大约有 40,000 项符合查询结果（耗时：0.0677秒） [XML]
super() raises “TypeError: must be type, not classobj” for new-style class
...pe(OldStyle()) is the instance type, which does inherit from object. Basically, an old-style class just creates objects of type instance (whereas a new-style class creates objects whose type is the class itself). This is probably why the instance OldStyle() is an object: its type() inherits from ob...
What is the most efficient way to store a list in the Django models?
...
This is probably what I will end up doing, but I was really hoping the underlying structure for this would have been built in. I guess I am to o lazy.
– grieve
Jul 10 '09 at 16:11
...
How to check if click event is already bound - JQuery
...a(this[0], 'events')[type];
jQuery events are stored in a data object called events, so you could search in this:
var button = $('#myButton');
if (-1 !== $.inArray(onButtonClicked, button.data('events').click)) {
button.click(onButtonClicked);
}
It would be best, of course, if you could s...
How do you Encrypt and Decrypt a PHP String?
... You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are stream ciphers and do not need special modes.
Unless you chose GCM above, you should authenticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -...
Best way to do multiple constructors in PHP
...
<?php
class Student
{
public function __construct() {
// allocate your stuff
}
public static function withID( $id ) {
$instance = new self();
$instance->loadByID( $id );
return $instance;
}
public static function withRow( array $row ) {
...
Cherry pick using TortoiseGit
...
Open "Show log", then I activated "All branches" and then I got visible all branches (with their commit history) and then the possibility to cherry pick got active as well (as noted before, I got a commit which wasn't present in the current branch).
...
Java ByteBuffer to String
... Charset charset). You can use the same offset and length values for both calls.
– Andy Thomas
Jul 24 '15 at 14:55
1
...
Docker: adding a file from a parent directory
...ce it tries to do it from its same directory (tbh, just what one would normally expect). Is there any way to do the same trick in Docker Hub?
– Marcel Hernandez
Mar 25 '16 at 20:31
...
How to get GET (query string) variables in Express.js on Node.js?
...eJS, you can access req.url and the builtin url module to url.parse it manually:
var url = require('url');
var url_parts = url.parse(request.url, true);
var query = url_parts.query;
share
|
improve...
Excel: last character/string match in a string
...(2,1/(MID(A4,SEQUENCE(LEN(A4)),2)="YY")) | 4 |
Whilst this both allows us to no longer use an arbitrary replacement character and it allows overlapping patterns, the "downside" is the useage of an array.
Note: You can force the same behaviour in older Excel versions through either
=M...