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How to merge two files line by line in Bash
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answered Sep 27 '10 at 18:58
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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How do I pass parameters into a PHP script through a webpage?
...rg2
... and then accessing them in the script thusly:
<?php
// $argv[0] is '/path/to/wwwpublic/path/to/script.php'
$argument1 = $argv[1];
$argument2 = $argv[2];
?>
What you need to be doing when passing arguments through HTTP (accessing the script over the web) is using the query string a...
how to change an element type using jquery
...re's one way you could do it with jQuery:
var attrs = { };
$.each($("b")[0].attributes, function(idx, attr) {
attrs[attr.nodeName] = attr.nodeValue;
});
$("b").replaceWith(function () {
return $("<h1 />", attrs).append($(this).contents());
});
Example: http://jsfiddle.net/yapHk/
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Sending a message to nil in Objective-C
As a Java developer who is reading Apple's Objective-C 2.0 documentation: I wonder what " sending a message to nil " means - let alone how it is actually useful. Taking an excerpt from the documentation:
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Is unsigned integer subtraction defined behavior?
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107
The result of a subtraction generating a negative number in an unsigned type is well-defined:
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Simpler way to create dictionary of separate variables?
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edited Mar 31 '10 at 14:09
answered Mar 31 '10 at 13:59
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Generating all permutations of a given string
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607
public static void permutation(String str) {
permutation("", str);
}
private static void...
How to escape a single quote inside awk
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edited May 21 '15 at 10:39
fedorqui 'SO stop harming'
212k7373 gold badges432432 silver badges485485 bronze badges
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Finding three elements in an array whose sum is closest to a given number
... >= j) {
// We got a match! All done.
if (A[i] + A[j] + A[k] == 0) return (A[i], A[j], A[k])
// We didn't match. Let's try to get a little closer:
// If the sum was too big, decrement k.
// If the sum was too small, increment j.
(A[i] + A[j] + A[k] > 0) ? k-- : j++...
git update-index --assume-unchanged on directory
...roblematic. If you have those, you can use this:
git ls-files -z | xargs -0 git update-index --assume-unchanged
Edit: incorporated input from @MatthewScharley regarding git ls-files -z.
Windows Commands
Note: If you're on windows, use Git Bash to run these commands
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