大约有 40,000 项符合查询结果（耗时：0.0630秒） [XML]
How to apply two CSS classes to a single element
...
<a class="c1 c2">aa</a>
2) To target elements that contain all of the specified classes, use this CSS selector (no space) (ref):
.c1.c2 {
}
share
|
improve this answer
|
...
Generate 'n' unique random numbers within a range [duplicate]
...
We, could instead of enclosing the random.sample() call inside the try...except block, check if the size of the sample (3 above) is smaller or equal (<=) than the size of the population (range(1, 2) above).
– Hakim
Mar 11 '17 at 19:42
...
What do I need to read to understand how git works? [closed]
...Magic explained how to get started
Git The Basics [pdf] explained - graphically, and in detail - what happens when I add, remove, merge, etc.
share
|
improve this answer
|
f...
How do I write outputs to the Log in Android?
...
You can use my libary called RDALogger. Here is github link.
With this library, you can log your message with method name/class name/line number and anchor link. With this link, when you click log, screen goes to this line of code.
To use library...
IE 8: background-size fix [duplicate]
I've tried to add background size to IE but it's not working at all:
5 Answers
5
...
Error message 'java.net.SocketException: socket failed: EACCES (Permission denied)'
...t this has nothing to do with the actual problem, but: don't forget to install the right apk after you make this change... I've tricked myself by keeping another copy of the .apk in a distinct directory and forgot to overwrite it with the new one before installing from there.
–...
Find rows that have the same value on a column in MySQL
...
count(1) works equally well, and is more performant. (Learned that trick from Stack Overflow ;-)
– jpaugh
Jul 18 '16 at 18:32
...
Python dictionary: are keys() and values() always the same order?
...e always a 1-to-1 mapping (assuming the dictionary is not altered between calling the 2 methods).
8 Answers
...
www-data permissions?
So I have a directory in /var/www (called cake) and I need to allow www-data to write to it, but I also want to write to it (without having to use sudo). I'm afraid to change the permissions to 777 in case some other user on my machine (or a hacker) attempts to modify files in that directory. How do...
Laravel Redirect Back with() Message
...ct::back()->withErrors(['msg', 'The Message']);
and inside your view call this
@if($errors->any())
<h4>{{$errors->first()}}</h4>
@endif
share
|
improve this answer
...