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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...
How do I obtain a Query Execution Plan in SQL Server?
...ution plan in SQL Server Management Studio, or right click on the plan and select "Save Execution Plan As ..." to save the plan to a file in XML format.
Method 2 - Using SHOWPLAN options
This method is very similar to method 1 (in fact this is what SQL Server Management Studio does internally), ho...
Best implementation for hashCode method for a collection
...he field f is a boolean:
calculate (f ? 0 : 1);
If the field f is a byte, char, short or int: calculate (int)f;
If the field f is a long: calculate (int)(f ^ (f >>> 32));
If the field f is a float: calculate Float.floatToIntBits(f);
If the field f is a double: calculate Double.doubleToLong...
Saving results with headers in Sql Server Management Studio
...reopen SSMS after changing this option.
On the SQL Editor Toolbar you can select save to file without having to restart SSMS
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What makes a SQL statement sargable?
...non-sargable is to include a field inside a function in the where clause:
SELECT ... FROM ...
WHERE Year(myDate) = 2008
The SQL optimizer can't use an index on myDate, even if one exists. It will literally have to evaluate this function for every row of the table. Much better to use:
WHERE myDat...
How to change column order in a table using sql query in sql server 2005?
... to look at the data in a table with a given column order when you make a "SELECT *". I'm a developer and do this kind of queries all the time. You can spare some time with a good pre-defined column order. From any other standpoint, of course, it has no sense: nothing should depend on the column ord...
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...
Simpler way to put PDB breakpoints in Python code?
...t you'll have to record your own (rather than copy/paste above) as special chars are involved (for escape etc).
– arcseldon
Feb 18 '19 at 6:54
...
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...
JSON.NET Error Self referencing loop detected for type
...ceLoopHandling = ReferenceLoopHandling.Ignore,
}, ArrayPool<char>.Shared));
});
}
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