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Timer function to provide time in nano seconds using C++
...s://blogs.oracle.com/dholmes/entry/inside_the_hotspot_vm_clocks
http://lwn.net/Articles/209101/
http://performancebydesign.blogspot.com/2012/03/high-resolution-clocks-and-timers-for.html
QueryPerformanceCounter Status?
See the comments for more details.
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List of Delphi language features and version in which they were introduced/deprecated
...n-breaking release, DCU's from D2006 will work unchanged in D2007;
(The .NET 'personality' of 2007 introduced generics)
Delphi 2006
Enhanced records;
operator overloading;
static methods and properties;
class helpers;
FastMM is the default memory manager;
strict private/protected v...
Creating a singleton in Python
...rence/datamodel.html. A good reference on metaclasses is eli.thegreenplace.net/2011/08/14/python-metaclasses-by-example. A good article on singletons is the series from the google blog I linked in this answer.
– agf
Sep 20 '11 at 6:28
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REST vs JSON-RPC? [closed]
... problems by returning old data. Regarding putting parameters in POST, ASP.NET already handles it automatically from automatic JSON objects.
– Bruce Patin
Mar 11 '15 at 0:03
22
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How can I prevent SQL injection in PHP?
...e are a lot of systems under PHP 5.5.0 and that may use this function. php.net/manual/en/function.mysql-query.php
– Randall Valenciano
Jan 19 '16 at 17:40
14
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Possibility of duplicate Mongo ObjectId's being generated in two different collections?
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see here: php.net/manual/en/mongocollection.insert.php : "Note: If the parameter does not have an _id key or property, a new MongoId instance will be created and assigned to it. This special behavior does not mean that the parameter is pas...
Is multiplication and division using shift operators in C actually faster?
... Agreed, optimizing for readability and maintainability will probably net you more time to spend actually optimizing things that the profiler says are hot code paths.
– doug65536
Jan 2 '13 at 21:04
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How is Docker different from a virtual machine?
...r and a full VM. How does it manage to provide a full filesystem, isolated networking environment, etc. without being as heavy?
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What is the difference D3 datum vs. data?
...> `node-${n} => data: ${d[i]}`);
});
Try it here: https://jsfiddle.net/gleezer/e4m6j2d8/6/
Again, I think this is way easier to grasp as you keep free from the mental burden coming from the enter/update/exit pattern, but as soon you need to update or change the selection you will surely be ...
Update relationships when saving changes of EF4 POCO objects
Entity Framework 4, POCO objects and ASP.Net MVC2. I have a many to many relationship, lets say between BlogPost and Tag entities. This means that in my T4 generated POCO BlogPost class I have:
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