大约有 30,000 项符合查询结果（耗时：0.0466秒） [XML]
How to get the caret column (not pixels) position in a textarea, in characters, from the start?
...aret in IE (if selection is empty). In this case it returns 0 as start and string length as end (if we use true instead of range && range.parentElement() == el).
– sergzach
Aug 19 '11 at 21:55
...
Difference between HashSet and HashMap?
...HashSet, we store objects(elements or values)
e.g. If we have a HashSet of string elements then it could depict a
set of HashSet elements: {“Hello”, “Hi”, “Bye”, “Run”}
HashSet does not allow duplicate elements that mean you
can not store duplicate values in HashSet.
HashSet permit...
Attach a file from MemoryStream to a MailMessage in C#
... someone out there:-
Here's a simplified snippet for sending an in-memory string as an email attachment (a CSV file in this particular case).
using (var stream = new MemoryStream())
using (var writer = new StreamWriter(stream)) // using UTF-8 encoding by default
using (var mailClient = new Smt...
How can I create a two dimensional array in JavaScript?
...
Can they use things like strings for their keys and values? myArray['Book']['item1'] ?
– Diego
Jun 8 '09 at 19:54
42
...
Get name of object or class
...
And this will return empty string, if used on objects declared through variable: var Foo = function() {};.
– Aleksandr Makov
Feb 26 '14 at 14:56
...
Does SVG support embedding of bitmap images?
...s:xlink="http://www.w3.org/1999/xlink">
...
<image
width="100" height="100"
xlink:href="data:image/png;base64,IMAGE_DATA"
/>
...
</svg>
The svg element attribute xmlns:xlink declares xlink as a namespace prefix and says where the definition is. Th...
Is it possible to remove inline styles with jQuery?
...quote from the docs:
Setting the value of a style property to an empty string — e.g. $('#mydiv').css('color', '') — removes that property from an element if it has already been directly applied, whether in the HTML style attribute, through jQuery's .css() method, or through direct DOM manipu...
How to print a dictionary line by line in Python?
...s function in this module converts a JSON object into a properly formatted string which you can then print.
import json
cars = {'A':{'speed':70, 'color':2},
'B':{'speed':60, 'color':3}}
print(json.dumps(cars, indent = 4))
The output looks like
{
"A": {
"color": 2,
"...
How to get a key in a JavaScript object by its value?
...
I think Converting it to a string would be better to fix type errors just add .toString() like obj[ key ].toString() and to the value if desired...
– CrandellWS
Jan 6 '15 at 20:19
...
jquery.validate.unobtrusive not working with dynamic injected elements
I am working with ASP.Net MVC3 , the easier way to use the client validation would be enabling the jquery.validate.unobtrusive . Everything works fine, for stuff that's right from server.
...