大约有 48,000 项符合查询结果（耗时：0.0824秒） [XML]
Best way to test for a variable's existence in PHP; isset() is clearly broken
...
Ah ha! NOW you're talkin'! How would you do that for, say, class properties?
– chazomaticus
Jan 6 '09 at 21:23
...
How to list files in a directory in a C program?
...
it is ok now and so easy. Thanks for answer again.
– cemal
Nov 17 '10 at 13:33
13
...
Best way to assert for numpy.array equality?
...iable.
update
A few versions ago numpy obtained assert_allclose which is now my favorite since it allows us to specify both absolute and relative error and doesn't require decimal rounding as the closeness criterion.
share...
Are loops really faster in reverse?
...o be slower than the original one. When optimizing, always measure so you know exactly what impact your changes had.
– jalf
Oct 30 '12 at 11:59
1
...
Define variable to use with IN operator (T-SQL)
...
I know this is old now but TSQL => 2016, you can use STRING_SPLIT:
DECLARE @InList varchar(255) = 'This;Is;My;List';
WITH InList (Item) AS (
SELECT value FROM STRING_SPLIT(@InList, ';')
)
SELECT *
FROM [Table]
WHERE [...
File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...tSeparator(); was introduced in Java 7, so you might as well ignore it for now if you want your code to be portable across older Java versions.
So, every one of these options is almost the same as others, but not quite. Choose one that suits your needs.
...
Removing pip's cache?
...pip maintainer) is stackoverflow.com/a/61762308/1931274. The best approach now is pip cache purge.
– pradyunsg
May 12 at 22:53
add a comment
|
...
Node.js - Find home directory in platform agnostic way
...
As mentioned in a more recent answer, the preferred way is now simply:
const homedir = require('os').homedir();
[Original Answer]: Why not use the USERPROFILE environment variable on win32?
function getUserHome() {
return process.env[(process.platform == 'win32') ? 'USERPROFILE...
Programmatically select text in a contenteditable HTML element?
...
The Rangy project moved to Github now: github.com/timdown/rangy
– tanius
Dec 12 '16 at 0:17
add a comment
|
...
Regex to remove all (non numeric OR period)
...
It now matches everything except "".
– mindriot
Dec 4 '15 at 4:47
1
...