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Maximum single-sell profit
...tock prices on a single day. We want to find a pair (buyDay, sellDay) , with buyDay ≤ sellDay , such that if we bought the stock on buyDay and sold it on sellDay , we would maximize our profit.
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How to get a Color from hexadecimal Color String
...e background color of a Layout.
Color.HSVToColor looks like a winner but it takes a float[] as a parameter.
12 Answers
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Using PHP with Socket.io
Is it possible to use Sockets.io on the client side and communicate with a PHP based application on the server? Does PHP even support such a 'long-lived connection' way of writing code?
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Fastest sort of fixed length 6 int array
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For any optimization, it's always best to test, test, test. I would try at least sorting networks and insertion sort. If I were betting, I'd put my money on insertion sort based on past experience.
Do you know anything about the input data? So...
Run two async tasks in parallel and collect results in .NET 4.5
...een trying for a while to get something I thought would be simple working with .NET 4.5
6 Answers
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String output: format or concat in C#?
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Try this code.
It's a slightly modified version of your code.
1. I removed Console.WriteLine as it's probably few orders of magnitude slower than what I'm trying to measure.
2. I'm starting the Stopwatch before the loop and stopping it righ...
How to convert an enum type variable to a string?
...follow
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edited May 3 '13 at 15:01
bluish
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Get the current first responder without using a private API
I submitted my app a little over a week ago and got the dreaded rejection email today. It tells me that my app cannot be accepted because I'm using a non-public API; specifically, it says,
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How do I access the $scope variable in browser's console using AngularJS?
... tools and type this in the console:
angular.element($0).scope()
In WebKit and Firefox, $0 is a reference to the selected DOM node in the elements tab, so by doing this you get the selected DOM node scope printed out in the console.
You can also target the scope by element ID, like so:
angular....
Select all columns except one in MySQL?
...AT('SELECT ', (SELECT REPLACE(GROUP_CONCAT(COLUMN_NAME), '<columns_to_omit>,', '') FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = '<table>' AND TABLE_SCHEMA = '<database>'), ' FROM <table>');
PREPARE stmt1 FROM @sql;
EXECUTE stmt1;
Replacing <table>, <database...