大约有 40,000 项符合查询结果（耗时：0.0500秒） [XML]
Update all values of a column to lowercase
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vim and NERD Tree extension - adding a file
... editor with the NERDTree plugin to navigate through the tree of your project, is there an easy way to create a new source code file under the currently highlighted directory?
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Rails check if yield :area is defined in content_for
I want to do a conditional rendering at the layout level based on the actual template has defined content_for(:an__area) , any idea how to get this done?
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Postgresql query between date ranges
I am trying to query my postgresql db to return results where a date is in certain month and year. In other words I would like all the values for a month-year.
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Cost of storing AMI
I understand Amazon will charge per GB provisioned EBS storage. If I create AMI of my instance, does this mean my EBS volume will be duplicated, and hence incur additional cost?
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Where can I find my Azure account name and account key?
I am starting with Windows Azure. I have an Azure account with Microsoft and would like to use it from my Visual Studio project
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How do I make the scrollbar on a div only visible when necessary?
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Assign width to half available screen width declaratively
Is it possible to assign a widget width to half the available screen width, and do it using declarative xml?
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Is there any way to use a numeric type as an object key?
It seems that when I use a numeric type as a key name in an object, it always gets converted to a string. Is there anyway to actually get it to store as a numeric? The normal typecasting does not seem to work.
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How do I add a Maven dependency in Eclipse?
I don't know how to use Maven at all. I've been developing for a couple years with Eclipse and haven't yet needed to know about it. However, now I'm looking at some docs that suggest I do the following:
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