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How do I automatically update a timestamp in PostgreSQL
...when the record is changed. This article explains it quite nicely:
http://www.revsys.com/blog/2006/aug/04/automatically-updating-a-timestamp-column-in-postgresql/
CREATE OR REPLACE FUNCTION update_modified_column()
RETURNS TRIGGER AS $$
BEGIN
NEW.modified = now();
RETURN NEW;
END;
$...
Passing by reference in C
...e. This will
be referred to as "C style
pass-by-reference."
Source: www-cs-students.stanford.edu
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Using Node.js only vs. using Node.js with Apache/Nginx
... can more easily display meaningful error pages or fall back onto a static site if your node service crashes. Otherwise users may just get a timed out connection.
Running another web server in front of Node may help to mitigate security flaws and DoS attacks against Node. For a real-world example, C...
How to do a SOAP Web Service call from Java class?
... The example below requests from the Web Service at:
https://www.w3schools.com/xml/tempconvert.asmx?op=CelsiusToFahrenheit
To call other WS, change the parameters below, which are:
- the SOAP Endpoint URL (that is, where the service is responding from)
...
Bootstrap 3 and Youtube in Modal
...fault" data-toggle="modal" data-target="#videoModal" data-theVideo="http://www.youtube.com/embed/loFtozxZG0s" >VIDEO</a>
HTML MODAL VIDEO TEMPLATE:
<div class="modal fade" id="videoModal" tabindex="-1" role="dialog" aria-labelledby="videoModal" aria-hidden="true">
<div class="...
What is a PDB file?
...ou should be doing is create the pdb files but don't ship them to customer site in product installer. Preserve all the generated PDB files on to a symbol server from where it can be used/referenced in future if required. Specially for cases when you debug issues like process crash. When you start an...
How to automatically generate getters and setters in Android Studio
...ple fields for which to generate getters/setters with one step.
See http://www.jetbrains.com/idea/webhelp/generating-getters-and-setters.html
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Is there a way to check if a file is in use?
...f professionals notice this is a bad thing, and join to downvote, then the site is WAI. And before you get negative, if you read that article, they say to "upvote the right answer" not downvote the wrong one. Do you want them to explain their upvotes in comments as well. Thanks for introducing me to...
Why should we NOT use sys.setdefaultencoding(“utf-8”) in a py script?
...Python scans the environment. It has to be called in a system-wide module, sitecustomize.py, After this module has been evaluated, the setdefaultencoding() function is removed from the sys module.
The only way to actually use it is with a reload hack that brings the attribute back.
Also, the use...
Resizing SVG in html?
...ts/1.1/"
xmlns:cc="http://creativecommons.org/ns#"
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink"
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipo...