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How can I select and upload multiple files with HTML and PHP, using HTTP POST?

... </body> </html> Here's what it looks like in Chrome after selecting 2 items in the file dialog: And here's what it looks like after clicking the "Upload" button. This is just a sketch of a fully working answer. See PHP Manual: Handling file uploads for more information on prop...
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Restful way for deleting a bunch of items

...away with the javascript confirm on the same page, and instead, create the selection and redirect to it, showing a confirm message on that page. In other words: From: http://example.com/resources/ do a POST with a selection of the ID's to: http://example.com/resources/selections which, if succes...
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Count table rows

... SELECT COUNT(*) FROM fooTable; will count the number of rows in the table. See the reference manual. share | improve thi...
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Error 1046 No database Selected, how to resolve?

...ation. If you're trying to do this via MySQL Workbench... ...you need to select the appropriate database/catalog in the drop down menu found above the :Object Browser: tab. You can specify the default schema/database/catalog for the connection - click the "Manage Connections" options under the SQL...
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MySQL Error 1093 - Can't specify target table for update in FROM clause

...s question In MySQL, you can't modify the same table which you use in the SELECT part. This behaviour is documented at: http://dev.mysql.com/doc/refman/5.6/en/update.html Maybe you can just join the table to itself If the logic is simple enough to re-shape the query, lose the subquery and join th...
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How do you do a limit query in JPQL or HQL?

... // SQL: SELECT * FROM table LIMIT start, maxRows; Query q = session.createQuery("FROM table"); q.setFirstResult(start); q.setMaxResults(maxRows); share ...
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D3.js: How to get the computed width and height for an arbitrary element?

...d height for an arbitrary g element in my SVG because I need to draw a selection marker around it once the user has clicked it. ...
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What is the best way to paginate results in SQL Server

... sake of this example, let's assume that the query you're dealing with is SELECT * FROM Orders WHERE OrderDate >= '1980-01-01' ORDER BY OrderDate In this case, you would determine the total number of results using: SELECT COUNT(*) FROM Orders WHERE OrderDate >= '1980-01-01' ...which may ...
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jQuery selector regular expressions

...d or regular expressions (not sure on the exact terminology) with a jQuery selector. 10 Answers ...
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Selecting text in an element (akin to highlighting with your mouse)

I would like to have users click a link, then it selects the HTML text in another element ( not an input). 16 Answers ...