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What are the main purposes of using std::forward and which problems it solves?
...arding, std::forward is used to convert the named rvalue references t1 and t2 to unnamed rvalue references. What is the purpose of doing that? How would that affect the called function inner if we leave t1 & t2 as lvalues?
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When use getOne and findOne methods Spring Data JPA
...ing a method on it is required.
findOne()/findById() is really more clear and simple to use than getOne().
So in the very most of cases, favor findOne()/findById() over getOne().
API Change
From at least, the 2.0 version, Spring-Data-Jpa modified findOne().
Previously, it was defined in the Cru...
What's the difference between StaticResource and DynamicResource in WPF?
When using resources such as brushes, templates and styles in WPF, they can be specified either as StaticResources
8 Answe...
How Scalable is SQLite? [closed]
I recently read this Question about SQLite vs MySQL and the answer pointed out that SQLite doesn't scale well and the official website sort-of confirms this , however.
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How to fully delete a git repository created with init?
I created a git repository with git init . I'd like to delete it entirely and init a new one.
13 Answers
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Why is NaN not equal to NaN? [duplicate]
The relevant IEEE standard defines a numeric constant NaN (not a number) and prescribes that NaN should compare as not equal to itself. Why is that?
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NHibernate ISession Flush: Where and when to use it, and why?
...nfused is the use of session.Flush ,in conjunction with session.Commit , and session.Close .
4 Answers
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When to use RSpec let()?
...at finger the spelling of the instance variable, a new one will be created and initialized to nil, which can lead to subtle bugs and false positives. Since let creates a method, you'll get a NameError when you misspell it, which I find preferable. It makes it easier to refactor specs, too.
A befor...
Only parameterless constructors and initializers are supported in LINQ to Entities
... this doesn't help much, but assuming you want to create a Payments object and set some of its properties based on column values:
var naleznosci = (from nalTmp in db.Naleznosci
where nalTmp.idDziecko == idDziec
select new Payments
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What character to use to put an item at the end of an alphabetic list?
...ct, I believe any of the Private Use characters will work. () Just copy and paste the character between the brackets.
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