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Facebook database design?
...able that holds the UserID and then the UserID of the friend (we will call it FriendID). Both columns would be foreign keys back to the Users table.
Somewhat useful example:
Table Name: User
Columns:
UserID PK
EmailAddress
Password
Gender
DOB
Location
TableName: Friends
Co...
Setting Environment Variables for Node to retrieve
I'm trying to follow a tutorial and it says:
16 Answers
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Finding duplicates in O(n) time and O(1) space
...nput: Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times.
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What is JAXB and why would I use it? [closed]
...ee what Stack Overflow users think the use case is for JAXB and what makes it a good or a bad solution for that case.
9 Ans...
What is the difference between --save and --save-dev?
...--save-dev is used to save the package for development purpose.
Example: unit tests, minification..
--save is used to save the
package required for the application to run.
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What is @ModelAttribute in Spring MVC?
...property of the Model object (the M in MVC ;)
so let's say we have a form with a form backing object that is called "Person"
Then you can have Spring MVC supply this object to a Controller method by using the @ModelAttribute annotation:
public String processForm(@ModelAttribute("person") Person per...
What's the yield keyword in JavaScript?
...a "yield" keyword in JavaScript, but I found very poor documentation about it. Can someone explain me (or recommend a site that explains) its usage and what it is used for?
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When do you use the Bridge Pattern? How is it different from Adapter pattern?
... the Bridge Pattern in a real world application? If so, how did you use it? Is it me, or is it just the Adaptor Pattern with a little dependency injection thrown into the mix? Does it really deserve its own pattern?
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Best way to stress test a website [duplicate]
...y suggestion is for you to do some automated tests first. Use selenium for it.
Then deploy selenium grid to test in multiple computers at the same time.
Although Selenium as an automated test tool will run quite fast, making a mini stress test. If you put the same automation running on a couple of...
Stretch and scale CSS background
Is there a way to get a background in CSS to stretch or scale to fill its container?
16 Answers
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