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How does Dijkstra's Algorithm and A-Star compare?
...was looking at what the guys in the Mario AI Competition have been doing and some of them have built some pretty neat Mario bots utilizing the A* (A-Star) Pathing Algorithm.
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What is the yield keyword used for in C#?
...uced in C# 2.0. In earlier versions you had to create your own IEnumerable and IEnumerator objects to do stuff like this.
The easiest way understand code like this is to type-in an example, set some breakpoints and see what happens. Try stepping through this example:
public void Consumer()
{
f...
How do you add a timer to a C# console application
... nice, however in order to simulate some time passing we need to run a command that takes some time and that's very clear in second example.
However, the style of using a for loop to do some functionality forever takes a lot of device resources and instead we can use the Garbage Collector to do som...
Branch descriptions in Git
...ig_name;
const char *value;
};
--edit-description::
Open an editor and edit the text to explain what the branch is for, to be used by various other commands (e.g. request-pull).
Note that it won't work for a detached HEAD branch.
That description is used by the script request-pull: see co...
Map and Reduce in .NET
What scenarios would warrant the use of the " Map and Reduce " algorithm?
3 Answers
3
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How to add Active Directory user group as login in SQL Server
...Studio, go to Object Explorer > (your server) > Security > Logins and right-click New Login:
Then in the dialog box that pops up, pick the types of objects you want to see (Groups is disabled by default - check it!) and pick the location where you want to look for your objects (e.g. use ...
Get names of all files from a folder with Ruby
...
You also have the shortcut option of
Dir["/path/to/search/*"]
and if you want to find all Ruby files in any folder or sub-folder:
Dir["/path/to/search/**/*.rb"]
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Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
...xt> element in Tomcat's server.xml contains an unknown attribute source and that Tomcat doesn't know what to do with this attribute and therefore will ignore it.
Eclipse WTP adds a custom attribute source to the project related <Context> element in the server.xml of Tomcat which identifies...
Visual Studio: Is there a way to collapse all items of Solution Explorer?
...y I have a solution with 6 projects that have at least two hundred files and if I try to collapse them one-by-one I will have a hard time.
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How do I remove the first characters of a specific column in a table?
... of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 .
I want to remove first 4 chars from my table for all records
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