大约有 16,000 项符合查询结果（耗时：0.0173秒） [XML]
Devise Secret Key was not set
I am developing a Rails 4 app using the Active Admin gem for the administration back end. Active Admin in turn uses Devise for user authentication. Now, when I try to deploy the app using capistrano on the VPS server, I get the below error:
...
My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...
There is no enlightened answer, it's just because it's not defined as valid syntax by the C++ language... So it is so, by definition of the language.
If you do have an expression within then it is valid. For example:
((0));//compiles
Even simpler put: because ...
What is the recommended way to use Vim folding for Python code
I am interested in enabling code folding in Vim for Python code. I have noticed multiple ways to do so.
11 Answers
...
How do I run a Python script from C#?
This sort of question has been asked before in varying degrees, but I feel it has not been answered in a concise way and so I ask it again.
...
Remove sensitive files and their commits from Git history
I would like to put a Git project on GitHub but it contains certain files with sensitive data (usernames and passwords, like /config/deploy.rb for capistrano).
...
How to avoid “ConcurrentModificationException” while removing elements from `ArrayList` while iterat
...
arshajiiarshajii
115k2222 gold badges207207 silver badges268268 bronze badges
...
Clear variable in python
Is there a way to clear the value of a variable in python?
7 Answers
7
...
Make .git directory web inaccessible
I have a website that I use github (closed source) to track changes and update site. The only problem is, it appears the .git directory is accessible via the web. How can I stop this and still be able to use git?
...
Setting default permissions for newly created files and sub-directories under a directory in Linux?
I have a bunch of long-running scripts and applications that are storing output results in a directory shared amongst a few users. I would like a way to make sure that every file and directory created under this shared directory automatically had u=rwxg=rwxo=r permissions.
...
Extract filename and extension in Bash
...
First, get file name without the path:
filename=$(basename -- "$fullfile")
extension="${filename##*.}"
filename="${filename%.*}"
Alternatively, you can focus on the last '/' of the path instead of the '.' which should work even if you have unpredictable file extensions:
f...