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Java LinkedHashMap get first or last entry
... entry is possible, but will entail iterating over the whole entry set by calling .next() until you reach the last. while (iterator.hasNext()) { lastElement = iterator.next() }
edit: However, if you're willing to go beyond the JavaSE API, Apache Commons Collections has its own LinkedMap implementa...
How to 'insert if not exists' in MySQL?
... any AUTO_INCREMENT column with failed insert. Probably because it's not really failed, but UPDATE'd.
– not2qubit
Oct 29 '13 at 21:36
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How do I unbind “hover” in jQuery?
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Actually, the jQuery documentation has a more simple approach than the chained examples shown above (although they'll work just fine):
$("#myElement").unbind('mouseenter mouseleave');
As of jQuery 1.7, you are also able use $....
CSS: Animation vs. Transition
...ed, or vice versa.
If you want to perform something that does not specifically involve a start state and an end state, or you need more fine grain control over the keyframes in a transition, then you've got to use an animation.
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How to exclude specific folders or files from validation in Eclipse?
...lder
Click Resource, ResourceFilters
Click "Add"
Set the following Exclude All, Files and Folders, All Children, add an asterisk (*) to the File and Folder Attributes input field (highlighted in the image below)
Note: In Eclipse Indigo you have to Right click the folder and select properties and t...
How to alter a column and change the default value?
...t use this if you need to change only the DEFAULT value. This will process all the rows of the table for nothing (very long on huge tables). Use instead ALTER TABLE <table_name> ALTER COLUMN <column_name> SET DEFAULT <value> which is instant.
– dolmen
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Where do you include the jQuery library from? Google JSAPI? CDN?
... across the world instead of my single server location: Closer servers usually means faster response times for the visitor.
Second: Many people choose to have JQuery hosted on Google, so when a visitor comes to my site they may already have the JQuery script in their local cache. Pre-cached conte...
Should developers have administrator permissions on their PC
...Developers will need to frig with system configurations to test items, install software (if nothing else, to test the installation process of whatever they happen to be developing), poke about the registry and run software that will not work properly without admin privileges (just to list a few item...
Filter git diff by type of change
...de) changed
U Unmerged
X Unknown
B have had their pairing Broken
* All-or-none
Any combination of the filter characters may be used.
When * (All-or-none) is added to the combination, all paths are
selected if there is any file that matches other criteria in the
comparison; ...
Beautiful Soup and extracting a div and its contents by ID
... Well, then it's impossible to answer your question, crystal balls are not a reliable way of debugging. :)
– Lukáš Lalinský
Jan 25 '10 at 23:00
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