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What is boxing and unboxing and what are the trade offs?
... which is ever so convenient. Primitives (in Java at least) don't descend from Object, can't have fields, can't have methods, and just generally behave very differently from other types of values. On the other hand, working with them can be very fast and space efficient. Thus the trade off.
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How to check whether a variable is a class or not?
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That was taken from the inspect module so I doubt it doesn't work. It's simple to check with Python2.7 for example In [8]: class NewStyle(object): ...: pass ...: In [9]: isinstance(NewStyle, (type, types.ClassType)) ...
Where to put model data and behaviour? [tl; dr; Use Services]
...e;
});
function Ctrl1($scope, ListService) {
//Can add/remove/get items from shared list
}
function Ctrl2($scope, ListService) {
//Can add/remove/get items from shared list
}
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Why can't we have static method in a (non-static) inner class?
.... I want to write a utility inner class. Some of its methods would benefit from access to the outer class, so I can't make it static, but some of its methods are just utility functions. Why can't I call A.B.sync(X) or even (from within A) B.sync(x)?
– Edward Falk
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What Makes a Good Unit Test? [closed]
...uttering the test with "incidental details".. become a minimalist.
Apart from these, most of the others are guidelines that cut down on low-benefit work: e.g. 'Don't test code that you don't own' (e.g. third-party DLLs). Don't go about testing getters and setters. Keep an eye on cost-to-benefit ra...
How to get month name from Calendar
...December"};
return monthNames[month];
}
The number you pass in comes from a Calendar.MONTH call.
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Remove characters from NSString?
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Taken from NSString
stringByReplacingOccurrencesOfString:withString:
Returns a new string in which all occurrences of a target string in the receiver are replaced by another given string.
- (NSString *)stringByReplacingOccurren...
How to get a specific “commit” of a gem from github?
...ub.com/rails/rails.git', :tag => 'v2.3.5'
Source: How to install gems from git repositories
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A transport-level error has occurred when receiving results from the server [closed]
I'm getting a SQL Server error:
21 Answers
21
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Grep and Sed Equivalent for XML Command Line Processing
...ten in SML, so
installation may be difficult.
LT XML:
XML toolkit derived from SGML tools, including sggrep, sgsort,
xmlnorm and others. Uses its own query syntax. The documentation is
very formal. Written in C. LT XML 2 claims support of XPath, XInclude
and other W3C standards.
xmlgrep2:
simple...