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Get person's age in Ruby
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410
I know I'm late to the party here, but the accepted answer will break horribly when trying to wo...
Rails: fields_for with index?
...many years ago, for a modern approach see:
https://stackoverflow.com/a/22640703/105403
This would actually be a better approach, following Rails documentation more closely:
<% @questions.each.with_index do |question,index| %>
<% f.fields_for :questions, question do |fq| %>
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Medium-size Clojure sample application?
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answered Dec 14 '09 at 16:48
macmac
9,33644 gold badges3131 silver badges5151 bronze badges
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Is there a goto statement in Java?
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201
The Java keyword list specifies the goto keyword, but it is marked as "not used".
It was in th...
Specifying an Index (Non-Unique Key) Using JPA
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208
With JPA 2.1 you should be able to do it.
import javax.persistence.Column;
import javax.persis...
What are the best practices for using Assembly Attributes?
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207
We're using a global file called GlobalAssemblyInfo.cs and a local one called AssemblyInfo.cs. ...
How to compare arrays in C#? [duplicate]
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230
You can use the Enumerable.SequenceEqual() in the System.Linq to compare the contents in the arr...
Should I index a bit field in SQL Server?
...contains a set of rows for each index value. If you have a range of 1 to 10, then you would have 10 index pointers. Depending on how many rows there are this can be paged differently. If your query looks for the index matching "1" and then where Name contains "Fred" (assuming the Name column is n...
Center image in div horizontally [duplicate]
...ght: auto;
or
/* for the img inside your div */
display: block;
margin: 0 auto;
That's all.
Note, that you'll also have to set an initial min-width for your outer div.
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Modern way to filter STL container?
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110
See the example from cplusplus.com for std::copy_if:
std::vector<int> foo = {25,15,5,-5,-...