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Submitting a multidimensional array via POST with php
... suggest changing your form names to this format instead:
name="diameters[0][top]"
name="diameters[0][bottom]"
name="diameters[1][top]"
name="diameters[1][bottom]"
...
Using that format, it's much easier to loop through the values.
if ( isset( $_POST['diameters'] ) )
{
echo '<table>';
...
How do I reverse a C++ vector?
...{
std::vector<int> a;
std::reverse(a.begin(), a.end());
return 0;
}
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setting y-axis limit in matplotlib
...t axes".
– Lenar Hoyt
May 8 '17 at 10:57
39
you can also set one value None which leaves the calc...
Two color borders
...utline is inside of the shadow; in FireFox it is outside, so -moz-outline: 0 is useful to ensure that you don't get a gnarly line around your beautiful CSS drop shadow).
.someclass {
border: 1px solid blue;
outline: 1px solid darkblue;
}
Edit: Some people have remarked that outline doesn't ji...
How to convert a string to integer in C?
...ns in C99. For example you could say:
uintmax_t num = strtoumax(s, NULL, 10);
if (num == UINTMAX_MAX && errno == ERANGE)
/* Could not convert. */
Anyway, stay away from atoi:
The call atoi(str) shall be equivalent to:
(int) strtol(str, (char **)NULL, 10)
except that the han...
How do you find the sum of all the numbers in an array in Java?
...
In java-8 you can use streams:
int[] a = {10,20,30,40,50};
int sum = IntStream.of(a).sum();
System.out.println("The sum is " + sum);
Output:
The sum is 150.
It's in the package java.util.stream
import java.util.stream.*;
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Get column index from column name in python pandas
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answered Oct 23 '12 at 0:06
DSMDSM
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How to check if PHP array is associative or sequential?
...w to determine whether an array has sequential numeric keys, starting from 0
Consider which of these behaviours you actually need. (It may be that either will do for your purposes.)
The first question (simply checking that all keys are numeric) is answered well by Captain kurO.
For the second qu...
How to find the JVM version from a program?
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10 Answers
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Reference list item by index within Django template?
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190
It looks like {{ data.0 }}. See Variables and lookups.
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