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Find the index of a dict within a list, by matching the dict's value
...lst, key="name")
tom_info = info_by_name.get("Tom")
# {'index': 1, 'id': '2345', 'name': 'Tom'}
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Create a branch in Git from another branch
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Paul Reiners
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answered Dec 17 '10 at 13:23
AbizernAbize...
conditional unique constraint
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36
Add a check constraint like this. The difference is, you'll return false if Status = 1 and Cou...
A numeric string as array key in PHP
Is it possible to use a numeric string like "123" as a key in a PHP array, without it being converted to an integer?
11 A...
Can you determine if Chrome is in incognito mode via a script?
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235
* Edit; the following no longer works in Chrome: *
Yes. The FileSystem API is disabled in incog...
How to prettyprint a JSON file?
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edited Jun 19 at 7:33
codeforester
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custom listview adapter getView method being called multiple times, and in no coherent order
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edited Sep 12 '12 at 6:36
Jainendra
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“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
..., "", "0", null, false or [].
Example:
$o = [];
@$var = ["",0,null,1,2,3,$foo,$o['myIndex']];
array_walk($var, function($v) {
echo (!isset($v) || $v == false) ? 'true ' : 'false';
echo ' ' . (empty($v) ? 'true' : 'false');
echo "\n";
});
Test the above snippet in the 3v4l.org onlin...
System.Security.SecurityException when writing to Event Log
I’m working on trying to port an ASP.NET app from Server 2003 (and IIS6) to Server 2008 (IIS7).
22 Answers
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How can I check if multiplying two numbers in Java will cause an overflow?
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answered Sep 24 '14 at 12:13
bcoughlanbcoughlan
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