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How to change context root of a dynamic web project in Eclipse?
...er you want to use, context-click to choose "Clean…".
Click OK in this confirmation dialog box.
Now you can run your app with the new "app" URL such as:
http://localhost:8080/app/
Doing this outside of Eclipse, on your production server, is even easier --> Rename the war file. Export you...
Code Golf - π day
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Doesn't work with linux dc, but I can confirm it works on openbsd. Awesome!
– John La Rooy
Mar 17 '10 at 18:09
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How do I edit /etc/sudoers from a script?
...make your edits to a temporary file, then use visudo -c -f sudoers.temp to confirm that the changes are valid and then copy it over the top of /etc/sudoers
#!/bin/sh
if [ -f "/etc/sudoers.tmp" ]; then
exit 1
fi
touch /etc/sudoers.tmp
edit_sudoers /tmp/sudoers.new
visudo -c -f /tmp/sudoers.new
i...
Objective-C: difference between id and void *
...ld use NSObject* or id<NSObject> in preference to id, which at least confirms that the object returned is a Cocoa object, so you can safely use methods like retain/release/autorelease on it.
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What's the effect of adding 'return false' to a click event listener?
...following example:
<a href="http://www.google.co.uk/" onclick="return (confirm('Follow this link?'))">Google</a>
Clicking "Okay" returns true, and the link is followed. Clicking "Cancel" returns false and doesn't follow the link. If javascript is disabled the link is followed normally...
Is there an equivalent of CSS max-width that works in HTML emails?
...;![endif]-->
Here is another example of this in use: Responsive order confirmation emails for mobile devices?
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What Content-Type value should I send for my XML sitemap?
... spec is https://www.sitemaps.org, and using Google site: searches you can confirm that it does not contain the words or phrases mime, mimetype, content-type, application/xml, or text/xml anywhere. In other words, it is entirely silent on the topic of what Content-Type should be used for serving sit...
Python dict how to create key or append an element to key?
...uality is considered a constant at the bytecode level, but this needs some confirmation by a bytecode guru (or just use the disas module).
– gaborous
Jul 16 '15 at 0:36
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Using a dispatch_once singleton model in Swift
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To confirm: global variables have lazy, thread-safe initialization, but class variables don't. Right?
– Bill
Jun 6 '14 at 12:15
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Installing libv8 gem on OS X 10.9+
... on Mavericks:
gem install libv8 -v 3.11.8.17 -- --with-system-v8
I can confirm this works with rbenv and ruby 1.9.3p448
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