大约有 18,000 项符合查询结果(耗时:0.0363秒) [XML]

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Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, ac

I am using Jdbctemplate to retrieve a single String value from the db. Here is my method. 17 Answers ...
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What is the difference between task and thread?

...namespace. What is the true difference between Thread and Task . I did some sample program(help taken from MSDN) for my own sake of learning with ...
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Automatic Retina images for web sites

With the new Apple MacBook Pro with retina display, if you provide a "standard" image on your website, it'll be a little fuzzy. So you have to provide a retina image. ...
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How do I turn off Oracle password expiration?

I'm using Oracle for development. The password for a bootstrap account that I always use to rebuild my database has expired. ...
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Formatting code snippets for blogging on Blogger [closed]

My blog is hosted on Blogger and I frequently post code snippets in C / C# / Java / XML etc. but I find the snippet gets "mangled". ...
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Reliable way for a Bash script to get the full path to itself [duplicate]

I have a Bash script that needs to know its full path. I'm trying to find a broadly-compatible way of doing that without ending up with relative or funky-looking paths. I only need to support Bash, not sh, csh, etc. ...
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Rails raw SQL example

How can I convert this code to raw sql and use in rails? Because When I deploy this code in heroku,there is a request timeout error.I think this will be faster if I use raw sql. ...
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How to copy commits from one branch to another?

I've got two branches from my master: 8 Answers 8 ...
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count vs length vs size in a collection

From using a number of programming languages and libraries I have noticed various terms used for the total number of elements in a collection. ...