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Why do x86-64 systems have only a 48 bit virtual address space?

... is required. Why bother with the cost and hardware complexity of all the extra pins that you won't use? The Motorola 68000 was like this; 32 bit internally, but with a 23 bit address bus (and a 16 bit data bus). The CPU could access 16 megabytes of RAM, and to load the native data type (32 bits)...
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Add new attribute (element) to JSON object using JavaScript

... JSON stands for JavaScript Object Notation. A JSON object is really a string that has yet to be turned into the object it represents. To add a property to an existing object in JS you could do the following. object["property"] = value; or object.property = value; If you provide some ex...
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How to drop SQL default constraint without knowing its name?

... drop the constraint and dynamically execute it. declare @schema_name nvarchar(256) declare @table_name nvarchar(256) declare @col_name nvarchar(256) declare @Command nvarchar(1000) set @schema_name = N'MySchema' set @table_name = N'Department' set @col_name = N'ModifiedDate' select @Command = '...
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Is there an alternative to string.Replace that is case-insensitive?

I need to search a string and replace all occurrences of %FirstName% and %PolicyAmount% with a value pulled from a database. The problem is the capitalization of FirstName varies. That prevents me from using the String.Replace() method. I've seen web pages on the subject that suggest ...
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Highlight the difference between two strings in PHP

What is the easiest way to highlight the difference between two strings in PHP? 13 Answers ...
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AngularJS : The correct way of binding to a service properties

...Timer.data in a $watch, Timer has to be defined on the $scope, because the string expression you pass to $watch is evaluated against the scope. Here is a plunker that shows how to make that work. The objectEquality parameter is documented here -- 3rd parameter -- but not really explained too well....
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Render a string in HTML and preserve spaces and linebreaks

... I guess the 'problem' with MVC is that if I change the string as you suggest it will display the ' ' instead of the spaces, unless I use @Html.Raw(). Then I have to be concerned about xss and the user entering bad html. I could however encode the strings on insert so tha...
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How to post JSON to PHP with curl

...ng an empty array because PHP is expecting the posted data to be in a Querystring format (key=value&key1=value1). Try changing your curl request to: curl -i -X POST -d 'json={"screencast":{"subject":"tools"}}' \ http://localhost:3570/index.php/trainingServer/screencast.json and see if...
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JavaScript naming conventions [closed]

...ink, I can't believe a "link answer" has so many votes. You could at least extract & format the relevant parts of the linked page. – Adrien Be Nov 13 '14 at 9:26 ...
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How to add line breaks to an HTML textarea?

... if you use general java script and you need to assign string to text area value then document.getElementById("textareaid").value='texthere\\\ntexttext'. you need to replace \n or < br > to \\\n otherwise it gives Uncaught SyntaxError: Unexpected token ILLEGAL on all b...