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Map Tiling Algorithm
...are already found in the first square. This means that there in total are 12 different cases we must distinguish between.
Now, looking at one edge tile we can determine which way the boundary turns by looking at its four closest neighbour tiles. Marking an edge tile with X just as above we have the...
Iteration ng-repeat only X times in AngularJs
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Angular comes with a limitTo:limit filter, it support limiting first x items and last x items:
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Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers
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edited Mar 6 '16 at 12:28
answered Dec 24 '13 at 15:50
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Empty set literal?
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phoenix
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answered May 25 '11 at 20:20
sepp2ksepp2k
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JOIN queries vs multiple queries
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edited Jun 24 '11 at 20:28
Community♦
111 silver badge
answered Jul 1 '09 at 2:27
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Printing Lists as Tabular Data
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Some ad-hoc code for Python 2.7:
row_format ="{:>15}" * (len(teams_list) + 1)
print(row_format.format("", *teams_list))
for team, row in zip(teams_list, data):
print(row_format.format(team, *row))
This relies on str.format() and the Format Spe...
Use cases for the 'setdefault' dict method
The addition of collections.defaultdict in Python 2.5 greatly reduced the need for dict 's setdefault method. This question is for our collective education:
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How to find all occurrences of a substring?
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Changing column names of a data frame
...X <- data.frame(bad=1:3, worse=rnorm(3))
R> X
bad worse
1 1 -2.440467
2 2 1.320113
3 3 -0.306639
R> colnames(X) <- c("good", "better")
R> X
good better
1 1 -2.440467
2 2 1.320113
3 3 -0.306639
You can also subset:
R> colnames(X)[2] <- "superduper"
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Aligning text and image on UIButton with imageEdgeInsets and titleEdgeInsets
...ike to place an icon left of the two lines of text such that there's about 2-3 pixels of space between the image and the start of text. The control itself is Center aligned horizontally (set through Interface Builder)
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