大约有 42,000 项符合查询结果（耗时：0.0503秒） [XML]
How can I automatically deploy my app after a git push ( GitHub and node.js)?
...lication (node.js) deployed on a VPS (linux). I'm using git hub as a repository. How can I deploy the application automatically, on git push ?
...
Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
...should show you where the file is.
After altering this file, don't forget to restart your PostgreSQL server. If you're on Linux, that would be sudo service postgresql restart.
These are brief descriptions of both options according to the official PostgreSQL docs on authentication methods.
Peer au...
Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
I am building a project in Django Rest Framework where users can login to view their wine cellar.
My ModelViewSets were working just fine and all of a sudden I get this frustrating error:
...
When to use the JavaScript MIME type application/javascript instead of text/javascript?
...
In theory, according to RFC 4329, application/javascript.
The reason it is supposed to be application is not anything to do with whether the type is readable or executable. It's because there are custom charset-determination mechanisms laid down...
How to split a delimited string in Ruby and convert it to an array?
...", "3", "4"]
Or for integers:
>> "1,2,3,4".split(",").map { |s| s.to_i }
=> [1, 2, 3, 4]
Or for later versions of ruby (>= 1.9 - as pointed out by Alex):
>> "1,2,3,4".split(",").map(&:to_i)
=> [1, 2, 3, 4]
...
Error: Cannot pull with rebase: You have unstaged changes
...laborating with a few friends on a project & they use the heroku git repository.
8 Answers
...
Base64 length calculation?
...
Each character is used to represent 6 bits (log2(64) = 6).
Therefore 4 chars are used to represent 4 * 6 = 24 bits = 3 bytes.
So you need 4*(n/3) chars to represent n bytes, and this needs to be rounded up to a multiple of 4.
The number of unu...
How to sort a dataframe by multiple column(s)
I want to sort a data.frame by multiple columns. For example, with the data.frame below I would like to sort by column z (descending) then by column b (ascending):
...
How do I upgrade PHP in Mac OS X?
I feel this is an awfully obtuse question to ask, but strangely, this problem is poorly documented.
13 Answers
...
Xcode 4 hangs at “Attaching to (app name)”
I just upgraded to Xcode 4 and for some reason my app won't run in the simulator or iOS device. It was working perfectly in Xcode 3, but all of a sudden now when I press run the program stops at "Attaching to...". There doesn't seem to be any other info to help with this problem either.
...