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Specify custom Date format for colClasses argument in read.table/read.csv
Is there a way to specify the Date format when using the colClasses argument in read.table/read.csv?
4 Answers
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Error :Request header field Content-Type is not allowed by Access-Control-Allow-Headers
I created an mvc4 web api project using vS2012. I used following tutorial to solve the Cross-Origin Resource Sharing, "http://blogs.msdn.com/b/carlosfigueira/archive/2012/07/02/cors-support-in-asp-net-web-api-rc-version.aspx". It is working successfully, and i post data from client side to server s...
Why is the .bss segment required?
What I know is that global and static variables are stored in the .data segment, and uninitialized data are in the .bss segment. What I don't understand is why do we have dedicated segment for uninitialized variables? If an uninitialised variable has a value assigned at run time, does the varia...
ExecuteReader requires an open and available Connection. The connection's current state is Connectin
When attempting to connect to MSSQL database via ASP.NET online, I will get the following when two or more people connect simultaneously:
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Git clone without .git directory
Is there a flag to pass to git when doing a clone, say don't clone the .git directory? If not, how about a flag to delete the .git directory after the clone?
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what is the preferred way to mutate a React state?
Let's say I have a list of plain objects in my this.state.list that I can then use to render a list of children. What then is the right way to insert object into this.state.list ?
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Spring @PostConstruct vs. init-method attribute
Is there any difference between using the @PostConstruct annotation and declaring the same method as init-method in Spring XML configuration?
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Changing the status bar text color in splash screen iOS 7
I know that are already some stackoverflow questions that say how to change the status bar for all view controllers. I am currently changing the color of status bar this way:
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What's the difference of “./configure” option “--build”, “--host” and “--target”?
The script ./configure accepts 3 options --build , --host and --target . I'm confusing their roles. What's the difference and semantics of them?
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