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How to remove the first Item from a list?
..., if you are performing many pop(0), you should look at collections.deque
from collections import deque
>>> l = deque(['a', 'b', 'c', 'd'])
>>> l.popleft()
'a'
>>> l
deque(['b', 'c', 'd'])
Provides higher performance popping from left end of the list
...
In C#, how do I calculate someone's age based on a DateTime type birthday?
... it, but if you format the date to yyyymmdd and subtract the date of birth from the current date then drop the last 4 digits you've got the age :)
I don't know C#, but I believe this will work in any language.
20080814 - 19800703 = 280111
Drop the last 4 digits = 28.
C# Code:
int now = int.Pa...
Why shouldn't I use “Hungarian Notation”?
... unsafe, so that it simply cannot be passed to a safe function. To convert from unsafe to safe should require processing with some kind of a sanitize function.
A lot of the things that Joel talks of as "kinds" are not kinds; they are, in fact, types.
What most languages lack, however, is a type sy...
How to estimate how much memory a Pandas' DataFrame will need?
...le, df is a dataframe with 814 rows, 11 columns (2 ints, 9 objects) - read from a 427kb shapefile
sys.getsizeof(df)
>>> import sys
>>> sys.getsizeof(df)
(gives results in bytes)
462456
df.memory_usage()
>>> df.memory_usage()
...
(lists each column at 8 bytes/row)
&...
Best dynamic JavaScript/JQuery Grid [closed]
...ting with data type detection
Smart handling of column widths
Display data from almost any data source
DOM, Javascript array, Ajax file and server-side processing (PHP, C#,
Perl, Ruby, AIR, Gears etc)
Scrolling options for table viewport
Fully internationalisable
jQuery UI ThemeRoller support
Rock s...
Add subdomain to localhost URL
... http://subdomain.example.com:1234/whatever. The port is entirely separate from the domain (domains are used for identifying the machine, ports are used for identifying which program on the machine to communicate with).
– Matt Patenaude
Sep 26 '13 at 22:31
...
Having links relative to root?
... to Fruits List</a>
Edited in response to question, in comments, from OP:
So doing / will make it relative to www.example.com, is there a way to specify what the root is, e.g what if i want the root to be www.example.com/fruits in www.example.com/fruits/apples/apple.html?
Yes, prefac...
RegEx to parse or validate Base64 data
...
From the RFC 4648:
Base encoding of data is used in many situations to store or transfer data in environments that, perhaps for legacy reasons, are restricted to US-ASCII data.
So it depends on the purpose of usage of t...
Operational Transformation library?
...
From what I understand, Diff-Match-Patch, and by extension, MobWrite (since the latter uses the former) only supports text, not binary changes. However, there is a demo of collaboration with HTML form elements, which would in...
How to remove all breakpoints in one step in Google Chrome?
...ane at all in the image or already know it exists). I think the screenshot from thirumalaa srinivas's answer below is better; perhaps you should pinch it and use it instead of yours?
– Mark Amery
Nov 27 '13 at 18:06
...