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How to redirect 404 errors to a page in ExpressJS?
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I found this example quite helpful:
https://github.com/visionmedia/express/blob/master/examples/error-pages/index.js
So it is actually this part:
// "app.router" positions our routes
// above the middleware defined below,
// this means that Express will attempt
// to match ...
How to drop multiple columns in postgresql
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-4
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How do I delete/remove a shell function?
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Note that this applies to POSIX compliant shells, not just Bash.
– Franklin Yu
Jan 18 at 7:08
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Difference between Control Template and DataTemplate in WPF
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110
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How to tell if browser/tab is active [duplicate]
... clearInterval(interval_id);
interval_id = 0;
});
To Answer the Commented Issue of "Double Fire" and stay within jQuery ease of use:
$(window).on("blur focus", function(e) {
var prevType = $(this).data("prevType");
if (prevType != e.type) { // reduce double fire issues
...
How to break out of a loop in Bash?
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if [ "$done" -ne 0 ]; then
break
fi
done
: is the no-op command; its exit status is always 0, so the loop runs until done is given a non-zero value.
There are many ways you could set and test the value of done in order to exit the loop; the one I show above should work in any P...
What is the _snowman param in Ruby on Rails 3 forms for?
...hat can be understood as both Latin-1 and Unicode (for instance, é or ç, common in names), Internet Explorer will encode them in Latin-1.
This means that if a user searches for "Ché Guevara", it will come through incorrectly on the server-side. In Ruby 1.9, this will result in an encoding error ...
Is a RelativeLayout more expensive than a LinearLayout?
...ligible as long as your view hierarchy is simple. But if your hierarchy is complex, doing an extra measure pass could potentially be fairly costly. Also if you nest RelativeLayouts, you get an exponential measurement algorithm.
https://www.youtube.com/watch?v=NYtB6mlu7vA&t=1m41s
https://www.yo...
What are the special dollar sign shell variables?
...ent shell (not subshell).
$_ most recent parameter (or the abs path of the command to start the current shell immediately after startup).
$IFS is the (input) field separator.
$? is the most recent foreground pipeline exit status.
$! is the PID of the most recent background command.
$0 is the name of...
Having a private branch of a public repo on GitHub?
...machine
Add a remote to your public repo (git remote add public git@github.com:...)
Push branches with commits intended for your public repo to that new public remote. (make sure you don't accidentally commit private-only code)
You can bring in changes to your public repo using 'git fetch public' an...