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Put content in HttpResponseMessage object?
...
For a string specifically, the quickest way is to use the StringContent constructor
response.Content = new StringContent("Your response text");
There are a number of additional HttpContent class descendants for other common scen...
performSelector may cause a leak because its selector is unknown
...ult of the method you're calling. The result could be anything: void, int, char, NSString *, id, etc. ARC normally gets this information from the header of the object type you're working with.3
There are really only 4 things that ARC would consider for the return value:4
Ignore non-object types (...
Android search with Fragments
... if (Intent.ACTION_SEARCH.equals(getIntent().getAction())) {
String query = intent.getStringExtra(SearchManager.QUERY);
doMySearch(query);
}
}
/**
* Performs a search and passes the results to the container
* Activity that holds your Fragments.
...
SQL query to group by day
...er (from Jon Bright):
GROUP BY date(datefield)
For Oracle:
GROUP BY to_char(datefield, 'yyyy-mm-dd')
or faster (from IronGoofy):
GROUP BY trunc(created);
For Informix (by Jonathan Leffler):
GROUP BY date_column
GROUP BY EXTEND(datetime_column, YEAR TO DAY)
...
vector vs. list in STL
... It doesn't even have to be an UglyBlob -- even an objects with just a few string members can easily be prohibitively expensive to copy, so the reallocations will cost. Also: Don't neglect the space overhead the exponential growth of a vector holding objects of a few dozen bytes in size can cause (i...
RESTful Authentication
...as the signing token. Signing should occur before URL encoding the
query string.
This technique is perhaps the more compatible with a Stateless architecture, and can also be implemented with a light session management (using in-memory sessions instead of DB persistence).
For instance, here is a...
Using multiple delimiters in awk
...ors, with | : ex: awk -F 'this|that|[=/]' '......' (usefull to have words/strings separating things) (note that this keeps the spaces in the fiels between 2 separators. Adding also |[ \t]+ can be useful, but can make things tricky ... as there are often spaces before and after 'this', this will ma...
What is a C++ delegate?
...lic:
virtual void Fn( int i )
{
}
};
int main( int /*argc*/, char * /*argv*/ )
{
A a;
CCallback<A> cbk( a, &A::Fn );
cbk.Execute( 3 );
}
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How to search file text for a pattern and replace it with a given value
... of Ruby's capabilities, and not a production-grade solution for replacing strings in files. It's prone to various failure scenarios, such as data loss in case of a crash, interrupt, or disk being full. This code is not fit for anything beyond a quick one-off script where all the data is backed up. ...
Method to Add new or update existing item in Dictionary
...work fine in multi-threaded context. It however is not thread-safe without extra synchronization.
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