大约有 38,000 项符合查询结果(耗时:0.0452秒) [XML]
How to create an array of object literals in a loop?
...
|
show 5 more comments
61
...
Is Python strongly typed?
...ent about this by default.)
I must add that the strong vs. weak typing is more of a continuum than a boolean choice. C++ has stronger typing than C (more conversions required), but the type system can be subverted by using pointer casts.
The strength of the type system in a dynamic language such a...
Multi-gradient shapes
... top of the button to the bottom of the button.
Edit: Okay, so I have one more idea that works, haha. Right now it works in XML, but should be doable for shapes in Java as well. It's kind of complex, and I imagine there's a way to simplify it into a single shape, but this is what I've got for now:
...
Export and Import all MySQL databases at one time
I want to keep a backup of all my MySQL databases. I have more than 100 MySQL databases. I want to export all of them at the same time and again import all of them into my MySQL server at one time. How can I do that?
...
Why does changing 0.1f to 0 slow down performance by 10x?
...
|
show 31 more comments
417
...
Get characters after last / in url
...no slash this doesn't work correctly since strrpos returns false. Here's a more robust version:
$pos = strrpos($url, '/');
$id = $pos === false ? $url : substr($url, $pos + 1);
share
|
improve thi...
Best practice: ordering of public/protected/private within the class definition?
...esn't cause the reader to need to jump around the code too much. This is a more sensible way to organize code rather than by access modifier.
share
|
improve this answer
|
fo...
how do you filter pandas dataframes by multiple columns
...
|
show 3 more comments
22
...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
... is generally bad practice to use when writing SQL commands because it is more efficient to SELECT columns you specifically need.
...