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Why are hexadecimal numbers prefixed with 0x?
...alent programming number systems were decimal and octal — mainframes had 12, 24 or 36 bits per byte, which is nicely divisible by 3 = log2(8).
The BCPL language used the syntax 8 1234 for octal numbers. When Ken Thompson created B from BCPL, he used the 0 prefix instead. This is great because
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ASP.NET MVC - Should business logic exist in controllers?
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edited Oct 24 '08 at 21:11
answered Oct 24 '08 at 21:00
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Why is my process's Exited method not being called?
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241
In order to receive a callback on Exited event, the EnableRaisingEvents must be set to true.
Pr...
updating table rows in postgres using subquery
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edited Jul 19 '16 at 17:16
gsamaras
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In C++, what is a “namespace alias”?
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A namespace alias is a convenient way of referring to a long namespace name by a different, sh...
How do you specify the date format used when JAXB marshals xsd:dateTime?
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You can use an XmlAdapter to customize how a date type is written to XML.
package com.example...
Python idiom to return first item or None
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Python 2.6+
next(iter(your_list), None)
If your_list can be None:
next(iter(your_list or []...
Getting current directory in .NET web application
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The current directory is a system-level feature; it returns the directory that the server was l...
How to escape a pipe char in a code statement in a markdown table?
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As of March 2017 using escaped pipes is much easier: \| See other answers.
If you remove ...
What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
...sume that any Func passed in as a selector / mutator / etc. is a cheap O(1) operation.
5 Answers
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