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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.
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How do I install Eclipse Marketplace in Eclipse Classic?
...r the Helios Repository is download.eclipse.org/releases/helios - in the standalone version of Adobe ColdFusion Builder 2 which is based on Eclipse 3.6.1, the Helios update repository is not listed.
– Danlance
Jul 8 '11 at 15:06
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AngularJS 1.2 $injector:modulerr
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Hmm, I'm using bower, and it provides .map files - I wonder why Chrome was still showing me errors from the minified file. Thanks for the heads up, @Mart!
– Aditya M P
Sep 8 '13 at 21:02
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UITextField text change event
...e textFieldDidChange method you can examine the contents of the textField, and reload your table view as needed.
You could use that and put calculateAndUpdateTextFields as your selector.
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this.setState isn't merging states as I would expect
...he value of the current state this.state.selected to construct a new state and then call setState() on that:
var newSelected = _.extend({}, this.state.selected);
newSelected.name = 'Barfoo';
this.setState({ selected: newSelected });
I've used function _.extend() function (from underscore.js libra...
How to get temporary folder for current user
...n checks for the existence of environment variables in the following order and uses the first path found:
The path specified by the TMP environment variable.
The path specified by the TEMP environment variable.
The path specified by the USERPROFILE environment variable.
The Windows directory.
It'...
npm not working - “read ECONNRESET”
...registry.npmjs.org/
so that npm requests for http url instead of https.
and then try the same npm install command
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How do I sort a dictionary by value?
... a dictionary of values read from two fields in a database: a string field and a numeric field. The string field is unique, so that is the key of the dictionary.
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How to do ToString for a possibly null object?
...efore, while it maybe appears elegant, the cast is almost always necessary and is not that succinct in practice.
As suggested elsewhere, I recommend maybe using an extension method to make this cleaner:
public static string ToStringNullSafe(this object value)
{
return (value ?? string.Empty).ToS...
How to do a git diff on moved/renamed file?
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Note that rename detection works only when both old and new files appear in the collection of files processed by git diff. Running git diff -M on a single (renamed) file doesn't report a rename.
– Leon
Oct 25 '17 at 10:38
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