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ruby system command check exit code
...tevm --invalid-option")
$? #=> #<Process::Status: pid 9926 exit 2>
$?.exitstatus #=> 2
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Display a float with two decimal places in Python
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You could use the string formatting operator for that:
>>> '%.2f' % 1.234
'1.23'
>>> '%.2f' % 5.0
'5.00'
The result of the operator is a string, so you can store it in a variable, print etc.
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Proper way to initialize a C# dictionary with values?
..., string>
{
{ "key1", "value1" },
{ "key2", "value2" }
};
Console.ReadKey();
}
}
Can you try to reproduce it in a simple Console application and go from there? It seems likely that you're targeting .NET 2.0 (which doesn't support it) or clien...
What is the difference between visibility:hidden and display:none?
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edited Feb 12 '16 at 13:29
Casimir Crystal
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Describe the architecture you use for Java web applications? [closed]
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20
Ok I'll do a (shorter) one:
Frontend : Tapestry (3 for older projects, 5 for newer projects)
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LEFT JOIN vs. LEFT OUTER JOIN in SQL Server
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12 Answers
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How do you set the Content-Type header for an HttpClient request?
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edited Aug 20 at 14:31
Liam
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a...
How to do Base64 encoding in node.js?
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2052
Buffers can be used for taking a string or piece of data and doing base64 encoding of the res...