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C#: Abstract classes need to implement interfaces?
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In C#, a class that implements an interface is required to define all members of that interface. In the case of an abstract class, you simply define those members with the abstract keyword:
interface IFoo
{
void Bar();
}
abstract class Foo : IFoo
{
public abstract void Bar();
}
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What's the best way to store a group of constants that my program uses? [closed]
...way to store them? I don't think I want an Enum , because the data is not all the same type, and I want to manually set each value. Should I just store them all in an empty class? Or is there a better way?
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When should a class be Comparable and/or Comparator?
... Comparable means "I can compare myself with another object." This is typically useful when there's a single natural default comparison.
Implementing Comparator means "I can compare two other objects." This is typically useful when there are multiple ways of comparing two instances of a type - e.g....
How can I find out what FOREIGN KEY constraint references a table in SQL Server?
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This gives me a lot of info in the smallest number of lines of code
– Rennish Joseph
Jul 30 '15 at 19:21
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Can I create more than one repository for github pages?
...tion, including options for using custom domain names.
(since April 2013, all username.github.com are now username.github.io)
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How can I preview a merge in git?
...won't have any merged code or merge conflicts in your branch.
This is basically a dry-run.
Strategy 2: When you definitely want to merge, but only if there aren't conflicts
git checkout mybranch
git merge some-other-branch
If git reports conflicts (and ONLY IF THERE ARE conflicts) you can then do:
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
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Can I use mstest.exe without installing Visual Studio?
...se mstest.exe to run my unit test on build server, but I don't want to install Visual Studio on the build server. Can I just install MSTest without Visual Studio?
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Set cookie and get cookie with JavaScript [duplicate]
...okie = name +'=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
}
Now, calling functions
setCookie('ppkcookie','testcookie',7);
var x = getCookie('ppkcookie');
if (x) {
[do something with x]
}
Source - http://www.quirksmode.org/js/cookies.html
They updated the page today so everything in th...
Looking for jQuery find(..) method that includes the current node
...it starts with the children of the current node. What is the best way to call a find operation that includes the current node in its matching algorithm? Looking through the docs nothing immediately jumps out at me.
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