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What is a postback?

...tback is essentially when a form is submitted to the same page or script (.php .asp etc) as you are currently on to proccesses the data rather than sending you to a new page. An example could be a page on a forum (viewpage.php), where you submit a comment and it is submitted to the same page (viewp...
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What do Clustered and Non clustered index actually mean?

...0 <-> 1:157 <-> 1:7053 When a page split happens a new page is allocated from anywhere in the filegroup (from either a mixed extent, for small tables or a non-empty uniform extent belonging to that object or a newly allocated uniform extent). This might not even be in the same file if th...
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How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?

...hen ILDasm comes in handy because it can show you the raw structure of IL, token tables etc. Again, most non-IL experts will be confused by those, so ILSpy is probably all you want and need. – Johannes Rudolph Jul 26 '17 at 15:15 ...
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Best way to store password in database [closed]

...ssword: Best Practices? Is it ever ok to store password in plain text in a php variable or php constant? To clarify a bit further on the salting bit, the danger with simply hashing a password and storing that is that if a trespasser gets a hold of your database, they can still use what are known a...
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Why can't I save CSS changes in Firebug? [closed]

... on demand to your web server (by communication with a one-file webservice php script). Documentation can be found at my homepage or on the addon page I would appreciate any testing, bug reports, comments, ratings, discussion on this, as it's still in early beta, but should already work fine. ...
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java.net.ConnectException: Connection refused

...droid emulator by specifying proper URL like http://localhost/my_api/login.php . And I was getting connection refused error" Point to note - When I just went to browser on the PC and use the same URL (http://localhost/my_api/login.php) I was getting correct response so the Problem in my case was t...
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Can an html element have multiple ids?

...he name and id attribute says no spaces in the identifier: ID and NAME tokens must begin with a letter ([A-Za-z]) and may be followed by any number of letters, digits ([0-9]), hyphens ("-"), underscores ("_"), colons (":"), and periods ("."). ...
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How to shorten my conditional statements

...ould have an in_array function that returns a Boolean directly (similar to PHP), but that's just wishful thinking (Update: it now does. It's called includes. See above). Note that jQuery's inArray, while sharing PHP's method signature, actually mimics the native indexOf functionality (which is usefu...
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Correctly determine if date string is a valid date in that format

...t;format($format) === $date; } [Function taken from this answer. Also on php.net. Originally written by Glavić.] Test cases: var_dump(validateDate('2013-13-01')); // false var_dump(validateDate('20132-13-01')); // false var_dump(validateDate('2013-11-32')); // false var_dump(validateDate('2...
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Differences between Intent and PendingIntent

...icit Activity startActivity(i); Pending Intent A PendingIntent is a token that you give to a foreign application (e.g. NotificationManager, AlarmManager, Home Screen AppWidgetManager, or other 3rd party applications), which allows the foreign application to use your application's permissions ...