大约有 40,000 项符合查询结果（耗时：0.0692秒） [XML]
What is the meaning of the term “free function” in C++?
...
Georg FritzscheGeorg Fritzsche
90.9k2323 gold badges182182 silver badges230230 bronze badges
...
regex for matching something if it is not preceded by something else
...elieve.
– emyller
Jul 17 '18 at 21:20
@emyller nope. that will match foobazbar (foo doesn't come before foobazbar, s...
How to set up a git project to use an external repo submodule?
...ares them to Subversion's svn:externals mechanism: http://speirs.org/blog/2009/5/11/understanding-git-submodules.html
* As a best practice, you should always place your submodules in their own directory, such as Externals. If you don't, your root project directory can become very cluttered very f...
Unique constraint that allows empty values in MySQL
...|
edited Oct 31 '12 at 19:00
EricC
97611 gold badge1616 silver badges3232 bronze badges
answered Aug 28 ...
Is there a naming convention for Django apps
...
answered Jun 23 '10 at 13:12
thraxilthraxil
3,95122 gold badges1616 silver badges1010 bronze badges
...
SQL ON DELETE CASCADE, Which Way Does the Deletion Occur?
...
Bhavesh Gangani
2,80044 gold badges3535 silver badges6363 bronze badges
answered Nov 18 '12 at 21:38
John WooJohn Woo
...
IN vs OR in the SQL WHERE Clause
... your specific data to see which is faster.
I tried both on a MySQL with 1000000 rows. When the column is indexed there is no discernable difference in performance - both are nearly instant. When the column is not indexed I got these results:
SELECT COUNT(*) FROM t_inner WHERE val IN (1000, 2000, ...
Insert the carriage return character in vim
...n Unix ( \n newlines). I need to insert the carriage return character ( U+000D aka \r ). When I try to paste it from the clipboard ( "+p ) or type it using Ctrl + Shift + u - 000d , the linefeed is inserted ( U+000A ).
...
Django fix Admin plural
... |
edited Sep 13 '17 at 20:37
Chase
3,96311 gold badge1616 silver badges1919 bronze badges
answered Apr...
Is there any way to create a blank solution (.sln) file first and then add projects?
... |
edited Jul 27 '10 at 16:34
Allen Rice
17.5k1313 gold badges7676 silver badges111111 bronze badges
...