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How do I download a file over HTTP using Python?
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CoreyCorey
12.9k77 gold badges3434 silver badges3535 bronze badges
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How can I call controller/view helper methods from the console in Ruby on Rails?
...r.bogus
=> "bogus output"
As for dealing with controllers, I quote Nick's answer:
> app.get '/posts/1'
> response = app.response
# you now have a rails response object much like the integration tests
> response.body # get you the HTML
> response.cookies # hash ...
How to ignore certain files in Git
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The problem is that .gitignore ignores just files that weren't tracked before (by git add). Run git reset name_of_file to unstage the file and keep it. In case you want to also remove the given file from the repository (after pushing), use git rm --cached name_of_file.
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Can't find the 'libpq-fe.h header when trying to install pg gem
I am using the Ruby on Rails 3.1 pre version. I like to use PostgreSQL, but the problem is installing the pg gem. It gives me the following error:
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How to define multiple CSS attributes in jQuery?
...ne multiple CSS attributes without stringing everything out to the right like this:
14 Answers
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Finding out the name of the original repository you cloned from in Git
...ion about remote repositories and branches. In your example, you should look for something like:
[remote "origin"]
fetch = +refs/heads/*:refs/remotes/origin/*
url = server:gitRepo.git
Also, the Git command git remote -v shows the remote repository name and URL. The "origin" remote reposit...
Remove by _id in MongoDB console
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Very close. This will work:
db.test_users.deleteOne( {"_id": ObjectId("4d512b45cc9374271b02ec4f")});
i.e. you don't need a new for the ObjectId.
Also, note that in some drivers/tools, remove() is now deprecated and deleteOne or deleteMany should ...
Remove all elements contained in another array
I am looking for an efficient way to remove all elements from a javascript array if they are present in another array.
14 A...
Why does Math.round(0.49999999999999994) return 1?
... precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(double d) {
System.out.printf("%016x\n", Double.doubleToLongBits(d));
}
public static void main(String args[...
Get folder name from full file path
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Peter Mortensen
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answered Mar 8 '11 at 6:54
Alex PacurarAlex P...