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How do I create a variable number of variables?
... # prints bar, because indices start at 0
lst.append('potatoes') # lst is now ['foo', 'bar', 'baz', 'potatoes']
For ordered sequences, lists are more convenient than dicts with integer keys, because lists support iteration in index order, slicing, append, and other operations that would require a...
AJAX Mailchimp signup form integration
...
No, there is no must.
– Nowaker
Jun 30 '14 at 13:41
2
Crap, I gotta ...
Interface defining a constructor signature?
...far:
public interface IDrawable
{
void Update();
void Draw();
}
Now create an abstract class with the constructor you want to enforce. Actually, since it's now available since the time you wrote your original question, we can get a little fancy here and use generics in this situation so ...
Convert UTC datetime string to local datetime
... zones:
from_zone = tz.tzutc()
to_zone = tz.tzlocal()
# utc = datetime.utcnow()
utc = datetime.strptime('2011-01-21 02:37:21', '%Y-%m-%d %H:%M:%S')
# Tell the datetime object that it's in UTC time zone since
# datetime objects are 'naive' by default
utc = utc.replace(tzinfo=from_zone)
# Convert ...
Cross-Origin Request Headers(CORS) with PHP headers
...for me in a Linux server, in IIS for some reason just didn't work, I dont know if its my hosting or just it's not suitable for IIS
– ncubica
Oct 17 '14 at 16:58
...
add created_at and updated_at fields to mongoose schemas
...
As of Mongoose 4.0 you can now set a timestamps option on the Schema to have Mongoose handle this for you:
var thingSchema = new Schema({..}, { timestamps: true });
You can change the name of the fields used like so:
var thingSchema = new Schema({....
What is the best way to trigger onchange event in react js
...is needed I found this comment very helpful:
The input logic in React now dedupe's change events so they don't fire
more than once per value. It listens for both browser onChange/onInput
events as well as sets on the DOM node value prop (when you update the
value via javascript). This has...
Synchronous request in Node.js
... does your system use and what version of node are you using? I'd love to know to determine if I need to switch or not.
– jemiloii
Oct 8 '15 at 17:23
...
Evaluating a mathematical expression in a string
... stack.get()
if func not in safe:
raise TypeError("Function %r now allowed"%func)
stack.put(func(*args))
def LOAD_CONST(context, arg):
cons = arg[0]+arg[1]*256
stack.put(context['code'].co_consts[cons])
def LOAD_NAME(context, arg):
name_num = arg[0]+arg[1]*256
name ...
apt-get for Cygwin?
...et rawgit.com/transcode-open/apt-cyg/master/apt-cyg
install apt-cyg /bin
Now that apt-cyg is installed. Here are few examples of installing some
packages:
apt-cyg install nano
apt-cyg install git
apt-cyg install ca-certificates
...