大约有 45,000 项符合查询结果(耗时:0.0721秒) [XML]

https://stackoverflow.com/ques... 

setTimeout or setInterval?

... the setTimeout approach, since setTimeout waits 1000ms, runs the function and then sets another timeout. So the wait period is actually a bit more than 1000ms (or a lot more if your function takes a long time to execute). Although one might think that setInterval will execute exactly every 1000ms,...
https://stackoverflow.com/ques... 

Remove everything after a certain character

...hoose everything up to that character? I'm getting the value from an href and up to the "?", and it's always going to be a different amount of characters. ...
https://stackoverflow.com/ques... 

How can I pass parameters to a partial view in mvc 4

... Your question is hard to understand, but if I'm getting the gist, you simply have some value in your main view that you want to access in a partial being rendered in that view. If you just render a partial with just the partial name: @Html.Partial("_SomeP...
https://stackoverflow.com/ques... 

Adding asterisk to required fields in Bootstrap 3

...="id_tos" name="tos" required="required" type="checkbox" /> I have read and agree to the Terms of Service </label> </div> </div> </div> Ok third edit: CSS back to what is was .form-group.required .control-label:after { content:"*"; color:red...
https://stackoverflow.com/ques... 

How do I clone a Django model instance object and save it to the database?

... Just change the primary key of your object and run save(). obj = Foo.objects.get(pk=<some_existing_pk>) obj.pk = None obj.save() If you want auto-generated key, set the new key to None. More on UPDATE/INSERT here. Official docs on copying model instances: h...
https://stackoverflow.com/ques... 

Animated GIF in IE stopping

... not work for me. After some more research I came across this workaround, and it actually does work. Here is the gist of it: function showProgress() { var pb = document.getElementById("progressBar"); pb.innerHTML = '<img src="./progress-bar.gif" width="200" height ="40"/>'; pb.s...
https://stackoverflow.com/ques... 

Coalesce function for PHP?

...en. The improvement over the mentioned ?: operator is, that the ?? also handles undefined variables without throwing an E_NOTICE. share | improve this answer | follow ...
https://stackoverflow.com/ques... 

Testing the type of a DOM element in JavaScript

... if you want to get really creative, you can use a dictionary of tagnames and anonymous closures instead if a switch or if/else. share | improve this answer | follow ...
https://stackoverflow.com/ques... 

how to draw smooth curve through N points using javascript HTML5 canvas?

...nts), but for my purposes (a drawing application), it's good enough for me and visually you can't tell the difference. There is a solution to go through all the sample points, but it is much more complicated (see http://www.cartogrammar.com/blog/actionscript-curves-update/) Here is the the drawing...
https://stackoverflow.com/ques... 

Android 4.3 menu item showAsAction=“always” ignored

I'm using the new v7 appcompat library available starting from Android 4.3 (API level 18). 12 Answers ...