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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
Any Google search on PHP ical just brings up phpicalendar and how to parse or read IN ical files. I just want to write a PHP file that pulls events from my database and writes them out in ical format.
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using gitignore to ignore (but not delete) files
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It sounds like you are trying to track a file (e.g. index.php), add it to a remote repository, then stop watching tracking it, while keeping the file in the remote (i.e. keep index.php unchanged on the remote repo while changing it locally).
From what I understand, git cannot do th...
Convert a series of parent-child relationships into a hierarchical tree?
...ay data has been encapsulated into TreeNode.
The full code example:
<?php
namespace My;
$tree = array('H' => 'G', 'F' => 'G', 'G' => 'D', 'E' => 'D', 'A' => 'E', 'B' => 'C', 'C' => 'E', 'D' => null);
// add children to parents
$flat = array(); # temporary array
foreach...
Is == in PHP a case-sensitive string comparison?
I was unable to find this on php.net. Is the double equal sign ( == ) case sensitive when used to compare strings in PHP?
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How do I convert a PDF document to a preview image in PHP? [closed]
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You need ImageMagick and GhostScript
<?php
$im = new imagick('file.pdf[0]');
$im->setImageFormat('jpg');
header('Content-Type: image/jpeg');
echo $im;
?>
The [0] means page 1.
sha...
How to remove duplicate values from an array in PHP
How can I remove duplicate values from an array in PHP?
24 Answers
24
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Laravel blank white screen
My laravel site was working before, I recently upgraded to Apache 2.4 and PHP 5.5.7.
31 Answers
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Is there a MySQL option/feature to track history of changes to records?
...ess some comments in no particular order:
I did my own implementation in PHP that was a little more involved, and avoided some of the problems described in comments (having indexes transferred over, signifcantly. If you transfer over unique indexes to the history table, things will break. There ar...
Difference between var_dump,var_export & print_r
...2] => 42
[3] => Array ([0] => 42)
)
var_export prints valid php code. Useful if you calculated some values and want the results as a constant in another script. Note that var_export can not handle reference cycles/recursive arrays, whereas var_dump and print_r check for these. var_exp...
JSON: why are forward slashes escaped?
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PHP escapes forward slashes by default which is probably why this appears so commonly. I'm not sure why, but possibly because embedding the string "</script>" inside a <script> tag is considered unsafe.
This func...