大约有 31,000 项符合查询结果（耗时：0.0563秒） [XML]
DISTINCT for only one column
...
@Cybernate One complication: My inner SELECT needs a WHERE condition. I'm thinking the row numbers will be assigned to all rows in the table. This syntax is just a little beyond me. Any chance of an update that would guarantee one row with a particular e...
IE8 support for CSS Media Query
...ireD. Yes it is. Because there are people who view web pages with zoom. In my company we format the pages since 4x zoom in 800x600, for accesibility. That makes a screen like 400px width. Media-queries are really useful for that, despite the browser you choose (and IE8 is included).
...
Why should I use Deque over Stack?
I need a Stack data structure for my use case. I should be able to push items into the data structure and I only want to retrieve the last item from the Stack. The JavaDoc for Stack says :
...
How to change the button text of ?
...
Its working perfectly at my end on my FF 41.0.2.You are running in to cross browser compatibility issue please refer to CSS BOX MODEL to minify the issue.
– Code Black
Dec 7 '15 at 17:23
...
How to select all instances of a variable and edit variable name in Sublime
If I select a variable (not just any string) in my code, all other instances of that variable get a stroke (white outline) around them:
...
What is the difference between a field and a property?
...nal way they are accessed by the things that use your class.
public class MyClass
{
// this is a field. It is private to your class and stores the actual data.
private string _myField;
// this is a property. When accessed it uses the underlying field,
// but only exposes the contr...
How to check if an activity is the last one in the activity stack for an application?
...
excellent answer. in my case after the user clicks on a notification the activity might be the root if they closed the application before
– dave o grady
Apr 2 at 21:11
...
jQuery on window resize
.... */ }
if (win.width() >= 1280) { /* ... */ }
});
How do I stop my resize code from executing so often!?
This is the first problem you'll notice when binding to resize. The resize code gets called a LOT when the user is resizing the browser manually, and can feel pretty janky.
To limit ...
Removing the fragment identifier from AngularJS urls (# symbol)
...
I needed to put <base href="/" /> in my index.html <head> section.
– nyxz
Dec 18 '15 at 13:51
|
...
Why is using a wild card with a Java import statement bad?
... are also interfacing with the company's calendaring system, which has com.mycompany.calendar.Event. If you import both using the wildcard method, one of these three things happens:
You have an outright naming conflict between java.awt.Event and com.mycompany.calendar.Event, and so you can't even...