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Enabling auto layout in iOS 6 while remaining backwards compatible with iOS 5

...tolayout can be enabled or disabled on each .storyboard or .xib file. Just select the particular file and modify the "Use Autolayout" property using the File inspector in Xcode: Using autolayout enabled interface files with the deployment target set to an iOS version prior to 6.0 results in compi...
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INNER JOIN vs LEFT JOIN performance in SQL Server

...(ID, Name) VALUES (4, 'Four') INSERT #Test2 (ID, Name) VALUES (5, 'Five') SELECT * FROM #Test1 t1 INNER JOIN #Test2 t2 ON t2.Name = t1.Name SELECT * FROM #Test1 t1 LEFT JOIN #Test2 t2 ON t2.Name = t1.Name DROP TABLE #Test1 DROP TABLE #Test2 If you run this and view the execution plan, you'll se...
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Why does SSL handshake give 'Could not generate DH keypair' exception?

...DHE_.... The later would happen if I added BouncyCastle. If TLS_ECDHE_ was selected, MOST OF the time it worked, but not ALWAYS, so adding even BouncyCastle provider was unreliable (failed with same error, every other time or so). I guess somewhere in the Sun SSL implementation sometimes it choose D...
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PDO's query vs execute

... multiple times. Example of prepared statements: $sth = $dbh->prepare('SELECT name, colour, calories FROM fruit WHERE calories < :calories AND colour = :colour'); $sth->bindParam(':calories', $calories); $sth->bindParam(':colour', $colour); $sth->execute(); // $calories or $color...
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How should a model be structured in MVC? [closed]

...t you also share the instances of various servers to be shared between the selected controller and view for a given request-response cycle. Alteration of model's state Now that you can access to the model layer in the controllers, you need to start actually using them: public function postLogin(...
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How to combine two or more querysets in a Django view?

...s. For example: >>> qs1.union(qs2, qs3) The UNION operator selects only distinct values by default. To allow duplicate values, use the all=True argument. union(), intersection(), and difference() return model instances of the type of the first QuerySet even if the arguments ...
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How to perform OR condition in django queryset?

...st_name__startswith='D' ) leads to In [5]: str(queryset.query) Out[5]: 'SELECT "auth_user"."id", "auth_user"."password", "auth_user"."last_login", "auth_user"."is_superuser", "auth_user"."username", "auth_user"."first_name", "auth_user"."last_name", "auth_user"."email", "auth_user"."is_staff", "a...
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Why does integer division in C# return an integer and not a float?

...ation of the form x / y, binary operator overload resolution is applied to select a specific operator implementation. The operands are converted to the parameter types of the selected operator, and the type of the result is the return type of the operator. The predefined division operators are ...
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Google maps API V3 - multiple markers on exact same spot

...t to be written) function to popup an InfoWindow with a list of options to select from. Note that the markerClusterer object is passed to your function, because you will need this to determine how many markers there are in that cluster. For example: function multiChoice(mc) { var cluster = mc....
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Is there a way to find/replace across an entire project in Eclipse?

...en go right-click on the project and do search from there (then make sure "selected resource" is selected in the dialog box). – Travitron Apr 27 '12 at 11:22 1 ...