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Difference between local and global indexes in DynamoDB
...ndexes, the key values (Hash and Range) DO NOT need to be unique.
Source: http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/SecondaryIndexes.html
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How to list files in an android directory?
...GE}, READ_EXTERNAL_STORAGE_PERMISSION_CODE);
}
I recommend reading this:
http://developer.android.com/training/permissions/requesting.html#perm-request
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How can I check the syntax of Python script without executing it?
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Perhaps useful online checker PEP8 : http://pep8online.com/
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Python integer incrementing with ++ [duplicate]
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Here there is an explanation:
http://bytes.com/topic/python/answers/444733-why-there-no-post-pre-increment-operator-python
However the absence of this operator is in the python philosophy increases consistency and avoids implicitness.
In addition, this ...
OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
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2.2 easy_pool_t :内存池，和nginx的内存池实现几乎一样，见http://www.alidata.org/archives/1390 它不是一个全局的内存池，libeasy中可以有很多个，比如对于每个新的连接产生一个easy_pool_t
2.3 easy_buf_t : 用于管理连接的输入输出缓冲区
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Add a column to existing table and uniquely number them on MS SQL Server
...d an IDENTITY flag and it should do the trick
Check out this MSDN article http://msdn.microsoft.com/en-us/library/aa275462(SQL.80).aspx on the ALTER TABLE syntax
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Custom method names in ASP.NET Web API
... default it doesn't allow you to specify any action name => it uses the HTTP verb to dispatch). So when you send a GET request to /api/users/authenticate you are basically calling the Get(int id) action and passing id=authenticate which obviously crashes because your Get action expects an integer...
Why should I use IHttpActionResult instead of HttpResponseMessage?
...WebApi and have moved on to WebApi2 where Microsoft has introduced a new IHttpActionResult Interface that seems to recommended to be used over returning a HttpResponseMessage . I am confused on the advantages of this new Interface. It seems to mainly just provide a SLIGHTLY easier way to create...
How to loop through all enum values in C#? [duplicate]
...peof(EMyEnum)))
{
Console.WriteLine(val);
}
Credit to Jon Skeet here: http://bytes.com/groups/net-c/266447-how-loop-each-items-enum
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How to check for a JSON response using RSpec?
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There's also the json_spec gem, which is worth a look
https://github.com/collectiveidea/json_spec
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