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How to read and write excel file
...SSFWorkbook wb = new HSSFWorkbook(fs);
HSSFSheet sheet = wb.getSheetAt(0);
HSSFRow row;
HSSFCell cell;
int rows; // No of rows
rows = sheet.getPhysicalNumberOfRows();
int cols = 0; // No of columns
int tmp = 0;
// This trick ensures that we get the data properly ev...
Backbone.js: `extend` undefined?
...rc="underscore-1.4.4-min.js"></script>
<script src="backbone-1.0.0-min.js"></script>
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Multidimensional Array [][] vs [,] [duplicate]
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501
One is an array of arrays, and one is a 2d array. The former can be jagged, the latter is unif...
Insert text into textarea with jQuery
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edited Jun 3 '09 at 19:31
answered Jun 3 '09 at 19:22
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How to try convert a string to a Guid [duplicate]
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301
new Guid(string)
You could also look at using a TypeConverter.
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Pythonic way of checking if a condition holds for any element of a list
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any():
if any(t < 0 for t in x):
# do something
Also, if you're going to use "True in ...", make it a generator expression so it doesn't take O(n) memory:
if True in (t < 0 for t in x):
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How do you know when to use fold-left and when to use fold-right?
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105
You can transfer a fold into an infix operator notation (writing in between):
This example fol...
The thread has exited with code 0 (0x0) with no unhandled exception
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The way to check a HDFS directory's size?
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Why does ~True result in -2?
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240
int(True) is 1.
1 is:
00000001
and ~1 is:
11111110
Which is -2 in Two's complement1
1 Fl...