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Why is list initialization (using curly braces) better than the alternatives?
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Basically copying and pasting from Bjarne Stroustrup's "The C++ Programming Language 4th Edition":
List initialization does not allow narrowing (§iso.8.5.4). That is:
An integer cannot be converted to another integer that cannot hold its v...
Changing the status bar text color in splash screen iOS 7
...n ignore all the possible values listed in the drop down for this property and type UIStatusBarStyleLightContent instead.
And you don't have to set UIViewControllerBasedStatusBarAppearanceto NOin your plist, you can set the preferredStatusBarStyle you want to your view controllers.
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What are the disadvantages of using persistent connection in PDO
...rrent FastCGI process if you're using FastCGI, etc), not at the PHP level, and PHP doesn't tell the parent process to let the connection die when the script terminates abnormally.
If the dead script locked tables, those tables will remain locked until the connection dies or the next script that get...
How is “=default” different from “{}” for default constructor and destructor?
...om simply doing {}. With the latter, the function becomes "user-provided". And that changes everything.
This is a trivial class by C++11's definition:
struct Trivial
{
int foo;
};
If you attempt to default construct one, the compiler will generate a default constructor automatically. Same goes...
Spring Boot - parent pom when you already have a parent pom
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You can use the spring-boot-starter-parent like a "bom" (c.f. Spring and Jersey other projects that support this feature now), and include it only in the dependency management section with scope=import.That way you get a lot of the benefits of using it (i.e. dependency management) without repl...
Passing current scope to an AngularJS Service
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@Caio Cunha Could you expand on why it's not a good idea to pass a scope? I'm having exactly this issue, I want to add some stuff to $scope via a call to a service using an async executeSql() function. Looking into 3 options (1) use a callback on the...
What is the difference between min SDK version/target SDK version vs. compile SDK version?
What are the differences between "min sdk version/target sdk version" and "compile sdk version"? I know what min and target sdk means, but what does compile sdk version mean?
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What is two way binding?
...d lots that Backbone doesn't do two way binding but I don't exactly understand this concept.
5 Answers
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Why are joins bad when considering scalability?
...rk unit. To scale well, you don't do anything you don't need to in volume, and the things you actually do you make sure are done as efficiently as possible.
In that context, of course joining two separate data sources is relatively slow, at least compared to not joining them, because it's work you n...
What is a Portable Class Library?
.../PCL
UPDATE Nov 23 2016: Article by Rick Strahl
UPDATE Oct 29 2016: .NETStandard 1->2 FAQ
UPDATE Oct 19 2016: This is the best interview/video I've seen to date covering .NET Standard 2.0
UPDATE Sep 27 2016: .NET Standard 2.0 announcement post has more good info
UPDATE Jun 6 2016: This article...