("http://www.wikipedia.org"));
string asAskedInQuest...