大约有 15,400 项符合查询结果（耗时：0.0357秒） [XML]
Placing border inside of div and not on its edge
...nt and I want to put a border on it. I know I can write style="border: 1px solid black" , but this adds 2px to either side of the div, which is not what I want.
...
jQuery: what is the best way to restrict “number”-only input for textboxes? (allow decimal points)
What is the best way to restrict "number"-only input for textboxes?
40 Answers
40
...
Python: Ignore 'Incorrect padding' error when base64 decoding
...
Why are you expanding to a multiple of 3 instead of 4?
– Michael Mrozek
May 31 '10 at 7:43
...
What are the underlying data structures used for Redis?
... for a simple reason: for every Redis operation you'll find the time complexity in the documentation and, if you have the set of operations and the time complexity, the only other thing you need is some clue about memory usage (and because we do many optimizations that may vary depending on data, th...
How do you convert Html to plain text?
...t things like <script> tags. If all you need to do is display the text without the tags you can accomplish that with a regular expression:
<[^>]*>
If you do have to worry about <script> tags and the like then you'll need something a bit more powerful then regular expressions...
ROW_NUMBER() in MySQL
...the single highest col3 for each (col1, col2) pair.
That's a groupwise maximum, one of the most commonly-asked SQL questions (since it seems like it should be easy, but actually it kind of isn't).
I often plump for a null-self-join:
SELECT t0.col3
FROM table AS t0
LEFT JOIN table AS t1 ON t0.col...
Why is a boolean 1 byte and not 1 bit of size?
...
Actually, the four x86 instructions bt, bts, btr and btc can address single bits!
– fredoverflow
Jan 7 '11 at 16:07
...
jQuery how to bind onclick event to dynamically added HTML element [duplicate]
... to dynamically inject some html (like a ul li of pictures loaded with ajax of infinite scroll stuff) and already having buttons bound to some action (like a lightbox) it's much more comfortable.
– Edoardoo
May 29 '14 at 9:58
...
Get a list of resources from classpath directory
...
Custom Scanner
Implement your own scanner. For example:
private List<String> getResourceFiles(String path) throws IOException {
List<String> filenames = new ArrayList<>();
try (
InputStream in = getResourceAsStream(path);
...
'str' object does not support item assignment in Python
...
@aix: That was literally within a few seconds of each other. :D
– Joel Cornett
May 17 '12 at 7:31
...