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Select multiple records based on list of Id's with linq
...aining Id's of my UserProfile table. How can i select all UserProfiles based on the list of Id's i got in a var using LINQ ?
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Why is the C++ STL is so heavily based on templates? (and not on *interfaces*)
... @einpoklum And what exactly would you gain from an abstract base class? Take std::set as an example. It does not inherit from an abstract base class. How does that limit your usage of std::set? Is there anything you cannot do with a std::set because it does not inherit from an abstrac...
Understand the “Decorator Pattern” with a real world example
... want toppings of his desire and final bill-amount will be composed of the base pizzas and additionally ordered toppings. Each topping decorator would know about the pizzas that it is decorating and it's price. GetPrice() method of Topping object would return cumulative price of both pizza and the t...
top -c command in linux to filter processes listed based on processname
...on -u but I am wondering if there is any easy way to filter the processes based on processname listed under COMMAND column of the top output.
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Finding the type of an object in C++
... a bad_cast exception.
Make sure there is at least one virtual function in Base class to make dynamic_cast work.
Wikipedia topic Run-time type information
RTTI is available only for classes that are polymorphic, which means
they have at least one virtual method. In practice, this is not a
limitatio...
LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface
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Perfect, it's great being able to perform Interface-based queries and still maintain the collection as IQueryable. A bit annoying however that there is basically no way of thinking up this fix, without knowing the inner workings of EF.
– Anders
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Creating a new column based on if-elif-else condition
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to set the authorization header using curl
...ion used in HTTP (which is the type curl uses by
default) is plain text based, which means it sends username and password
only slightly obfuscated, but still fully readable by anyone that sniffs on
the network between you and the remote server.
To tell curl to use a user and password f...
Having links relative to root?
....html" will link to the page www.example.com/vegetables/carrots.html.
The base tag element allows you to specify the base-uri for that page (though the base tag would have to be added to every page in which it was necessary for to use a specific base, for this I'll simply cite the W3's example:
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Select mySQL based only on month and year
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Suppose you have a database field created_at Where you take value from timestamp.
You want to search by Year & Month from created_at date.
YEAR(date(created_at))=2019 AND MONTH(date(created_at))=2
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