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Cannot install packages using node package manager in Ubuntu
..., you can download and install it with the following syntax:
curl https://raw.githubusercontent.com/creationix/nvm/v0.16.1/install.sh | sh
This will download the script and run it. It will install the software into a subdirectory of your home directory at ~/.nvm. It will also add the necessary li...
Extracting text from HTML file using Python
...news.bbc.co.uk/2/hi/health/2284783.stm"
html = urlopen(url).read()
raw = nltk.clean_html(html)
print(raw)
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How do I calculate a point on a circle’s circumference?
..., canvas.width, canvas.height );
ctx.beginPath();
ctx.strokeStyle = "orange";
ctx.arc( 100, 100, 80, 0, 2 * Math.PI);
ctx.lineWidth = 3;
ctx.stroke();
ctx.closePath();
ctx.beginPath();
ctx.fillStyle = "indigo";
ctx.arc( x, y, 6, 0, 2 * Math.PI);
ctx.fill();
ctx.clo...
Many-to-many relationship with the same model in rails?
... information.
TL;DR
# user.rb
has_many :friendships, :foreign_key => "user_id", :dependent => :destroy
has_many :occurances_as_friend, :class_name => "Friendship", :foreign_key => "friend_id", :dependent => :destroy
..
# friendship.rb
belongs_to :user
belongs_to :friend, :class_n...
How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
...
This is a sledgehammer approach to replacing raw UNICODE with HTML. I haven't seen any other place to put this solution, but I assume others have had this problem.
Apply this str_replace function to the RAW JSON, before doing anything
else.
function unicode2html($str...
Using python's eval() vs. ast.literal_eval()?
...
datamap = eval(raw_input('Provide some data here: ')) means that you actually evaluate the code before you deem it to be unsafe or not. It evaluates the code as soon as the function is called. See also the dangers of eval.
ast.literal_eval...
What is the most pythonic way to check if an object is a number?
...o compare whether something is a vector or a number is comparing apples to oranges - I can have a vector of strings or numbers, and I can have a single string or single number. You are interested in how many you have (1 or more), not what type you actually have.
my solution for this problem is to c...
Tracing XML request/responses with JAX-WS
Is there an easy way (aka: not using a proxy) to get access to the raw request/response XML for a webservice published with JAX-WS reference implementation (the one included in JDK 1.5 and better) ?
Being able to do that via code is what I need to do.
Just having it logged to a file by clever loggin...
Why all the Active Record hate? [closed]
...it's ugly, but for the cases where you just plain and simply need to write raw SQL, it's easily done.
@Tim Sullivan
...and you select several instances of the model, you're basically doing a "select * from ..."
Code:
people = Person.find(:all, :select=>'name, id')
This will only sel...
CSS - How to Style a Selected Radio Buttons Label?
... absolute;
opacity: 0;
}
label:focus-within {
outline: 1px solid orange;
}
<div class="radio-toolbar">
<label><input type="radio" value="all" checked>All</label>
<label><input type="radio" value="false">Open</label>
<label><inpu...