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If REST applications are supposed to be stateless, how do you manage sessions?
I'm in need of some clarification. I've been reading about REST, and building RESTful applications. According to wikipedia, REST itself is defined to be Representational State Transfer . I therefore don't understand all this stateless gobbledeygook that everyone keeps spewing.
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Split code over multiple lines in an R script
I want to split a line in an R script over multiple lines (because it is too long). How do I do that?
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Stack smashing detected
I am executing my a.out file. After execution the program runs for some time then exits with the message:
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When should an IllegalArgumentException be thrown?
I'm worried that this is a runtime exception so it should probably be used sparingly.
Standard use case:
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What is the Git equivalent for revision number?
We use SVN at work, but for my personal projects I decided to use Git. So I installed Git yesterday, and I wonder what is the revision number equivalent in Git .
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How to properly create composite primary keys - MYSQL
Here is a gross oversimplification of an intense setup I am working with. table_1 and table_2 both have auto-increment surrogate primary keys as the ID. info is a table that contains information about both table_1 and table_2 .
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SPA best practices for authentication and session management
When building SPA style applications using frameworks like Angular, Ember, React, etc. what do people believe to be some best practices for authentication and session management? I can think of a couple of ways of considering approaching the problem.
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Remove duplicated rows
I have read a CSV file into an R data.frame. Some of the rows have the same element in one of the columns. I would like to remove rows that are duplicates in that column. For example:
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What is “overhead”?
I am a student in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
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How many Activities vs Fragments?
The basic "Fragments Tutorial" pattern goes something like this:
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