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TCP loopback connection vs Unix Domain Socket performance
... of performing client/server communication on a single host using the same API that is used for clients and servers on different hosts. The Unix domain protocols are an alternative to the interprocess communication (IPC) methods.
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How do I associate a Vagrant project directory with an existing VirtualBox VM?
...othername".
Stop the machine from provisioning:
Create a file named action_provision in the same dir as the id file, set it's contents to: 1.5:{id} replacing {id} with the id found in step 1.
Setup a new public/private key:
Vagrant uses a private key stored in .vagrant/machines/default/virtualbox/...
Can an interface extend multiple interfaces in Java?
...in of the diamond problem?) __Tried it and the sensible thing happens: not allowed if the return type is different.
– Daniel
Jan 6 '15 at 17:38
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When monkey patching an instance method, can you call the overridden method from the new implementat
Say I am monkey patching a method in a class, how could I call the overridden method from the overriding method? I.e. Something a bit like super
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What is the optimal length for an email address in a database?
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Especially if you want the email field to have a unique constraint; under INNODB and utf8 varchar(254) is small enough (less than 767bytes) to have a unique constraint and varchar(300) is not.
– Autonomy
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How do PHP sessions work? (not “how are they used?”)
...on files are usually stored in, say, /tmp/ on the server, and named sess_{session_id} . I have been looking at the contents and cannot figure out how they really work.
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Is it possible to Turn page programmatically in UIPageViewController?
Is it possible to turn page programmatically in UIPageViewController ?
17 Answers
17
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What is Data Transfer Object?
...attern.
Another use for DTOs can be to encapsulate parameters for method calls. This can be useful if a method takes more than 4 or 5 parameters.
When using the DTO pattern, you would also make use of DTO assemblers. The assemblers are used to create DTOs from Domain Objects, and vice versa.
The ...
What is the expected syntax for checking exception messages in MiniTest's assert_raises/must_raise?
..._raises FooError do
bar.do_it
end
To assert exception message:
As per API doc, assert_raises returns the exception matched so you can check the message, attributes, etc.
exception = assert_raises FooError do
bar.do_it
end
assert_equal('Foo', exception.message)
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
In my multithreaded asmx web service I had a class field _allData of my own type SystemData which consists of few List<T> and Dictionary<T> marked as volatile . The system data ( _allData ) is refreshed once in a while and I do it by creating another object called newData and fill...