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What is the reason why “synchronized” is not allowed in Java 8 interface methods?
...odifier on default methods, it turns out that doing so would be dangerous, and so was prohibited.
Synchronized methods are a shorthand for a method which behaves as if the entire body is enclosed in a synchronized block whose lock object is the receiver. It might seem sensible to extend this sem...
Inheriting class methods from modules / mixins in Ruby
...
A common idiom is to use included hook and inject class methods from there.
module Foo
def self.included base
base.send :include, InstanceMethods
base.extend ClassMethods
end
module InstanceMethods
def bar1
'bar1'
end
end
module ...
How do I convert a datetime to date?
... To get in UTC which can be very helpful --> datetime.datetime.utcnow() and correspondingly datetime.datetime.utcnow().date()
– Nick Brady
Mar 7 '16 at 22:51
2
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SQL Server principal “dbo” does not exist,
...My database did not have had any owner before this issue. Execute this command in your database to set owner to sysadmin account:
use [YourDatabaseName] EXEC sp_changedbowner 'sa'
share
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improve ...
How can I save application settings in a Windows Forms application?
... get persistable settings. Right click on the project in Solution Explorer and choose Properties. Select the Settings tab and click on the hyperlink if settings doesn't exist.
Use the Settings tab to create application settings. Visual Studio creates the files Settings.settings and Settings.Designe...
JUnit 4 Test Suites
...lTests {}
Now you can run this in a couple different ways:
right-click and run in Eclipse as Junit test
create a runable Java Application; Main class='org.junit.runner.JUnitCore' and Args='my.package.tests.AllTests'
run from the command line:
$ java -cp build/classes/:/usr/share/java/junit4.jar...
How can I print a circular structure in a JSON-like format?
I have a big object I want to convert to JSON and send. However it has circular structure. I want to toss whatever circular references exist and send whatever can be stringified. How do I do that?
...
What's the difference setting Embed Interop Types true and false in Visual Studio?
...ou actually use in code.
Read more in Scott Hanselman's blog post about it and other VS improvements here.
As for whether it is advised or not, I'm not sure as I don't need to use this feature. A quick web search yields a few leads:
Check your Embed Interop Types flag when doing Visual Studio exten...
Autoreload of modules in IPython [duplicate]
...lly requested to. I'm doing a lot of exploratory programming using IPython and SciPy and it's quite a pain to have to manually reload each module whenever I change it.
...
How can I set focus on an element in an HTML form using JavaScript?
...PI (e.g. Document.forms, Document.getelementsByTagName or Node.childNodes) and either rely on a known document structure or look for some element specific properties.
– peterph
Jun 16 '14 at 10:03
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