generator

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Why doesn't this closure modify the variable in the enclosing scope?

This bit of Python does not work: def make_incrementer(start)开发者_如何转开发: def closure(): # I know I could write \'x = start\' and use x - that\'s not my point though (:[详细]

2023-04-08 14:56 分类：问答
Non-repeating random number generator?

I created a trivia game using visual basic for applications (Excel) that chooses questions by going through a case statement where the cases are numbers. I have the program randomly select a number fr[详细]

2023-04-07 23:40 分类：问答
Why 'bundle install' fails in Rails generator?

I\'m trying to create custom generator for Rails 3.1. And I wrote this: module SomeGem module Generators[详细]

2023-04-07 21:00 分类：问答
How do i pass a generator yield statement to another function. -Python

i\'ve been reading on this site and can\'t seem to find the specific answer i want. i\'ve tried reading david beasly\'s slides on iteration and generators but still can\'t quite get the answer i\'m lo[详细]

2023-04-07 14:38 分类：问答
How to test Unicode "non-chars" (lsep, rsep etc.)?

Is there an application or a utility for开发者_开发问答 generating non-characters, such as U-2028 and U-2029 (line separators)?My preferred method is to type into a browser address bar eg:[详细]

2023-04-07 06:17 分类：问答
Flexible traffic generation with scapy

I kno开发者_StackOverflow中文版w questions like this have been asked plenty of times before, but I think this is subtley different.[详细]

2023-04-06 16:32 分类：问答
PHP Random String Generator without Repeats

I\'m trying to write a PHP function which will generate \"supposedly\" random strings which need to be un开发者_如何学JAVAique regardless of the number of times it is run. Well, it can run more than o[详细]

2023-04-06 14:16 分类：问答
python3: list() from generator: strange behaviour when yielding item-changed lists

I have a generator defined like this: def gen(): r = [0] yield r r[0] = 1 yield r r[0] = 2 yield r it will yield three lists of one element going from 0 to 2:[详细]

2023-04-06 06:40 分类：问答
symfony1.4-like symfony2 installation

symfony1.x followed a good standart that the whole framework lies somewhere outside and 开发者_运维问答is available to any project. Today I started to read symfony2 documentation and actually download[详细]

2023-04-06 01:21 分类：问答
how do I invoke rails model generator from my custom generator

I am getting started writing my own generators. I am finally to the place where I am seeing that I do a lot of the same things when I create rails apps.[详细]

2023-04-05 14:33 分类：问答