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How to add a browser tab icon (favicon) for a website?

... The best one that I found is http://www.favicomatic.com/ I say best because it gave me the crispest favicon, and required no editing after their transformation. It will generate favicons at 16x16 and 32x32 and to quote them "Every damn size, sir!" Also, their s...
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Group vs role (Any real difference?)

...d role-based access control models (like with anything of course): http://www.lhotka.net/weblog/CommentView,guid,9efcafc7-68a2-4f8f-bc64-66174453adfd.aspx About a decade ago I saw some research on attribute-based and relationship-based access control which provide much better granularity than role...
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Add Bootstrap Glyphicon to Input Box

...l-feedback, .has-feedback label.sr-only ~ div .form-control-feedback { top: 0; } @media (min-width: 768px) { .form-inline .inline-feedback { position: relative; display: inline-block; } .form-inline .has-feedback .form-control-feedback { top: 0; } } .form-horizonta...
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How to securely save username/password (local)?

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How to export all data from table to an insertable sql format?

...MS 2017 you need to ignore step 2 - the generate scripts options is at the top level of the context menu Thanks to Daniel for the comment to update. Select generate scripts Click next Choose tables Click next Click advanced Scroll to Types of data to script - Called types of data to script in SMSS 2...
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What does @@variable mean in Ruby?

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How ListView's recycling mechanism works

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MongoDB: Combine data from multiple collections into one..how?

...er by using the "reduce" out option in MongoDB 1.8+ map/reduce (see http://www.mongodb.org/display/DOCS/MapReduce#MapReduce-Outputoptions). You need to have some key in both collections that you can use as an _id. For example, let's say you have a users collection and a comments collection and you...
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How can mixed data types (int, float, char, etc) be stored in an array?

...ef struct { int tag; float val; } real; Then you wrap these in a top-level union. typedef union { int tag; integer int_; real real_; } record; enum types { INVALID, INT, REAL }; Now it may appear that we're repeating ourselves, and we are. But consider that this definition ...
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Benefits of EBS vs. instance-store (and vice-versa) [closed]

...stances on Amazon EC2. If anything, it seems that EBS is way more useful (stop, start, persist + better speed) at relatively little difference in cost...? Also, is there any metric as to whether more people are using EBS now that it's available, considering it is still relatively new? ...