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shortcut for creating a Map from a List in groovy?
...tMap{[it.value, it.key]} == [2:1, 4:3]
and here I use it to create a map from a list
[1,2].collectMap{[it,it]} == [1:1, 2:2]
now I just pop this into a class that gets called as my app is starting and this method is available throughout my code.
EDIT:
to add the method to all arrays...
Objec...
When should I use Memcache instead of Memcached?
...d is an easy preventive system for stale data. Whenever you pull something from the cache, you can receive with it a cas token (a double number). You can than use that token to save your updated object. If no one else updated the value while your thread was running, the swap will succeed. Otherwise ...
Bootstrap 3 and Youtube in Modal
I'm trying to use the Modal feature from Bootstrap 3 to show my Youtube video. It works, but I can't click on any buttons in the Youtube video.
...
Draw on HTML5 Canvas using a mouse
...ouch events eg. touchmove, touchstart, touchend and then the clientX comes from e.touches["0"].clientX in the findxy() code, haven't thought of an easy way to detect what's being used though, as you can't listen to both events at the same time from what I've tested. I left mouseout as is. It's not p...
What is LDAP used for?
...he technical specification RFC3377. This section gives an overview of LDAP from a user's perspective.
What kind of information can be stored in the directory? The LDAP information model is based on entries. An entry is a collection of attributes that has a globally-unique Distinguished Name (DN). T...
Do copyright dates need to be updated? [closed]
... necessary for enforcement of a copyright notice.
Here is a resumé quoted from the Cornell University Law School (copied on March 4, 2015 from https://www.law.cornell.edu/wex/copyright:
"Copyright
copyright: an overview
The U.S. Copyright Act, 17 U.S.C. §§ 101 - 810, is Federal legislation enact...
How do you 'redo' changes after 'undo' with Emacs?
...the cursor is in the list,so we know where the undos are working backwards from
– barlop
Aug 21 '13 at 11:31
26
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Bootstrap 3 collapsed menu doesn't close on click
I have a more or less standard navigation from bootstrap 3
24 Answers
24
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From an array of objects, extract value of a property as array
... a result, the following two lines are equivalent to the code sample above from pre-Lodash 4.
var result = _.map(objArray, 'foo');
var result = _.map(objArray, _.property('foo'));
_.property(), and hence _.map(), also allow you to provide a dot-separated string or array in order to access sub-pro...
What is the difference between Tomcat, JBoss and Glassfish?
... Editing on stackoverflow is the right way to fix answers which drift from reality too far.
– Warren P
Jan 28 '16 at 13:11
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