大约有 19,000 项符合查询结果（耗时：0.0241秒） [XML]
jQuery Data vs Attr?
...ing the hyphenated key in javascript.
For HTML, keep using the hyphenated form. HTML attributes are supposed to get ASCII-lowercased automatically, so <div data-foobar></div>, <DIV DATA-FOOBAR></DIV>, and <dIv DaTa-FoObAr></DiV> are supposed to be treated as iden...
How does C compute sin() and other math functions?
... system-dependent. Therefore you can find the implementation, for each platform, somewhere in the appropriate subdirectory of sysdeps.
One directory includes an implementation in C, contributed by IBM. Since October 2011, this is the code that actually runs when you call sin() on a typical x86-64 L...
PhpStorm text size
...rm (version 8.0.3 or later) Fonts by
Go to File and then click Settings.
Form Left Side Menu, Select Editor --> General Tab
Check this box under Mouse section Change font size (zoom) with Ctrl_Mouse Wheel (see below pic).
30 Second Demo Here
...
Programmatically Determine a Duration of a Locked Workstation?
...d OnSessionUnlock()
{
Debug.WriteLine("Unlocked...");
}
private void Form1Load(object sender, EventArgs e)
{
WTSRegisterSessionNotification(this.Handle, NotifyForThisSession);
}
// and then when we are done, we should unregister for the notification
// WTSUnRegisterSessionNotification(th...
Changing user agent on urllib2.urlopen
...t('www.example.com', headers={'User-Agent': 'Mozilla/5.0'}). I prefer this form for making just a single request.
– Iain Samuel McLean Elder
Oct 8 '13 at 17:14
...
Perform debounce in React.js
How do you perform debounce in React.js?
34 Answers
34
...
Single vs double quotes in JSON
...nto json with json.dumps, then call json.loads on it when it is in the str form.
– jheld
Apr 9 '16 at 21:10
3
...
How to remove unreferenced blobs from my git repo
...efs/original/ .git/refs/remotes/ .git/*_HEAD .git/logs/
git for-each-ref --format="%(refname)" refs/original/ | xargs -n1 --no-run-if-empty git update-ref -d
You might also need to remove some tags, thanks Zitrax:
git tag | xargs git tag -d
I put all this in a script: git-gc-all-ferocious.
...
Rails: convert UTC DateTime to another time zone
...
I'm using simple_form in Rails 4 and I just added the input field as
<%= f.input :time_zone, :as => :time_zone %>
with the migration
class AddTimeZoneColumnToTextmessage < ActiveRecord::Migration
def change
add_colum...
Java code To convert byte to Hexadecimal
...= new StringBuilder();
for (byte b : bytes) {
sb.append(String.format("%02X ", b));
}
System.out.println(sb.toString());
// prints "FF 00 01 02 03 "
See also
java.util.Formatter syntax
%[flags][width]conversion
Flag '0' - The result will be zero-padded
Width 2
Conver...