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Submitting a multidimensional array via POST with php

...p through the values. if ( isset( $_POST['diameters'] ) ) { echo '<table>'; foreach ( $_POST['diameters'] as $diam ) { // here you have access to $diam['top'] and $diam['bottom'] echo '<tr>'; echo ' <td>', $diam['top'], '</td>'; e...
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json_encode is returning NULL?

... few day ago I have the SAME problem with 1 table. Firstly try: echo json_encode($rows); echo json_last_error(); // returns 5 ? If last line returns 5, problem is with your data. I know, your tables are in UTF-8, but not entered data. For example the input was i...
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TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes

...set-unicode-utf8.html, max 3 bytes for utf-8. THIS IS A ROUGH ESTIMATION TABLE FOR QUICK DECISIONS! So the worst case assumptions (3 bytes per utf-8 char) to best case (1 byte per utf-8 char) Assuming the english language has an average of 4.5 letters per word x is the number of bytes allocated ...
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How do I view the list of functions a Linux shared library is exporting?

...at must be loaded from other shared objects have a U. Note that the symbol table does not include just functions, but exported variables as well. See the nm manual page for more information. share | ...
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How do I center floated elements?

...g floats is easy. Just use the style for container: .pagination{ display: table; margin: 0 auto; } change the margin for floating elements: .pagination a{ margin: 0 2px; } or .pagination a{ margin-left: 3px; } .pagination a.first{ margin-left: 0; } and leave the rest as it is. It's the be...
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What is a simple command line program or script to backup SQL server databases?

...tructure to access MSSQL databases. Here's a simple shell script to dump a table to a file: #!/usr/bin/ksh # #..... ( tsql -S {database} -U {user} -P {password} <<EOF select * from {table} go quit EOF ) >{output_file.dump} ...
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Remove the cell highlight color of UITableView

I want to remove the default blue color of uitableview cell selection. I don't want any selection color there. I have not created a custom cell class. I'm customizing the cell by adding labels and buttons over it. I tried doing: ...
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How do I combine two data-frames based on two columns? [duplicate]

...age This question deals with merging data frames. Looks like you have data.tables. Totally different. I would read the documentation for data.table. – joran May 13 '14 at 21:47 ...
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How to auto-scroll to end of div when data is added? [duplicate]

I have a table inside of a div with the following style: 2 Answers 2 ...
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SQL Server. How to refresh the intellisense? [duplicate]

...robably an easy fix. In SQL Server 2008 R2, I've just imported a new data table and/or renamed fields in an existing table (it happens either way). When I start to write some SQL, the intellisense doesn't recognize the new field names and starts underlining everything. ...