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“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
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I'm gonna guess that you are running python 2.6 by accident somehow.
This feature is only available for at least 3.1 if you are using python 3, or 2.7 if you are using python 2.
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How to check a string for specific characters?
...can I check if a string has several specific characters in it using Python 2?
5 Answers
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Pretty printing JSON from Jackson 2.2's ObjectMapper
...and I can't seem to find the proper, non-deprecated way of doing this with 2.2. Even though I don't believe that code is absolutely necessary for this question, here's what I have right now:
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Pairwise crossproduct in Python [duplicate]
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You're looking for itertools.product if you're on (at least) Python 2.6.
>>> import itertools
>>> a=[1,2,3]
>>> b=[4,5,6]
>>> itertools.product(a,b)
<itertools.product object at 0x10049b870>
>>> list(itertools.product(a,b))
[(1, 4), (1, 5), ...
C# '@' before a String [duplicate]
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answered Feb 2 '11 at 19:54
Mark AveniusMark Avenius
12.6k66 gold badges3636 silver badges4848 bronze badges
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当当网第三季度净亏损2810万元 同比由盈转亏 - 资讯 - 清泛网 - 专注C/C++及内核技术
当当网第三季度净亏损2810万元 同比由盈转亏11月25日消息，当当网发布了截至2015年9月30日的2015财年第三季度未审计财报。财报显示，当当网第三季度总净营收为23.719亿元人民币(约合3.732亿美元)，同比增长22.6%；净亏损为2810万元...
CentOS系统下如何挂载第2块磁盘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
CentOS系统下如何挂载第2块磁盘1、查看新硬盘 # fdisk -l新添加的硬盘的编号为 dev sdb 2、硬盘分区 1）进入fdisk模式 # fdisk dev sdb2）输入n进行分区...1、查看新硬盘
# fdisk -l
新添加的硬盘的编号为/dev/sdb
2、硬盘分区
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App Inventor 2能编译出苹果iOS版App吗？ - App Inventor 2 中文网 - 清泛...
App Inventor 2能编译出苹果iOS版App吗？app_inventor_2_ios_app如题，首先可以明确地说目前并不支持，只支持iOS版AI伴侣进行测试，但是AI伴侣的版本更新一直都是落后于安卓版的，导致测试时会有一些不兼容或一些奇怪的问题，体验不...
App Inventor 2 手机AI伴侣进行测试时，为啥进度条卡在10%就一直不动？ - A...
App Inventor 2 手机AI伴侣进行测试时，为啥进度条卡在10%就一直不动？ai2_10手机AI伴侣测试，几分钟了进度条一直卡在10%，如图：原因很简单：手机和电脑没有在同一局域网内导致的，App Inventor 2 测试原理是电脑端在局域网内启动...
MIT官方已升级至2.70版本，中文网待测试并升级相关特性 - App Inventor 2 ...
2.70 版本主要更新内容：
Features:Add a Japanese translationUpdate the Spanish translationMake the Sharing component respect DefaultFileScope when sharing relative path files (@arjuninv)Add TextChange event, MoveCursor methods, and HintColor property to TextBox and related components (@gordo...