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Why is using “for…in” for array iteration a bad idea?
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1581
The reason is that one construct:
var a = []; // Create a new empty array.
a[5] = 5; ...
How to crop circular area from bitmap in Android
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17 Answers
17
Active
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How exactly does the python any() function work?
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168
If you use any(lst) you see that lst is the iterable, which is a list of some items. If it con...
Convert a float64 to an int in Go
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213
package main
import "fmt"
func main() {
var x float64 = 5.7
var y int = int(x)
fmt.Printl...
Transposing a 2D-array in JavaScript
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210
array[0].map((_, colIndex) => array.map(row => row[colIndex]));
map calls a provided...
Change URL parameters
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114
I've extended Sujoy's code to make up a function.
/**
* http://stackoverflow.com/a/10997390/...
Breaking out of a nested loop
...urn to exit back to the main code.
// goto
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
goto Foo; // yeuck!
}
}
Foo:
Console.WriteLine("Hi");
vs:
// anon-method
Action work = delegate
{
for (int x = 0; x < 10...
How to read data when some numbers contain commas as thousand separator?
... values are expressed as strings with commas as thousand separator, e.g. "1,513" instead of 1513 . What is the simplest way to read the data into R?
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