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php - get numeric index of associative array
...value, if you happen to search for an int index like this:
$a = array(
"foo" => "bar",
"nice",
"car" => "fast",
"none"
);
$ind = 0;
echo array_search($ind, array_map("strval", array_keys($a)));
You will always get 0, which is wrong, so the solution would be to cast the index (if you...
In AngularJS, what's the difference between ng-pristine and ng-dirty?
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What are the differences between .so and .dylib on osx?
.dylib is the dynamic library extension on OSX, but it's never been clear to me when I can't / shouldn't use a traditional unix .so shared object.
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Using jQuery to test if an input has focus
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if anyone cares there is a much better way to capture focus now, $(foo).focus(...)
http://api.jquery.com/focus/
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List all base classes in a hierarchy of given class?
Given a class Foo (whether it is a new-style class or not), how do you generate all the base classes - anywhere in the inheritance hierarchy - it issubclass of?
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Simple insecure two-way data “obfuscation”?
I'm looking for very simple obfuscation (like encrypt and decrypt but not necessarily secure) functionality for some data. It's not mission critical. I need something to keep honest people honest, but something a little stronger than ROT13 or Base64 .
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What is the closest thing Windows has to fork()?
I guess the question says it all.
13 Answers
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List comprehension rebinds names even after scope of comprehension. Is this right?
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What is the significance of #pragma marks? Why do we need #pragma marks?
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My GCC compiler gave the warning, foo.h:52:0: warning: ignoring #pragma mark [-Wunknown-pragmas] #pragma mark -, which is not fatal. So gcc probably does not know about '-'.
– Kemin Zhou
May 4 at 20:34
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How do you debug a regex? [closed]
...n't format the output properly on Stack Overflow.)
$ perl -Mre=debug -e'"foobar"=~/(.)\1/'
Compiling REx "(.)\1"
Final program:
1: OPEN1 (3)
3: REG_ANY (4)
4: CLOSE1 (6)
6: REF1 (8)
8: END (0)
minlen 1
Matching REx "(.)\1" against "foobar"
0 <> <foobar> ...