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Get top n records for each group of grouped results
The following is the simplest possible example, though any solution should be able to scale to however many n top results are needed:
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C# pattern to prevent an event handler hooked twice [duplicate]
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Explicitly implement the event and check the invocation list. You'll also need to check for null:
using System.Linq; // Required for the .Contains call below:
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private EventHandler foo;
public event EventHandler Foo
{
add
{
if (foo == null || !foo....
Dictionary vs Object - which is more efficient and why?
What is more efficient in Python in terms of memory usage and CPU consumption - Dictionary or Object?
8 Answers
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The Definitive C Book Guide and List
This question attempts to collect a community-maintained list of quality books on the c programming language, targeted at various skill levels.
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Who is calling the Java Thread interrupt() method if I'm not?
I've read and re-read Java Concurrency in Practice, I've read several threads here on the subject, I've read the IBM article Dealing with InterruptedException and yet there's something I'm simply not grasping which I think can be broken down into two questions:
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How to increase the Java stack size?
I asked this question to get to know how to increase the runtime call stack size in the JVM. I've got an answer to this, and I've also got many useful answers and comments relevant to how Java handles the situation where a large runtime stack is needed. I've extended my question with the summary of ...
How do I set/unset a cookie with jQuery?
How do I set and unset a cookie using jQuery, for example create a cookie named test and set the value to 1 ?
14 Answers...
How to get the integer value of day of week
How do I get the day of a week in integer format? I know ToString will return only a string.
9 Answers
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How can I see what I am about to push with git?
... --stat --cached [remote/branch]
example:
git diff --stat --cached origin/master
For the code diff of the files to be pushed, run:
git diff [remote repo/branch]
To see full file paths of the files that will change, run:
git diff --numstat [remote repo/branch]
If you want to see these dif...
How to document Ruby code?
Are there certain code conventions when documenting ruby code? For example I have the following code snippet:
7 Answers
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