大约有 30,000 项符合查询结果（耗时：0.0330秒） [XML]
CSS3 Spin Animation
...n IE11 there's no need for -ms/-moz/-webkit prefix.
Here's a shorter code (based on previous answers):
div {
margin: 20px;
width: 100px;
height: 100px;
background: #f00;
/* The animation part: */
animation-name: spin;
animation-duration: 4000ms;
animation-iteration-...
Using variables inside a bash heredoc
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Changing website favicon dynamically
...a, and Chrome (unlike every other answer posted here). Here is a different demo of code that works in IE11 too. The following example might not work in Safari or Internet Explorer.
/*!
* Dynamically changing favicons with JavaScript
* Works in all A-grade browsers except Safari and Internet Explo...
Can you create nested WITH clauses for Common Table Expressions?
...s a recursive query:
WITH y
AS
(
SELECT x, y, z
FROM MyTable
WHERE [base_condition]
UNION ALL
SELECT x, y, z
FROM MyTable M
INNER JOIN y ON M.[some_other_condition] = y.[some_other_condition]
)
SELECT *
FROM y
You may not need this functionality. I've done the following just to o...
Javascript equivalent of Python's zip function
... efficient way of merging [1,2] and [7,8] into [[1,7], [2,8]]
Note: the base types such as false and undefined do not posess a prototypal object-hierarchy and thus do not expose a toString function. Hence these are shown as empty in the output.
As parseInt's second argument is the base/number rad...
Strange \n in base64 encoded string in Ruby
The inbuilt Base64 library in Ruby is adding some '\n's. I'm unable to find out the reason. For this special example:
6 Ans...
Why does base64 encoding require padding if the input length is not divisible by 3?
What is the purpose of padding in base64 encoding. The following is the extract from wikipedia:
3 Answers
...
How to insert text into the textarea at the current cursor position?
...
I made a demo on JSFiddle. It also works using Version 54.0.2813.0 canary (64-bit), which is basically Chrome Canary 54.0.2813.0. Finally, if you want it to insert into the text box by ID, use document.getElementById('insertyourIDhere...
Using the HTML5 “required” attribute for a group of checkboxes?
...d').length > 0
which returns true if at least one element is checked.
Based on that, you can implement your validation check.
share
|
improve this answer
|
follow
...
How do I check/uncheck all checkboxes with a button using jQuery?
...
@MichalSkop This code selects or deselects based on whether the #checkAll is checked or not. If you want to uncheck all then you can just use the value false like this $("input:checkbox").prop('checked', false);
– Richard Garside
...