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How can I represent an 'Enum' in Python?
...gt;>> Numbers = enum('ZERO', 'ONE', 'TWO')
>>> Numbers.ZERO
0
>>> Numbers.ONE
1
Support for converting the values back to names can be added this way:
def enum(*sequential, **named):
enums = dict(zip(sequential, range(len(sequential))), **named)
reverse = dict((val...
Stopping fixed position scrolling at a certain point?
... I want the element to stop scrolling at a certain point, say when it is 250px from the top of the page, is this possible? Any help or advice would be helpful thanks!
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Explanation of strong and weak storage in iOS5
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509
The difference is that an object will be deallocated as soon as there are no strong pointers to...
Best way to merge two maps and sum the values of same key?
...rt Scalaz._
import Scalaz._
scala> val map1 = Map(1 -> 9 , 2 -> 20)
map1: scala.collection.immutable.Map[Int,Int] = Map(1 -> 9, 2 -> 20)
scala> val map2 = Map(1 -> 100, 3 -> 300)
map2: scala.collection.immutable.Map[Int,Int] = Map(1 -> 100, 3 -> 300)
scala> map1 |...
How do I create 7-Zip archives with .NET?
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answered Oct 21 '08 at 14:18
workmad3workmad3
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How to replace (or strip) an extension from a filename in Python?
...hat you want.
import os
print os.path.splitext('/home/user/somefile.txt')[0]+'.jpg'
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When to use reinterpret_cast?
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edited Aug 30 '19 at 8:57
leiyc
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answered Feb 21 '09 ...
Downloading a Google font and setting up an offline site that uses it
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101
Just go to Google Fonts - http://www.google.com/fonts/ , add the font you like to your collecti...
Apache POI Excel - how to configure columns to be expanded?
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answered Jan 6 '11 at 6:05
SeanSean
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导航条使用指导 · App Inventor 2 中文网
...几个标签、图像当作页面内容（高度建议给固定值，如 500）；
拖一个导航条到屏幕（默认停靠底部，不用管它在布局树里的位置）；
（可选）上传四个图标素材：home.png、find.png、msg.png、me.png——
建议用白色单色 PNG，组件...