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What is a patch in git version control?
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Assigning a variable NaN in python without numpy
...t;>> import math
>>> math.isnan(nan)
True
Before Python 3.5, one could use float("nan") (case insensitive).
Note that checking to see if two things that are NaN are equal to one another will always return false. This is in part because two things that are "not a number" cannot (str...
“new” keyword in Scala
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Use the new keyword when you want to refer to a class's own constructor:
class Foo { }
val f =...
Error handling principles for Node.js + Express.js applications?
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Error handling in Node.js is generally of the format A). Most callbacks return an error object a...
Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
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From the MSDN documentation for NameValueCollection.Item Property (String):
Caution
This proper...
Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
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edited Feb 24 at 1:53
Callum Watkins
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Two single-column indexes vs one two-column index in MySQL?
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Mark ByersMark Byers
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Class with Object as a parameter
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unutbuunutbu
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How big is too big for a PostgreSQL table?
... 1 GB
Maximum Rows per Table Unlimited
Maximum Columns per Table 250 - 1600 depending on column types
Maximum Indexes per Table Unlimited
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Need to reset git branch to origin version
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