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Is it OK to use == on enums in Java?
... for any two enums that are the same, == will be true.
Reference:
http://www.ajaxonomy.com/2007/java/making-the-most-of-java-50-enum-tricks
(couldn't find anything in the Sun docs)
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Glorified classes in the Java language
...er annotations to that (even though, with suitable maven incantations, the net effect is the same).
– Donal Fellows
Aug 14 '10 at 15:50
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Targeting position:sticky elements that are currently in a 'stuck' state
...n any such selector either.
Feature requests for CSS can be posted to the www-style mailing list. I believe a :stuck pseudo-class makes more sense than a ::stuck pseudo-element, since you're looking to target the elements themselves while they are in that state. In fact, a :stuck pseudo-class was d...
What is the difference between a .xib file and a .storyboard?
...ignificantly reduce the amount of code you need to write.
Source: http://www.appcoda.com/use-storyboards-to-build-navigation-controller-and-table-view/
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Regex exactly n OR m times
...
Here is the complete list of quantifiers (ref. http://www.regular-expressions.info/reference.html):
?, ?? - 0 or 1 occurences (?? is lazy, ? is greedy)
*, *? - any number of occurences
+, +? - at least one occurence
{n} - exactly n occurences
{n,m} - n to m occurences, inclusi...
Rails update_attributes without save?
...ord/lib/active_record/attribute_assignment.rb
Another cheat sheet:
http://www.davidverhasselt.com/set-attributes-in-activerecord/#cheat-sheet
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How to print register values in GDB?
.../f.osdev.org/viewtopic.php?f=1&t=25968 || 2005 feature request https://www.sourceware.org/ml/gdb/2005-03/msg00158.html || alt.lang.asm 2013 https://groups.google.com/forum/#!topic/alt.lang.asm/JC7YS3Wu31I
ARM floating point registers
See: https://reverseengineering.stackexchange.com/questions/...
Drop shadow for PNG image in CSS
...";
}
<!-- HTML elements here -->
<svg height="0" xmlns="http://www.w3.org/2000/svg">
<filter id="drop-shadow">
<feGaussianBlur in="SourceAlpha" stdDeviation="4"/>
<feOffset dx="12" dy="12" result="offsetblur"/>
<feFlood flood-color="rgb...
Mongo interface [closed]
...
Official List from MongoDB
http://www.mongodb.org/display/DOCS/Admin+UIs
Web Based
For PHP, I'd recommend Rock Mongo. Solid, lots of great features, easy setup.
http://rockmongo.com/
If you don't want to install anything ... you can use MongoHQ's web inte...
How do I access the host machine from the guest machine? [closed]
...2\drivers\etc\hosts
Add a line to the file such as:
[default-gateway-IP] www.example.com
[default-gateway-IP] example.com
Save
Try opening http://www.example.com or http://example.com in IE
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