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File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...verridden by calls to System.setProperty(String key, String value) or with command line parameters -Dfile.separator=/
File.separator gets the separator for the default filesystem.
FileSystems.getDefault() gets you the default filesystem.
FileSystem.getSeparator() gets you the separator character ...
How do I access the ModelState from within my View (aspx page)?
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What is the meaning of id?
I am (trying to) learn Objective-C and I keep coming across a phrase like:
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Is there a ternary conditional operator in T-SQL?
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Views vs Components in Ember.js
...mber.js, and I am trying to understand the difference between a view and a component. I see both as a way of making reusable components.
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What is Ruby equivalent of Python's `s= “hello, %s. Where is %s?” % (“John”,“Mary”)`
In Python, this idiom for string formatting is quite common
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React ignores 'for' attribute of the label element
... @Meglio In HTML you need a ID for the for attribute to work. To make your component reusable you could add a name property to your component that you set as ID and as name attribute on the actual input field.
– Wim Mostmans
Feb 23 '15 at 12:53
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How should I write tests for Forms in Django?
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A migration to add unique constraint to a combination of columns
What I need is a migration to apply unique constraint to a combination of columns. i.e. for a people table, a combination of first_name , last_Name and Dob should be unique.
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