大约有 48,000 项符合查询结果（耗时：0.0619秒） [XML]
Using Rails serialize to save hash to database
...PDATED:
Exact implementation will depend on your database, but PostgreSQL now has json and jsonb columns which can natively store your hash/object data and allow you to query against the JSON with ActiveRecord!
change your migration and you're done.
class Migration0001
def change
add_column...
How can I update NodeJS and NPM to the next versions?
...
I did it like you said npm update npm -g and now I don't have npm as a command.
– alexserver
Jun 23 '14 at 17:23
18
...
Rails: Check output of path helper from console
...like app.get "/" then just instance_eval the wanted methods, as they are now protected by default. Something like: app.instance_eval{ post_path(post) }
– Chubas
May 17 '10 at 2:17
...
How to correctly require a specific commit in Composer so that it would be available for dependent p
...ked the package to my own joshuapaling github account, and the package was now residing at the URL https://github.com/joshuapaling/Cake-Resque.git, that had not influenced the package's name at all, from composers perspective.
A stupid error - but I'm new to composer, and it wasn't clear at first! ...
Understanding Python's “is” operator
... actually wrong! Thanks for pointing that out @martijn-pieters ! I should know by now never to post code without testing it! >>> x=1.0; y=1.0 >>> x is y True >>> x=1.0 >>> y=1.0 >>> x is y False
– Magnus Lyckå
Sep ...
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
...ns. Maybe this was solved with "Vary Origin" that we didn't have before... now added that too.
– Erik Melkersson
Dec 4 '15 at 11:48
2
...
How to change value of process.env.PORT in node.js?
...llowing line to the file exactly as so Defaults env_keep +="PORT"
Now when you run sudo node app.js it should work as desired.
share
|
improve this answer
|
follow
...
Does HTTP use UDP?
...
@snowcrash09 I can't even delete it myself, since it's accepted. That's weird. I re-wrote it, I hope it's less offending now.
– unwind
May 2 '12 at 14:04
...
SQL Server Management Studio won't let me add an index to a table
... I had the same issue when trying to add "Included Columns". I just now realized that for years (a Decade exactly) all I had to do was close the Table Designer and right-click on the Index to select "Properties" in order to add/edit them.... All these years wasted on writing custom scripts. ...
What do 3 dots next to a parameter type mean in Java?
... parameters? That will most likely lead to ArrayIndexOutOfBoundsException. Now you always have to take that case into consideration.
– Olle Söderström
May 16 '13 at 12:23
12
...