大约有 30,000 项符合查询结果（耗时：0.0540秒） [XML]
Changing image sizes proportionally using CSS?
...nfigure my thumbnail gallery so all the images appear the same height and width. However when I change the Css code to,
9 ...
What is the effect of encoding an image in base64?
...strings. For PNGs you often find repeated "A" chars. Using gzip (sometimes called "deflate"), there might be even a win on size. But it depends on image content.
Request overhead of HTTP1.1: Especially with a lot of cookies you can easily have a few kilobytes overhead per request. Embedding base64 i...
Java regex capturing groups indexes
...
In other regex flavors (PCRE, Perl), they can also be used in sub-routine calls.
You can access the text matched by certain group with Matcher.group(int group). The group numbers can be identified with the rule stated above.
In some regex flavors (PCRE, Perl), there is a branch reset feature whic...
Angularjs $q.all
...no block-level scope to save a reference to that object.
When asynchronous callbacks (success / error) are invoked, they reference only the last deferred object and only it gets resolved, so $q.all is never resolved because it still waits for other deferred objects.
What you need is to create an ano...
Changing the browser zoom level
...ast not without some additional plugins. And in any case I would try to avoid relying on the browser's zoom as the implementations vary (some browsers only zoom the fonts, others zoom the images, too etc). Unless you don't care much about user experience.
If you need a more reliable zoom, then cons...
scrollIntoView Scrolls just too far
...cts like a link, sort of like you'd see on a YouTube playlist next to the video player.
21 Answers
...
How do I verify/check/test/validate my SSH passphrase?
...er passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /tmp/my_key.
Your public key has been saved in /tmp/my_key.pub.
The key fingerprint is:
de:24:1b:64:06:43:ca:76:ba:81:e5:f2:59:3b:81:fe rob@Robs-MacBook-Pro.local
The key's randomart image is:...
Can I split an already split hunk with git?
...ng I could just delete the - characters, and Git complained that my patch didn't apply.
– Ryan Lundy
Jul 29 '11 at 20:18
3
...
How to import data from mongodb to pandas?
..., query={}, host='localhost', port=27017, username=None, password=None, no_id=True):
""" Read from Mongo and Store into DataFrame """
# Connect to MongoDB
db = _connect_mongo(host=host, port=port, username=username, password=password, db=db)
# Make a query to the specific DB and Co...
“x not in y” or “not x in y”
...tical in meaning, but the pycodestyle Python style guide checker (formerly called pep8) prefers the not in operator in rule E713:
E713: test for membership should be not in
See also "Python if x is not None or if not x is None?" for a very similar choice of style.
...