大约有 44,200 项符合查询结果（耗时：0.0532秒） [XML]
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
...
Change the color of glyphicons to blue in some- but not at all places using Bootstrap 2
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12 Answers
12
Active
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Iterating Over Dictionary Key Values Corresponding to List in Python
Working in Python 2.7. I have a dictionary with team names as the keys and the amount of runs scored and allowed for each team as the value list:
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Can a variable number of arguments be passed to a function?
...; manyArgs(1)
I was called with 1 arguments: (1,)
>>> manyArgs(1, 2, 3)
I was called with 3 arguments: (1, 2, 3)
As you can see, Python will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as sho...
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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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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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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What are bitwise shift (bit-shift) operators and how do they work?
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1728
The bit shifting operators do exactly what their name implies. They shift bits. Here's a brie...
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...
Java: method to get position of a match in a String?
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260
The family of methods that does this are:
int indexOf(String str)
indexOf(String str, int ...