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What is a regular expression for a MAC Address?

... The second will incorrectly match strings which contain non-hex characters such as g. – Binary Phile Feb 25 '15 at 15:32 ...
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How do I replace text in a selection?

...e you have open. There is an icon option which when hovered over says "In Selection" that you can select to find and replace within a selection. I've pointed to the correct icon in the screenshot below. Hit replace all, and voila, all instances of '0' will be replaced with '255'. Note: this ...
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Remove all special characters, punctuation and spaces from string

I need to remove all special characters, punctuation and spaces from a string so that I only have letters and numbers. 16 A...
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How do I enable the column selection mode in Eclipse?

News wrote that Eclipse 3.5 finally supports column selection. Unfortunately I don't know HOW to enable it. I tried pressing the ALT-key like I am used to in Visual Studio and all other Microsoft products but that had no effect. ...
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Where does Console.WriteLine go in ASP.NET?

...ass DebugTextWriter : System.IO.TextWriter { public override void Write(char[] buffer, int index, int count) { System.Diagnostics.Debug.Write(new String(buffer, index, count)); } public override void Write(string value) { System.Diagnostics.Debug.Write(value); } public...
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SET versus SELECT when assigning variables?

What are the differences between the SET and SELECT statements when assigning variables in T-SQL? 4 Answers ...
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Why does AngularJS include an empty option in select?

...efined in the specification at http://docs.angularjs.org/api/ng.directive:select , I still get an empty option as the first child of select element. ...
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SQL WHERE.. IN clause multiple columns

...a derived table from the subquery, and join table1 to this derived table: select * from table1 LEFT JOIN ( Select CM_PLAN_ID, Individual_ID From CRM_VCM_CURRENT_LEAD_STATUS Where Lead_Key = :_Lead_Key ) table2 ON table1.CM_PLAN_ID=table2.CM_PLAN_ID AND table1.Individual=table2.Indi...
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Compare two files line by line and generate the difference in another file

... That does not do the job requested; it inserts a bunch of extra characters, even with the use of commandline switches suggested in other answers. – xenocyon Jan 26 '16 at 22:25 ...
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Get selected value of a dropdown's item using jQuery

How can I get the selected value of a dropdown box using jQuery? I tried using 30 Answers ...