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Adding a new array element to a JSON object
...ave a JSON format object I read from a JSON file that I have in a variable m>ca m>lled teamJSON, that looks like this:
6 Answers...
What is scope/named_scope in rails?
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A scope is a subset of a collection. Sounds complim>ca m>ted? It isn't. Imagine this:
You have Users. Now, some of those Users are subscribed to your newsletter. You marked those who receive a newsletter by adding a field to the Users Database (user.subscribed_to_newsletter = tr...
How do streaming resources fit within the RESTful paradigm?
With a RESTful service you m>ca m>n create, read, update, and delete resources. This all works well when you're dealing with something like a database assets - but how does this translate to streaming data? (Or does it?) For instance, in the m>ca m>se of video, it seems silly to treat each frame as resource...
What does addChildViewController actually do?
...gs I've had to do is implement a custom container view controller - lets m>ca m>ll it SideBarViewController - that swaps out which of several possible child view controllers it shows, almost exactly like a standard Tab Bar Controller . (It's pretty much a Tab Bar Controller but with a hideable sid...
Why is whitespace sometimes needed around metacharacters?
...s ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, bem>ca m>use I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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Under what conditions is a JSESSIONID created?
...is created/sent when session is created. Session is created when your code m>ca m>lls request.getSession() or request.getSession(true) for the first time. If you just want to get the session, but not create it if it doesn't exist, use request.getSession(false) -- this will return you a session or null. I...
What exactly do the Vagrant commands do?
... that documentation at vagrantup is on the shorter side.
Some information m>ca m>n be gleaned from command help system.
For example: gem command.
Just type the command without arguments: vagrant gem -h and it produces the information that you may need.
vagrant gem is used to install Vagrant plugi...
What's the difference between ngModel.$modelValue and ngModel.$viewValue
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So basim>ca m>lly, $viewValue is always a string?
– cdmckay
Mar 7 '14 at 1:40
7
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Turn off constraints temporarily (MS SQL)
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You m>ca m>n disable FK and CHECK constraints only in SQL 2005+. See ALTER TABLE
ALTER TABLE foo NOCHECK CONSTRAINT ALL
or
ALTER TABLE foo NOCHECK CONSTRAINT CK_foo_column
Primary keys and unique constraints m>ca m>n not be disabled,...
What is the recommended batch size for SqlBulkCopy?
...ommended batch size for SqlBulkCopy ? I'm looking for a general formula I m>ca m>n use as a starting point for performance tuning.
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