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How to reset postgres' primary key sequence when it falls out of sync?
...e the sequence
SELECT setval('your_table_id_seq', COALESCE((SELECT MAX(id)+1 FROM your_table), 1), false);
COMMIT;
Source - Ruby Forum
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What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
4
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View the Task's activity stack
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165
From the command line, you can use: adb shell dumpsys activity
This asks the activity manager...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...rray have almost no API.
For color images I will wish to store triples of 16-bit integers or triples of single-precision floating-point numbers.
UArray has better support for multi-dimensional data, as it can use arbitrary data types for indexing. While this is possible in Vector (by writing an in...
Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...调试或者自定义一下框架
功能简介
Web API的主要功能
1. 支持基于Http verb (GET, POST, PUT, DELETE)的CRUD (create, retrieve, update, delete)操作
通过不同的http动作表达不同的含义，这样就不需要暴露多个API来支持这些基本操作。
2. 请...
Regex empty string or email
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319
This regex pattern will match an empty string:
^$
And this will match (crudely) an email or ...
How to rename with prefix/suffix?
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123
In Bash and zsh you can do this with Brace Expansion. This simply expands a list of items in ...
How do I select an entire row which has the largest ID in the table?
..., use @MichaelMior's answer,
SELECT row from table ORDER BY id DESC LIMIT 1
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