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What is the difference between varchar and nvarchar?
... and Unicode is the cure for codepage problems. With cheap disk and memory nowadays, there is really no reason to waste time mucking around with code pages anymore.
All modern operating systems and development platforms use Unicode internally. By using nvarchar rather than varchar, you can avoid do...
Using Emacs as an IDE
...f documentation or README file that I want to consult while I am working. Now I know there are some pretty expert Emacs users out there, and I am curious what other Emacs functionally is useful if the intention is to use it as a complete IDE. Specifically, most IDEs usually fulfill these functions...
c# datatable insert column at position 0
does anyone know the best way to insert a column in a datatable at position 0?
3 Answers
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New lines inside paragraph in README.md
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Thank you so much. My documents will be much better now!
– Guilherme Ferreira
Aug 29 '16 at 16:20
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Nested attributes unpermitted parameters
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Seems there is a change in handling of attribute protection and now you must whitelist params in the controller (instead of attr_accessible in the model) because the former optional gem strong_parameters became part of the Rails Core.
This should look something like this:
class PeopleCo...
Does Swift support reflection?
...intln("Type: \(type)") //Unfortunately this prints only "Type: Metatype"
Now assuming TestObject extends NSObject
var clazz: NSObject.Type = TestObject.self
var instance : NSObject = clazz()
if let testObject = instance as? TestObject {
println("yes!") //prints "yes!"
}
Currently, there is...
Static member initialization in a class template
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@Johannes: Dammit, I'm here for a year and I didn't know that! What else am I missing? (I still remember the shame when I discovered that the two numbers that appear when I click on the number of votes aren't a bug, but a feature.) <goes_playing> Wow, when I hover over yo...
How are the points in CSS specificity calculated
...zemonger pointed out earlier in the year, webkit browsers (chrome, safari) now appear to use a higher base than 256. Perhaps 216, like Opera? IE and Firefox still use 256.
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
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@JonathanLeffler the link seems to be not working right now. If you are also getting an issue visiting the link, can you please update it?
– Ajay Brahmakshatriya
Nov 25 '18 at 6:46
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getSupportActionBar from inside of Fragment ActionBarCompat
...n a v7 ActionBar that I would cast to if I needed the extra functionality. Now my Fragments have to be aware of what type of Activity they are hosted in.
– Paul
Aug 19 '13 at 18:48
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