大约有 40,000 项符合查询结果（耗时：0.0650秒） [XML]
What is the mouse down selector in CSS?
...selected link */
a:visited {color:#00FF00;} /* visited link */
See also: http://www.w3.org/TR/selectors/#the-user-action-pseudo-classes-hover-act
share
|
improve this answer
|
...
Are strongly-typed functions as parameters possible in TypeScript?
In TypeScript, I can declare a parameter of a function as a type Function. Is there a "type-safe" way of doing this that I am missing? For example, consider this:
...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
I'm reading some automated weather data from the web. The observations occur every 5 minutes and are compiled into monthly files for each weather station. Once I'm done parsing a file, the DataFrame looks something like this:
...
How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...dation problems using both \n and PHP_EOL when I used the ICS validator at http://severinghaus.org/projects/icv/
I learned I had to use \r\n in order to get it to validate properly, so this was my solution:
function dateToCal($timestamp) {
return date('Ymd\Tgis\Z', $timestamp);
}
function escap...
Sending “User-agent” using Requests library in Python
...ser-agent should be specified as a field in the header.
Here is a list of HTTP header fields, and you'd probably be interested in request-specific fields, which includes User-Agent.
If you're using requests v2.13 and newer
The simplest way to do what you want is to create a dictionary and specify...
What does the 'Z' mean in Unix timestamp '120314170138Z'?
...
Yes. 'Z' stands for Zulu time, which is also GMT and UTC.
From http://en.wikipedia.org/wiki/Coordinated_Universal_Time:
The UTC time zone is sometimes denoted by the letter Z—a reference to
the equivalent nautical time zone (GMT), which has been denoted by a Z
since about 1950....
How to use Checkbox inside Select Option
...re information:
CSS positioning
How to overlay one div over another div
http://www.w3schools.com/css/css_positioning.asp
CSS display property
http://www.w3schools.com/cssref/pr_class_display.asp
share
|
...
Cocoa: What's the difference between the frame and the bounds?
...
|
show 6 more comments
656
...
How do I find out which keystore was used to sign an app?
...so be CERT.RSA, but there should only be one .RSA file).
Then issue this command:
keytool -printcert -file ANDROID_.RSA
You will get certificate fingerprints like this:
MD5: B3:4F:BE:07:AA:78:24:DC:CA:92:36:FF:AE:8C:17:DB
SHA1: 16:59:E7:E3:0C:AA:7A:0D:F2:0D:05:20:12:A8:85:0B:32:C5:4...
Delete an element from a dictionary
...ay misunderstand that dict(d) can give them a copy with 'd'. But it's an incomplete copy. When only doing del keys operations, that's OK. But when you want to do something else to a nested dict, modifying 'r' using that copy method may cause change to the original 'd'. To get an authentic copy, you ...