大约有 31,840 项符合查询结果（耗时：0.0333秒） [XML]
What does the clearfix class do in css? [duplicate]
...fix, but it got its name from the version that's commonly being used - the one that uses the CSS property clear.
Examples
Here are several ways to do clearfix , depending on the browser and use case. One only needs to know how to use the clear property in CSS and how floats render in each browser ...
Regex to match a digit two or four times
...igits, and optionally two more
(?:\d{2}){1,2} <-- two digits, times one or two
share
|
improve this answer
|
follow
|
...
Django ManyToMany filter()
...many examples of FOO__in=... style filters in the many-to-many and many-to-one tests. Here is syntax for your specific problem:
users_in_1zone = User.objects.filter(zones__id=<id1>)
# same thing but using in
users_in_1zone = User.objects.filter(zones__in=[<id1>])
# filtering on a few...
How do I remove a substring from the end of a string in Python?
...hink that the first example, with the endswith() test, would be the better one; the regex one would involve some performance penalty (parsing the regex, etc.). I wouldn't go with the rsplit() one, but that's because I don't know what you're exactly trying to achieve. I figure it's removing the .com ...
How to read integer value from the standard input in Java
...
If you are using Java 6, you can use the following oneliner to read an integer from console:
int n = Integer.parseInt(System.console().readLine());
share
|
improve this ans...
Test a weekly cron job [closed]
...un the following as root:
run-parts -v /etc/cron.weekly
... or the next one if you receive the "Not a directory: -v" error:
run-parts /etc/cron.weekly -v
Option -v prints the script names before they are run.
share
...
Insert multiple rows WITHOUT repeating the “INSERT INTO …” part of the statement?
I know I've done this before years ago, but I can't remember the syntax, and I can't find it anywhere due to pulling up tons of help docs and articles about "bulk imports".
...
List or IList [closed]
Can anyone explain to me why I would want to use IList over List in C#?
18 Answers
18
...
I change the capitalization of a directory and Git doesn't seem to pick up on it
...
Or do it in one command: git mv --force somename SomeName (from stackoverflow.com/a/16071375/217866)
– jackocnr
Jul 24 '13 at 10:53
...
Convert form data to JavaScript object with jQuery
...a few months old, but since when did do arrays use non-numeric indexes? No one should name an input foo[bar] and hope to treat it as an array. Are you confusing arrays and hashes? Yes, [] is commonly understood to be an accessor but not just for arrays. Also saying it's valid HTML but not in the HTM...