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Deprecated warning for Rails 4 has_many with order
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edited May 3 '14 at 12:59
answered Aug 17 '13 at 2:50
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What do the &,
...ion - 2.2 Structures for further details (or if you need even moar docs++: 3.2.2.2. Anchors and Aliases)
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Check if all elements in a list are identical
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438
General method:
def checkEqual1(iterator):
iterator = iter(iterator)
try:
firs...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
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（2）Spirit，LL parser framework，用C++代码直接表达EBNF；
（3）Graph，图组件和算法；
（4）Lambda，在调用的地方定义短小匿名的函数对象，很实用的functional功能；
（5）concept check，检查泛型编程中的concept；
（6）Mpl，用模板实现...
Which terminal command to get just IP address and nothing else?
...127.0.0.1 | cut -d\ -f2
Or for linux system
hostname -i | awk '{print $3}' # Ubuntu
hostname -i # Debian
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Entity Framework Join 3 Tables
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answered Jan 10 '14 at 18:30
MarcinJuraszekMarcinJuraszek
116k1313 gold badges164164 silver badges235235 bronze badges
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ASP.NET MVC3: What is the packages.config for?
... packages with their respective versions. If you installed the ASP.NET MVC 3 Tools Update it uses NuGet by default to track packages such as jQuery, EntityFramework, Modernizr. That's why you might be seeing this file when you create a new bare bone project.
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
I have 3 levels of div :
4 Answers
4
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Is there a naming convention for Django apps
...rcase names, although the use of underscores is
discouraged.
So, 1 and 3 are both valid, but 3 would be the recommended approach.
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How to access pandas groupby dataframe by key
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In [21]: gb.get_group('foo')
Out[21]:
A B C
0 foo 1.624345 5
2 foo -0.528172 11
4 foo 0.865408 14
Note: This doesn't require creating an intermediary dictionary / copy of every subdataframe for every group, so will be much more memory-efficient that creating the naive di...