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Can you do greater than comparison on a date in a Rails 3 search?
I have this search in Rails 3:
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How can I stop a Postgres script when it encounters an error?
Is there a way to specify that when executing a sql script it stops when encountering the first error on the script, it usually continues, regardless of previous errors.
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How to convert a string to lower or upper case in Ruby
How do I take a string and convert it to lower or upper case in Ruby?
11 Answers
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How to get first N elements of a list in C#?
I would like to use Linq to query a bus schedule in my project, so that at any time I can get the next 5 bus arrival times. How can I limit my query to the first 5 results?
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Possible to change where Android Virtual Devices are saved?
I've set up the Android SDK and Eclipse on my machine running Windows XP and AVDs (Android Virtual Devices) are saved to "Documents and Settings\ user \.android" by default. Is there any way to change this behavior? I have all of the other components saved in a directory on a separate partition an...
How do you run your own code alongside Tkinter's event loop?
My little brother is just getting into programming, and for his Science Fair project, he's doing a simulation of a flock of birds in the sky. He's gotten most of his code written, and it works nicely, but the birds need to move every moment .
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How to get URI from an asset File?
I have been trying to get the URI path for an asset file.
11 Answers
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Making button go full-width?
I want a button to take up the full width of the column, but having difficulties...
9 Answers
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Use Font Awesome Icon in Placeholder
Is it possible to use Font Awesome Icon in a Placeholder? I read that HTML isn't allowed in a placeholder. Is there a workaround?
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如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
如何选择机器学习算法Choosing-a-Machine-Learning-Classifier机器学习 算法如何针对某个分类问题决定使用何种机器学习算法？ 当然，如果你真心在乎准确率，最好的途径就是测试一大堆各式各样的算法（同时确保在每个算法上也测试...