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What is Lazy Loading?
...ects unnecessarily. For instance if you have a "Customer" class which has "Orders" object aggregated. So you like to load the customer data but the orders objects you would like to delay until your application needs it.
Below is a youtube video which demonstrates how to use lazy loading , how we ...
Why do browsers match CSS selectors from right to left?
...ing the rules by specificity and then matching against them in specificity order. But the question here is why for a given rule you match its selectors in a particular way.
– Boris Zbarsky
Apr 28 '11 at 4:37
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What Computer Science concepts should I know? [closed]
...s, but find wikipedia too academic :D
Anyway, here goes, in no particular order:
The relational model: Introduction to Database systems
Object orientation : Object Thinking
Complexity and computation theory (think Turing machines and automata): Introduction to theory of computation
A little compi...
How to convert a table to a data frame
...need -- apparently, the table needs to somehow be converted to a matrix in order to be appropriately translated into a data frame. I found more details on this as.data.frame.matrix() function for contingency tables at the Computational Ecology blog.
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How do you split and unsplit a window/view in Eclipse IDE?
... The key is to drag the new opened editor to reach the bottom border of the old editor, then a black arrow and a black line at the middle of the old editor will appear to indicate that you split the editor successfully.
– zhihong
Sep 26 '13 at 13:35...
What's the use of session.flush() in Hibernate
...it but hits the database and executes the query and gets rollback too.
In order to commit we use commit() on Transaction object.
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git: undo all working dir changes including new files
...leading ../). So I had to cd ../ up into the second location directory in order to delete the second file using that command.
– Chris22
Dec 3 '18 at 20:11
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javascript toISOString() ignores timezone offset [duplicate]
...r many years offline just to note that this answer allow to format Date in order for a .NET API to receive a date with the TimeZone and deserialize it properly. It's not that bad to have moment.js in a js project, knowing how much the Date API from ECMAScript lacks of functionalities.
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The static keyword and its various uses in C++
...erwise), and then non-locals are "dynamically initialized" properly in the order they are defined in the translation unit (for things like std::string="HI"; that aren't constexpr). Finally, function-local statics will be initialized the first time execution "reaches" the line where they are declar...
OpenSSL: PEM routines:PEM_read_bio:no start line:pem_lib.c:703:Expecting: TRUSTED CERTIFICATE [close
...hing outside of the CERTIFICATE and PRIVATE KEY sections and to invert the order which they appeared.
After converting from pfx to pem file, the certificate looked like this:
Bag Attributes
localKeyID: ...
issuer=...
-----BEGIN CERTIFICATE-----
...
-----END CERTIFICATE-----
Bag Attributes
more garb...