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Can an AJAX response set a cookie?

Can an AJAX response set a cookie? If not, what is my alternative solution? Should I set it with Javascript or something similar? ...
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contenteditable, set caret at the end of the text (cross-browser)

...he following function will do it in all major browsers: function placeCaretAtEnd(el) { el.focus(); if (typeof window.getSelection != "undefined" && typeof document.createRange != "undefined") { var range = document.createRange(); range.selectNode...
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HTML.ActionLink vs Url.Action in ASP.NET Razor

...ways use html or url helpers when dealing with urls in an asp.net mvc application. Even if you have hundredths of links, use Html.ActionLink to generate them. Don't try to do such micro optimizations. You will end up with ugly code in your views. – Darin Dimitrov ...
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Sass - Converting Hex to RGBa for background opacity

I have the following Sass mixin, which is a half complete modification of an RGBa example : 5 Answers ...
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Difference between os.getenv and os.environ.get

... See this related thread. Basically, os.environ is found on import, and os.getenv is a wrapper to os.environ.get, at least in CPython. EDIT: To respond to a comment, in CPython, os.getenv is basically a shortcut to os.environ.get ; since os.environ is lo...
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What is the entry point of swift code execution?

... The entry point in a plain Swift module is the file in the module called main.swift. main.swift is the only file which is allowed to have expressions and statements at the top level (all other Swift files in the module can only contain declarations). Cocoa Touch uses the @UIApplicationMain...
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difference between use and require

Can anyone explain the difference between use and require , both when used directly and as :use and :require in the ns macro? ...
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LINQ to SQL - Left Outer Join with multiple join conditions

... You need to introduce your join condition before calling DefaultIfEmpty(). I would just use extension method syntax: from p in context.Periods join f in context.Facts on p.id equals f.periodid into fg from fgi in fg.Where(f => f.otherid == 17).DefaultIfEmpty() where p.c...
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Rails migration: t.references with alternative name?

... You can do this all in the initial migration/column definition (at least currently in Rails 5): t.references :transferable_as, index: true, foreign_key: {to_table: :courses} t.references :same_as, index: true, foreign_key: {to_t...
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What is the difference between required and ng-required?

... How can I remove ng-required respectively? Because I tried some jquery methods with no success – themhz Sep 3 '13 at 19:27 ...