大约有 44,000 项符合查询结果（耗时：0.0637秒） [XML]
How to call a method defined in an AngularJS directive?
...oller $scope as the directive, just define function updateMap on $scope inside the link function. Your controller can then call that function when the action button is clicked.
<div ng-controller="MyCtrl">
<map></map>
<button ng-click="updateMap()">call updateMap()&...
What is data oriented design?
...is:
class Ball {
Point position;
Color color;
double radius;
void draw();
};
And then you would create a collection of balls like this:
vector<Ball> balls;
Data Oriented Approach
In Data Oriented Design, however, you are more likely to write the code like this:
class Balls {...
In HTML5, should the main navigation be inside or outside the element?
In HTML5, I know that <nav> can be used either inside or outside the page's masthead <header> element. For websites having both secondary and main navigation, it seems common to include the secondary navigation as a <nav> element inside the masthead <header> element ...
Setting an object to null vs Dispose()
...ou generally want to release them as soon as you can. You should implement IDisposable whenever your type "owns" an unmanaged resource, either directly (usually via an IntPtr) or indirectly (e.g. via a Stream, a SqlConnection etc).
Garbage collection itself is only about memory - with one little tw...
Should I compile release builds with debug info as “full” or “pdb-only”?
...n't true. You can build with pdb-only and still attach a debugger. I just did it just to be sure.
– Mark
Aug 28 '15 at 18:49
...
Conditional Variable vs Semaphore
...emaphores and condition variables build on top of the mutual exclusion provide by locks and are used for providing synchronized access to shared resources. They can be used for similar purposes.
A condition variable is generally used to avoid busy waiting (looping repeatedly while checking a con...
What is the difference between Non-Repeatable Read and Phantom Read?
...
and
A phantom read occurs when, in the course of a transaction, two identical queries are executed, and the collection of rows returned by the second query is different from the first.
Simple examples:
User A runs the same query twice.
In between, User B runs a transaction and commits.
N...
What is the difference between Ruby 1.8 and Ruby 1.9
...
Sam Ruby has a cool slideshow that outline the differences.
In the interest of bringing this information inline for easier reference, and in case the link goes dead in the abstract future, here's an overview of Sam's slides. The slideshow is less...
What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
...ds CrudRepository.
Their main functions are:
CrudRepository mainly provides CRUD functions.
PagingAndSortingRepository provides methods to do pagination and sorting records.
JpaRepository provides some JPA-related methods such as flushing the persistence context and deleting records in a batch.
...
User Authentication in ASP.NET Web API
...o concepts:
Authentication is the mechanism whereby systems may securely identify their users. Authentication systems provide an answers to the questions:
Who is the user?
Is the user really who he/she represents himself to be?
Authorization is the mechanism by which a system determines what le...