大约有 45,000 项符合查询结果（耗时：0.0474秒） [XML]
Get $_POST from multiple checkboxes
...lue="value 5">
<input type="submit" />
</form>
<?php
if(!empty($_POST['check_list'])) {
foreach($_POST['check_list'] as $check) {
echo $check; //echoes the value set in the HTML form for each checked checkbox.
//so, if I were to check 1,...
Cookie overflow in rails application?
I have this error when I try to open the page. I do not know how to debug this error. Do you have any suggestion for this problem?
...
Multiple columns index when using the declarative ORM extension of sqlalchemy
...my.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
2 A...
How to use the TextWatcher class in Android?
...
Actually if this is the requirement then better not to use the text watcher.it's going to infinite loop
– Dinesh Prajapati
Dec 17 '11 at 9:50
...
How to get subarray from array?
...[attr];
}
return copy;
}
// With the `clone()` function, you can now do the following:
Array.prototype.subarray = function(start, end) {
if (!end) {
end = this.length;
}
const newArray = clone(this);
return newArray.slice(start, end);
};
// Without a copy you will ...
Access nested dictionary items via a list of keys?
...
@user1353510: different usecases call for different behaviour. The code here doesn't create intermediaries, no.
– Martijn Pieters♦
Feb 11 '15 at 12:04
...
Should you always favor xrange() over range()?
...hon 3, range() does what xrange() used to do and xrange() does not exist. If you want to write code that will run on both Python 2 and Python 3, you can't use xrange().
range() can actually be faster in some cases - eg. if iterating over the same sequence multiple times. xrange() has to reconstruc...
How to initialize static variables
...r = array(…);
}
}
Foo::init();
PHP 5.6 can handle some expressions now.
/* For Abstract classes */
abstract class Foo{
private static function bar(){
static $bar = null;
if ($bar == null)
bar = array(...);
return $bar;
}
/* use where necessary...
CMake: Print out all accessible variables in a script
I'm wondering if there is a way to print out all accessible variables in CMake. I'm not interested in the CMake variables - as in the --help-variables option. I'm talking about my variables that I defined, or the variables defined by included scripts.
...
Any gotchas using unicode_literals in Python 2.6?
...g (assuming it's ascii) and convert it to unicode and fails. It would work if you did print name + two.name.decode('utf-8').
The same thing can happen if you encode a string and try to mix them later.
For example, this works:
# encoding: utf-8
html = '<html><body>helló wörld</body...