大约有 30,000 项符合查询结果（耗时：0.0319秒） [XML]
Rails - How to use a Helper Inside a Controller
...> (Rails 4 & 3) (WARNING: this instantiates a new view instance per call)
@template.<helper> (Rails 2)
include helper in a singleton class and then singleton.helper
include the helper in the controller (WARNING: will make all helper methods into controller actions)
...
Can you change a path without reloading the controller in AngularJS?
...s://stackoverflow.com/a/24102139/1751321 contains bug
after path(, false) called - it will break browser navigation back/forward until path(, true) called
share
|
improve this answer
|
...
Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.
...
The assigned identifier must be set manually by the application prior to calling persist:
Post post = new Post();
post.setId(1L);
entityManager.persist(post);
Auto-generated identifiers
An auto-generated identifier requires the @GeneratedValue annotation besides the @Id:
@Id
@GeneratedValue
...
Use numpy array in shared memory for multiprocessing
...le CPU cores is used by default). M is the number of times f() function is called.
– jfs
Jul 16 '18 at 13:08
...
Solving “The ObjectContext instance has been disposed and can no longer be used for operations that
... done with the work at hand. In the case of ASP.NET, a unit of work is typically the HTTP request being handled.
share
|
improve this answer
|
follow
|
...
How to check if a process id (PID) exists
... process is not owned by the running user, you may not have permissions to call kill -0. Better to use ps -p $PID > /dev/null 2>&1, which allows you to see process status, even if you do not have permissions to send a signal.
– mckoss
Apr 1 '12 at 16...
Programmatically Determine a Duration of a Locked Workstation?
... do it. According to this Microsoft article, "There is no function you can call to determine whether the workstation is locked." It must be monitored using the SessionSwitchEventHandler.
– JonathanDavidArndt
Mar 12 at 2:26
...
How do I measure the execution time of JavaScript code with callbacks?
...method that is designed for this. Check out process.hrtime(); .
So, I basically put this at the top of my app.
var start = process.hrtime();
var elapsed_time = function(note){
var precision = 3; // 3 decimal places
var elapsed = process.hrtime(start)[1] / 1000000; // divide by a million t...
How to remove “disabled” attribute using jQuery?
...
Why use prop() when you could use attr()/removeAttr() to do this?
Basically, prop() should be used when getting or setting properties (such as autoplay, checked, disabled and required amongst others).
By using removeAttr(), you are completely removing the disabled attribute itself - while pro...
How to trigger the window resize event in JavaScript?
...trigger on window resize. I want to know how I can trigger the event to be called. For example, when hide a div, I want my trigger function to be called.
...