大约有 15,000 项符合查询结果（耗时：0.0465秒） [XML]
How to sort in-place using the merge sort algorithm?
...
Knuth left this as an exercise (Vol 3, 5.2.5). There do exist in-place merge sorts. They must be implemented carefully.
First, naive in-place merge such as described here isn't the right solution. It downgrades the performance to O(N2).
The idea ...
append multiple values for one key in a dictionary [duplicate]
... and values for each year. What I want to do is check if the year already exists in a dictionary and if it does, append the value to that list of values for the specific key.
...
How to secure MongoDB with username and password
... answered Feb 2 '11 at 23:54
Alexandru PetrescuAlexandru Petrescu
3,09222 gold badges1919 silver badges2323 bronze badges
...
How can I Remove .DS_Store files from a Git repository?
How can I remove those annoying Mac OS X .DS_Store files from a Git repository?
25 Answers
...
Forward declaration of a typedef in C++
...
In general this is not a useful solution. For example if the typedef names a complex multilevel template type using a forward declaration this way is rather complex and difficult. Not to mention that it might require diving into implementation details hidden in default te...
Dynamic Anonymous type in Razor causes RuntimeBinderException
... .NET framework design decision, in my opinion.
Here is a quick and nice extension to fix this problem i.e. by converting the anonymous object into an ExpandoObject right away.
public static ExpandoObject ToExpando(this object anonymousObject)
{
IDictionary<string, object> anonymousDicti...
Zooming MKMapView to fit annotation pins?
...
You've got it right.
Find your maximum and minimum latitudes and longitudes, apply some simple arithmetic, and use MKCoordinateRegionMake.
For iOS 7 and above, use showAnnotations:animated:, from MKMapView.h:
// Position the map such that the provided arra...
How to write a foreach in SQL Server?
...
SELECT DISTINCT PractitionerId
FROM Practitioner
OPEN MY_CURSOR
FETCH NEXT FROM MY_CURSOR INTO @PractitionerId
WHILE @@FETCH_STATUS = 0
BEGIN
--Do something with Id here
PRINT @PractitionerId
FETCH NEXT FROM MY_CURSOR INTO @PractitionerId
END
CLOSE MY_CURSOR
DEALLOCATE MY_CURSOR
...
Why does git-rebase give me merge conflicts when all I'm doing is squashing commits?
...conflict resolution isn't there when the rebase tries to cherry-pick the next commit, so its patch may not apply. (I believe this is shown as a merge conflict because git cherry-pick can apply the patch by doing a three-way merge between the original commit, the current commit, and the common ancest...
Why do you use typedef when declaring an enum in C++?
...ered Dec 21 '08 at 22:05
Ryan FoxRyan Fox
9,16633 gold badges3333 silver badges4848 bronze badges
...