大约有 47,000 项符合查询结果(耗时:0.1123秒) [XML]
What's the difference between using INDEX vs KEY in MySQL?
...
270
There's no difference. They are synonyms.
From the CREATE TABLE manual entry:
KEY is normal...
Purpose of Django setting ‘SECRET_KEY’
..."'", settings_contents)
middleware/csrf.py:38: % (randrange(0, _MAX_CSRF_KEY), settings.SECRET_KEY)).hexdigest()
middleware/csrf.py:41: return md5_constructor(settings.SECRET_KEY + session_id).hexdigest()
...
How do I cast a variable in Scala?
...
answered May 31 '09 at 15:21
Daniel SpiewakDaniel Spiewak
51.1k1111 gold badges101101 silver badges120120 bronze badges
...
mysql - how many columns is too many?
I'm setting up a table that might have upwards of 70 columns. I'm now thinking about splitting it up as some of the data in the columns won't be needed every time the table is accessed. Then again, if I do this I'm left with having to use joins.
...
Rails 3 check if attribute changed
...
Peter BrownPeter Brown
48k1616 gold badges103103 silver badges140140 bronze badges
...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
...lauber NéspoliGlauber Néspoli
1,98222 gold badges1010 silver badges1515 bronze badges
...
How do you git show untracked files that do not exist in .gitignore
...|
edited Apr 18 '17 at 12:05
mikemaccana
73k6161 gold badges289289 silver badges368368 bronze badges
ans...
What does gcc's ffast-math actually do?
...
Rakete1111
41.2k1111 gold badges103103 silver badges135135 bronze badges
answered Sep 14 '11 at 17:51
MysticialMysticial
...
How can I tell IntelliJ's “Find in Files” to ignore generated files?
...
102
Create a Custom Scope defining the set of files to include/exclude from your search.
CTRL+SHI...
Logger slf4j advantages of formatting with {} instead of string concatenation
...
|
edited May 20 '14 at 20:17
Hendy Irawan
16.6k88 gold badges9191 silver badges100100 bronze badges
...