大约有 5,880 项符合查询结果（耗时：0.0233秒） [XML]
Iterate over a Javascript associative array in sorted order
...ote: this does not work in very old browsers not supporting EcmaScript5, notably IE6, 7 and 8. For detailed up-to-date statistics, see this table)
share
|
improve this answer
|
...
Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
...umber, evaluating o + '2' produces '42', a string.
To see how the overview table was generated visit http://jsfiddle.net/1obxuc7m/
share
|
improve this answer
|
follow
...
Mac OS X Terminal: Map option+delete to “backward delete word”
...
See http://www.bigsmoke.us/readline/shortcuts for a nice little reference table.
share
|
improve this answer
|
follow
|
...
How do I modify the URL without reloading the page?
...modify the URL in the address bar client-side. For instance, if you have a table of data with paging, sorting and filtering, and want those things to be Ajax powered, but still update the URL so that the current state of the page is bookmarkable. I can understand the security risks with modifying t...
Removing a list of characters in string
...was changed and now takes 1 parameter instead of 2.
That parameter is a table (can be dictionary) where each key is the Unicode ordinal (int) of the character to find and the value is the replacement (can be either a Unicode ordinal or a string to map the key to).
Here is a usage example:
>&...
How do you kill all current connections to a SQL Server 2005 database?
...the time that you are looping over the active connections new one can be established, and you'll miss those. You could instead use the following approach which does not have this drawback:
-- set your current connection to use master otherwise you might get an error
use master
ALTER DATABASE YourD...
What's the difference between “ ” and “ ”?
...least (as far as I remember, IE7 has the same issue), if you have an empty table element, it will not apply styling, for example borders, to the element, if there is no content, or only white space. So the following will not be rendered with borders:
<td></td>
<td> <td>
Wh...
Create a .csv file with values from a Python list
...mns if each element is a list as well. This is pretty handy for outputting tables.
– whatnick
Oct 7 '14 at 5:22
6
...
How to change a PG column to NULLABLE TRUE?
...
From the fine manual:
ALTER TABLE mytable ALTER COLUMN mycolumn DROP NOT NULL;
There's no need to specify the type when you're just changing the nullability.
share
|
...
Styling HTML email for Gmail
...e block, like so:
<!--[if mso]>
<style type="text/css">
body, table, td, .mobile-text {
font-family: Arial, sans-serif !important;
}
</style>
<xml>
<o:OfficeDocumentSettings>
<o:AllowPNG/>
<o:PixelsPerInch>96</o:PixelsPerInch>
</o:Offic...