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How to escape a single quote inside awk
... $1}'
That is, with '\'' you close the opening ', then print a literal ' by escaping it and finally open the ' again.
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How do I use disk caching in Picasso?
...age
And create your own Static Picasso Instance instead of default Picasso By using
1] HttpResponseCache (Note: Works only for API 13+ )
2] OkHttpClient (Works for all APIs)
Example for using OkHttpClient to create your own Static Picasso class:
First create a new class to get your own singleton...
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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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-...