大约有 47,000 项符合查询结果（耗时：0.0537秒） [XML]
HTML5shiv vs Dean Edwards IE7-js vs Modernizr - which to choose?
... fighting in the same space. I'd personally hazard that jQuery won but for now there's no telling which one of these will win this particular fight. I don't think I could recommend dean edwards ie7-js as it mostly deals with just getting IE7 to act like other more intelligent and likable browsers as...
When is localStorage cleared?
...
localStorage is also known as Web Storage, HTML5 Storage, and DOM Storage (these all mean the same thing).
localStorage is similar to sessionStorage, except that data stored in localStorage has no expiration time, while data stored in sessionStor...
Converting strings to floats in a DataFrame
...
NOTE: pd.convert_objects has now been deprecated. You should use pd.Series.astype(float) or pd.to_numeric as described in other
answers.
This is available in 0.11. Forces conversion (or set's to nan)
This will work even when astype will fail; its als...
error: ‘NULL’ was not declared in this scope
...
Now that C++11 is more generally supported by compilers, it might be worth mentioning the nullptr keyword, which is an actual keyword and doesn't require any #includes. It's also more typesafe than NULL.
...
What is a loop invariant?
...be no number such that start <= mid and mid <= end and therefore we know that the statement A[mid] == a must be false. However, as a result the overall logical statement is still true in the null sense. ( In logic the statement if ( false ) then ( something ) is always true. )
Now what abou...
Can javax.persistence.Query.getResultList() return null?
...t it right?
No matter what, I would code defensively and check for null.
Now the big question: should we treat "null" and an empty List as synonymous? This is where the specs should help us, and don't.
My guess is that a null return (if indeed it could happen) would be equivalent to "I didn't un...
How do you disable viewport zooming on Mobile Safari?
...lease notes:
To improve accessibility on websites in Safari, users can now
pinch-to-zoom even when a website sets user-scalable=no in the
viewport.
So as far as I understand, we are sh** out of luck.
share
...
Vim: Delete buffer without losing the split window
...ch is so simple, not requiring and entire script to run it. In my VIMRC, I now have this mapped for CTRL+C: nnoremap <C-c> :bp\|bd #<CR>
– Cloud
Jul 12 '13 at 17:40
...
How can HTML5 “replace” Flash? [closed]
.... Great way to bring us back to 1998. No thanks, I'll stick with Flash for now.
As much as open standards are a worthy goal, I don't see this panning out the way they are saying...
My two cents.
share
|
...
Prevent contenteditable adding on ENTER - Chrome
...lank line(on the top of "Type some stuff"), and press enter. The cursor is now just before the "Type", not on the new blank line.
– Andrew
Dec 6 '13 at 11:23
3
...