大约有 12,000 项符合查询结果（耗时：0.0160秒） [XML]
Rails find_or_create_by more than one attribute?
...
You can do:
User.find_or_create_by(first_name: 'Penélope', last_name: 'Lopez')
User.where(first_name: 'Penélope', last_name: 'Lopez').first_or_create
Or to just initialize:
User.find_or_initialize_by(first_name: 'Penélope', last_name: 'Lopez')
User.where(first_name: 'Pe...
Why 0 is true but false is 1 in the shell?
... having here its meaning from ordinary language).
– Rémi Peyre
May 4 '15 at 20:37
1
I think I co...
java.net.UnknownHostException: Invalid hostname for server: local
...nswered Jun 26 '11 at 13:37
André LaszloAndré Laszlo
13.5k22 gold badges5757 silver badges7272 bronze badges
...
Is there an easy way to request a URL in python and NOT follow redirects?
...ar 18 '11 at 13:33
Carles BarrobésCarles Barrobés
10.6k33 gold badges3939 silver badges5959 bronze badges
...
Find if current time falls in a time range
...answered Nov 11 '16 at 9:50
André Snede KockAndré Snede Kock
8,41355 gold badges4040 silver badges6161 bronze badges
...
Generate random string/characters in JavaScript
...
Well, that's an interesting indictment from @Aperçu, I am not saying that I invented the solution but I've been using it in my projects for years now. And it has nothing to do with the comment you mentioned. And I am quite sure that in SO what matters is the most useful in...
How do I schedule jobs in Jenkins?
... answered Sep 18 '12 at 8:02
Cédric JulienCédric Julien
65.6k1212 gold badges108108 silver badges120120 bronze badges
...
How can a string be initialized using “ ”?
... answered Jul 5 '13 at 13:05
René LinkRené Link
35.9k1010 gold badges7878 silver badges107107 bronze badges
...
python pandas remove duplicate columns
...ed Aug 23 '19 at 13:30
Jean-François Corbett
33.6k2525 gold badges124124 silver badges172172 bronze badges
answered Nov 5 '16 at 6:15
...
Best way to create an empty object in JSON with PHP?
...ed Dec 21 '11 at 20:24
Filip Roséen - refpFilip Roséen - refp
55.8k1818 gold badges135135 silver badges184184 bronze badges
...