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Postgres - FATAL: database files are incompatible with server
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If you recently upgraded to 11 or 12 from 10.x you can run the below command to upgrade your postgres data directory retaining all data:
brew postgresql-upgrade-database
The above command is taken from the output of brew info postgres
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How to save an HTML5 Canvas as an image on a server?
...n from canvas tutorial)
<canvas id="myCanvas" width="578" height="200"></canvas>
<script>
var canvas = document.getElementById('myCanvas');
var context = canvas.getContext('2d');
// begin custom shape
context.beginPath();
context.moveTo(170, 80);
context.bezierCur...
How do you find out the type of an object (in Swift)?
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edited May 20 '19 at 12:23
Randika Vishman
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Create a CSS rule / class with jQuery at runtime
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270
You can create style element and insert it into DOM
$("<style type='text/css'> .redbold{ ...
Python __call__ special method practical example
...een Gollakota
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5
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Android - Spacing between CheckBox and text
... my XML layout, it messes up the layout. Here's what setting paddingLeft="0" does:
Turns out you can't fix this in XML. You have do it in code. Here's my snippet with a hardcoded padding increase of 10dp.
final float scale = this.getResources().getDisplayMetrics().density;
checkBox.setPadding...
Python set to list
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answered Jul 26 '11 at 10:38
phihagphihag
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Get list of all routes defined in the Flask app
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answered Nov 10 '12 at 1:41
Sean VieiraSean Vieira
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Why doesn't margin:auto center an image?
The div expands to 100% as it should but the image does not center itself. Why?
8 Answers
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