大约有 43,410 项符合查询结果（耗时：0.0403秒） [XML]
PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
... $item is still a reference to some value which is also being used by $arr[2]. So each foreach call in the second loop, which does not call by reference, replaces that value, and thus $arr[2], with the new value.
So loop 1, the value and $arr[2] become $arr[0], which is 'foo'.
Loop 2, the value and ...
How to extract the decision rules from scikit-learn decision-tree?
...
21 Answers
21
Active
...
Circle-Rectangle collision detection (intersection)
How can I tell whether a circle and a rectangle intersect in 2D Euclidean space? (i.e. classic 2D geometry)
25 Answers
...
How do I capture the output into a variable from an external process in PowerShell?
...
JNKJNK
56.3k1313 gold badges112112 silver badges129129 bronze badges
...
What's the difference between console.dir and console.log?
.....
You can also see a clear difference with arrays (e.g., console.dir([1,2,3])) which are logged differently from normal objects:
> console.log([1,2,3])
[1, 2, 3]
> console.dir([1,2,3])
* Array[3]
0: 1
1: 2
2: 3
length: 3
* __proto__: Array[0]
concat: function c...
How can I redirect the output of the “time” command?
... |
edited Mar 9 '10 at 12:37
Motti
95.3k4242 gold badges176176 silver badges242242 bronze badges
answe...
Print list without brackets in a single row
...
12 Answers
12
Active
...
How can I verify if one list is a subset of another?
...
Boris
4,70255 gold badges4242 silver badges5252 bronze badges
answered May 16 '13 at 4:59
Yann VernierYann Vern...
how to convert binary string to decimal?
... base in which the string representation is:
var digit = parseInt(binary, 2);
See it in action.
share
|
improve this answer
|
follow
|
...
How to set a Timer in Java?
How to set a Timer, say for 2 minutes, to try to connect to a Database then throw exception if there is any issue in connection?
...