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What is the difference between UTF-8 and ISO-8859-1?
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UTF-8 is a multibyte encoding that can represent any Unicode character. ISO 8859-1 is a single-byte encoding that can represent the first 256 Unicode characters. Both encode ASCII exactly the same way.
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How do you access command line arguments in Swift?
...wift Argument Parser
https://github.com/apple/swift-argument-parser
Begin by declaring a type that defines the information you need to collect from the command line. Decorate each stored property with one of ArgumentParser's property wrappers, and declare conformance to ParsableCommand.
The Argumen...
Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
...p_executesql generates execution plans that are more likely to be
reused by SQL Server, sp_executesql is more efficient than EXECUTE.
So, the take away: Do not use execute statement. Use sp_executesql.
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How do I put two increment statements in a C++ 'for' loop?
...s parsed (x=i++),a++ and not x=(i++, a++). That characteristic is misused by some libraries so that v = 1,2,3; does the intuitive things, but only because v = 1 returns a proxy object for which the overloaded comma operator does an append.
– AProgrammer
Aug 5 ...
Type erasure techniques
...and will use the type of the actual object passed for creating the deleter by default:
{
const shared_ptr<void> sp( new A );
} // calls A::~A() here
Of course, this is just the usual void*/function-pointer type erasure, but very conveniently packaged.
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List tables in a PostgreSQL schema
...dt in psql I only get a listing of tables in the current schema ( public by default).
4 Answers
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How to edit log message already committed in Subversion?
...es are kept in the
repository as properties attached to
each revision. By default, the log
message property (svn:log) cannot be
edited once it is committed. That is
because changes to revision properties
(of which svn:log is one) cause the
property's previous value to be
permanently ...
How to change tab size on GitHub?
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Update
Yes. As stated by mortenpi, this can be done by through an additional query parameter. See his answer for more details.
Original answer
Is that possible to change this configuration to 2 or 4 spaces?
No. It's only available as part o...
Set timeout for ajax (jQuery)
...s timeout to 3 seconds
});
You can get see what type of error was thrown by accessing the textStatus parameter of the error: function(jqXHR, textStatus, errorThrown) option. The options are "timeout", "error", "abort", and "parsererror".
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Explain the “setUp” and “tearDown” Python methods used in test cases
...f you have a lot of repeated code in your tests, you can make them shorter by moving this code to setUp/tearDown.
You might use this for creating test data (e.g. setting up fakes/mocks), or stubbing out functions with fakes.
If you're doing integration testing, you can use check environmental pre-...