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Questions tagged
collections
313 questions · page 2 of 7
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25
votes
5
answers
How to configure Java Priority Queue to ignore duplicates?
java
collections
priority-queue
asked 2012-05-06T10:08:17.027
14
votes
4
answers
Symfony2+Doctrine - Validating one-to-many collection of entities
validation
symfony
collections
doctrine
one-to-many
asked 2012-05-02T09:09:40.583
49
votes
4
answers
IEnumerable and order
c#
.net
collections
ienumerable
asked 2012-05-02T08:04:49.110
13
votes
3
answers
Get the first item of linkedhashmap
java
collections
linkedhashmap
asked 2012-04-30T10:01:55.870
46
votes
11
answers
Avoiding "NSArray was mutated while being enumerated"
objective-c
cocoa
cocoa-touch
collections
nsmutablearray
asked 2012-04-14T21:07:41.777
8
votes
2
answers
Stackoverflow on startup on large collection initializer
c#
.net
collections
asked 2012-04-12T21:48:40.793
9
votes
2
answers
What is the purpose of creating collection classes in PHP?
php
collections
asked 2012-04-08T21:06:48.483
45
votes
12
answers
ArrayList - How to modify a member of an object?
java
collections
pojo
asked 2012-04-07T08:43:49.523
9
votes
5
answers
Save inherited object to separate collection in Mongoid
ruby-on-rails
inheritance
mongodb
collections
mongoid
asked 2012-03-15T16:47:14.800
28
votes
5
answers
When should I use a Hashtable versus a HashMap
java
collections
hashmap
hashtable
asked 2012-03-02T15:40:12.350
18
votes
2
answers
Is foreach by-definition guaranteed to iterate the subject collection sequentially in Scala?
scala
collections
foreach
parallel-processing
asked 2012-02-24T23:30:14.107
11
votes
1
answers
Scala mutable BitSet, where are the mutating operations?
scala
collections
asked 2012-02-22T11:04:24.307
60
votes
2
answers
Immutable Scala Map implementation that preserves insertion order
scala
dictionary
collections
immutability
asked 2012-02-16T15:19:57.773
19
votes
4
answers
Collection.toArray() java.lang.ClassCastException
java
collections
asked 2012-02-15T12:33:59.187
11
votes
5
answers
Using collection initializer syntax on custom types?
c#
collections
collection-initializer
asked 2012-02-08T13:36:27.037
9
votes
3
answers
Where did Option[T] come from in Scala?
scala
collections
styles
language-theory
asked 2012-02-06T20:54:01.640
9
votes
4
answers
Conversion from ArrayList to Collection
java
collections
asked 2012-02-05T03:35:02.180
9
votes
5
answers
How to get a immutable collection from java HashMap?
java
collections
hashmap
asked 2012-01-28T05:46:15.353
11
votes
2
answers
Copy a java list with a limit of entries
java
list
collections
clone
asked 2012-01-16T05:17:30.020
54
votes
6
answers
Difference between Hashtable and Collections.synchronizedMap(HashMap)
java
collections
synchronization
hashmap
hashtable
asked 2012-01-16T04:10:25.270
9
votes
5
answers
Is a String array subclass of an Object array?
java
arrays
collections
asked 2012-01-11T19:29:29.070
19
votes
1
answers
What happens when HashMap or HashSet maximum capacity is reached?
java
collections
size
hashmap
overflow
asked 2011-12-20T18:56:17.080
35
votes
13
answers
what's a good persistent collections framework for use in java?
java
collections
clojure
functional-programming
asked 2011-12-20T12:51:10.157
8
votes
1
answers
why need to convert type to Object array in ArrayList's Construction?
java
collections
asked 2011-12-15T13:53:03.270
8
votes
1
answers
com.google.common.collect.Sets.SetView bug or feature?
java
collections
guava
asked 2011-12-13T14:32:23.740
55
votes
8
answers
Notify ObservableCollection when Item changes
c#
wpf
collections
observablecollection
inotifypropertychanged
asked 2011-12-13T14:06:28.730
38
votes
4
answers
Converting mutable collection to immutable
scala
collections
asked 2011-12-13T13:12:34.810
8
votes
1
answers
JdbcTemplate IN Clause for String elements
java
jdbc
collections
jdbctemplate
asked 2011-12-13T12:19:38.350
58
votes
5
answers
How to Convert List<string> to ReadOnlyCollection<string> in C#
c#
.net
string
collections
asked 2011-11-15T17:16:07.667
12
votes
7
answers
Remove all All Elements not working
c#
list
collections
asked 2011-11-08T15:27:39.820
18
votes
4
answers
"Set<? extends Class<? extends Throwable>>" really?
java
generics
collections
asked 2011-11-02T15:30:55.277
113
votes
10
answers
Count property vs Count() method?
c#
linq
list
collections
count
asked 2011-11-01T16:11:53.820
16
votes
3
answers
Using the key in collections.defaultdict
python
collections
lambda
defaultdict
asked 2011-11-01T07:52:26.760
9
votes
3
answers
Key/Value Collection that maintains order
delphi
generics
collections
asked 2011-10-31T15:37:55.850
54
votes
12
answers
How to customize the data-prototype attribute in Symfony 2 forms
forms
collections
symfony
asked 2011-09-26T13:20:28.000
29
votes
8
answers
Automatically sorted by values map in Java
java
data-structures
collections
associative-array
sorting
asked 2011-09-19T00:21:35.907
23
votes
6
answers
Why it is implied that objects are equal if compareTo() returns 0?
java
collections
equals
comparable
compareto
asked 2011-08-29T12:19:26.270
10
votes
2
answers
Is there a Scala version of NavigableMap?
scala
collections
scala-collections
treemap
asked 2011-08-29T00:39:31.687
12
votes
2
answers
Finding duplicate values in dictionary and print Key of the duplicate element
c#
collections
dictionary
compare
duplicates
asked 2011-08-24T08:13:59.433
17
votes
4
answers
How to check that List<Long> contains a value?
java
collections
asked 2011-08-18T20:28:08.010
57
votes
3
answers
Java: Enumeration from Set<String>
java
collections
set
enumeration
asked 2011-08-16T22:43:43.320
16
votes
4
answers
How can I shuffle a specific range of an ArrayList?
java
collections
arraylist
asked 2011-08-16T14:28:51.203
13
votes
7
answers
Is there an ImmutableBitSet in Java?
java
collections
guava
asked 2011-08-11T09:56:09.517
9
votes
4
answers
Java Collections.checked*() vs Generic collections
java
generics
collections
asked 2011-08-10T13:23:17.197
16
votes
2
answers
Returning an ImmutableMap <File, File>
java
collections
immutability
guava
asked 2011-08-07T15:11:31.810
82
votes
11
answers
How to Quickly Remove Items From a List
c#
linq
list
collections
asked 2011-08-03T12:37:48.453
22
votes
4
answers
Updating Scala collections thread-safely
scala
collections
concurrency
thread-safety
asked 2011-07-29T01:28:26.097
13
votes
2
answers
C# : Distinctions between various <string, string> Collections
c#
string
generics
collections
dictionary
asked 2011-07-27T21:09:06.433
13
votes
7
answers
How implementation of java.util.queue uses LIFO?
java
collections
queue
fifo
asked 2011-07-26T16:10:10.080
65
votes
6
answers
Scala pattern matching on sequences other than Lists
scala
collections
pattern-matching
asked 2011-07-24T14:56:12.180
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