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Rails 2.3-style plugins and deprecation warnings running task in Heroku
I'm upgrading to Rails 3.2, and running rake db:migrate gives me several errors of the form:
8 Answers
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Case insensitive 'in'
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answered Sep 2 '10 at 13:59
nmichaelsnmichaels
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GridLayout and Row/Column Span Woe
...ntal"
android:rowCount="8" >
<Button
android:layout_columnSpan="2"
android:layout_gravity="fill"
android:layout_rowSpan="2"
android:text="1" />
<Button
android:layout_columnSpan="2"
android:layout_gravity="fill_horizontal"
android:text="2" />
<Button
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How to Add Stacktrace or debug Option when Building Android Studio Project
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12 Answers
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Subscripts in plots in R
...to write subscripts in the title or the subtitle in R.
How can I write v 1,2 with 1,2 as subscripts?
6 Answers
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Checking to see if one array's elements are in another array in PHP
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205
You can use array_intersect().
$result = !empty(array_intersect($people, $criminals));
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Determine if string is in list in JavaScript
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288
You can call indexOf:
if (['a', 'b', 'c'].indexOf(str) >= 0) {
//do something
}
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Create an array with same element repeated multiple times
In Python, where [2] is a list, the following code gives this output:
25 Answers
25
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Find Oracle JDBC driver in Maven repository
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22 Answers
22
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Cluster analysis in R: determine the optimal number of clusters
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1024
If your question is how can I determine how many clusters are appropriate for a kmeans analysis...