大约有 43,000 项符合查询结果(耗时:0.0405秒) [XML]

https://stackoverflow.com/ques... 

Can I apply the required attribute to fields in HTML5?

How can I check if a user has selected something from a <select> field in HTML5? 13 Answers ...
https://stackoverflow.com/ques... 

How to check if an option is selected?

... UPDATE A more direct jQuery method to the option selected would be: var selected_option = $('#mySelectBox option:selected'); Answering the question .is(':selected') is what you are looking for: $('#mySelectBox option').each(function() { if($(this).is(':selected')) ....
https://stackoverflow.com/ques... 

Vim: faster way to select blocks of text in visual mode

I have been using vim for quite some time and am aware that selecting blocks of text in visual mode is as simple as SHIFT + V and moving the arrow key up or down line-by-line until I reach the end of the block of text that I want selected. ...
https://stackoverflow.com/ques... 

set the width of select2 input (through Angular-ui directive)

I have problem making this plunkr (select2 + angulat-ui) work. 11 Answers 11 ...
https://stackoverflow.com/ques... 

What are the differences between Chosen and Select2?

Chosen and Select2 are the two more popular libraries for extending selectboxes. 11 Answers ...
https://stackoverflow.com/ques... 

How do I style a dropdown with only CSS?

Is there a CSS-only way to style a <select> dropdown? 24 Answers 24 ...
https://stackoverflow.com/ques... 

Select random row from a sqlite table

... Have a look at Selecting a Random Row from an SQLite Table SELECT * FROM table ORDER BY RANDOM() LIMIT 1; share | improve this answer ...
https://stackoverflow.com/ques... 

Delete all data in SQL Server database

...stem stored procs */ DECLARE @name VARCHAR(128) DECLARE @SQL VARCHAR(254) SELECT @name = (SELECT TOP 1 [name] FROM sysobjects WHERE [type] = 'P' AND category = 0 ORDER BY [name]) WHILE @name is not null BEGIN SELECT @SQL = 'DROP PROCEDURE [dbo].[' + RTRIM(@name) +']' EXEC (@SQL) PRINT ...
https://stackoverflow.com/ques... 

Check if an element is present in an array [duplicate]

... !==-1 [extra chars] – Francisc Aug 7 '13 at 12:22 3 ...
https://stackoverflow.com/ques... 

List of Timezone ID's for use with FindTimeZoneById() in C#?

... And if you'd like a HTML select with the Windows time zones in: <select> <option value="Morocco Standard Time">(GMT) Casablanca</option> <option value="GMT Standard Time">(GMT) Greenwich Mean Time : Dublin, Edinburgh, Lisbon,...