大约有 577 项符合查询结果（耗时：0.0206秒） [XML]
How to execute IN() SQL queries with Spring's JDBCTemplate effectivly?
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To comlete answer: Spring 3.1 Reference — Passing in lists of values for IN clause. But in Reference was nothing said about: it is possible to pass any Collection.
– Timofey Gorshkov
Jan 18 '12 at 20:36
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Rails 3 execute custom sql query without a model
...onnection.execute which returns a ActiveRecord::Result (available in rails 3.1+) which is a bit easier to work with.
Then you can access it in various the result in various ways like .rows, .each, or .to_hash
From the docs:
result = ActiveRecord::Base.connection.exec_query('SELECT id, title, bod...
Check if object is file-like in Python
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For 3.1+, one of the following:
isinstance(something, io.TextIOBase)
isinstance(something, io.BufferedIOBase)
isinstance(something, io.RawIOBase)
isinstance(something, io.IOBase)
For 2.x, "file-like object" is too vague a thin...
Access properties file programmatically with Spring?
...s workaround to the 'new' PropertySourcesPlaceholderConfigurer from Spring 3.1+ but I've found that the method processProperties(ConfigurableListableBeanFactory beanFactory, Properties props) is now deprecated and therefore now there's no access to the 'props' argument. Looking at the sources of Pro...
Best way to use html5 data attributes with rails content_tag helper?
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Rails 3.1 ships with built-in helpers:
http://api.rubyonrails.org/classes/ActionView/Helpers/TagHelper.html#method-i-tag
E.g.,
tag("div", :data => {:name => 'Stephen', :city_state => %w(Chicago IL)})
# => <div dat...
What is HEAD in Git?
...to the local branch you’re currently on.
From the Pro Git book, chapter 3.1 Git Branching - Branches in a Nutshell, in the section Creating a New Branch:
What happens if you create a new branch? Well, doing so creates a new
pointer for you to move around. Let’s say you create a new branch...
How to get an array of specific “key” in multidimensional array without looping
...e that, you will need to copy that wp_list_pluck.
PHP < 5.3
Wordpress 3.1+
In Wordpress there is a function called wp_list_pluck
If you're using Wordpress that solves your problem.
PHP < 5.3
If you're not using Wordpress, since the code is open source you can copy paste the code in your p...
Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
...字节表示一个符
号, 根据不同的符号而变化字节长度.
3.1 UTF-8的编码规则
UTF-8的编码规则很简单, 只有两条:
1) 对于单字节的符号, 字节的第一位设为0, 后面7位为这个符号的unicode码. 因此对于
英语字母, UTF-8编码和ASCII码...
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...但同时也需要同步与互斥，也就是要保护共享内存区。
3.1 管道（PIPE）
通俗地讲，Linux管道类似于生活中的自来水管道，水源进入水管流向水龙头，若此时关闭水龙头，该水管中水便会停止流动，此时水源也无法继续流入水管...
Node.js or Erlang
...cs, Node.js can leverage C and C++ for external addons. nodejs.org/docs/v0.3.1/api/addons.html
– Evan Plaice
Jan 24 '12 at 21:13
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