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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
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JohnnywhoJohnnywho
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Removing duplicate objects with Underscore for Javascript
....unique accepts a callback
var list = [{a:1,b:5},{a:1,c:5},{a:2},{a:3},{a:4},{a:3},{a:2}];
var uniqueList = _.uniq(list, function(item, key, a) {
return item.a;
});
// uniqueList = [Object {a=1, b=5}, Object {a=2}, Object {a=3}, Object {a=4}]
Notes:
Callback return value used for compari...
What are the differences between a multidimensional array and an array of arrays in C#?
...g.0
IL_0001: ldarg.1
IL_0002: ldelem.ref
IL_0003: ldarg.2
IL_0004: ldarg.3
IL_0005: stelem.i4
IL_0006: ret
} // end of method Program::SetElementAt
.method private hidebysig static void SetElementAt(int32[0...,0...] 'array',
int...
Get a random item from a JavaScript array [duplicate]
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edited Mar 26 at 14:06
answered May 6 '11 at 17:50
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How to use JUnit and Hamcrest together?
I can't understand how JUnit 4.8 should work with Hamcrest matchers. There are some matchers defined inside junit-4.8.jar in org.hamcrest.CoreMatchers . At the same time there are some other matchers in hamcrest-all-1.1.jar in org.hamcrest.Matchers . So, where to go? Shall I explicitly inclu...
How to make ThreadPoolExecutor's submit() method block if it is saturated?
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47
One of the possible solutions I've just found:
public class BoundedExecutor {
private fina...
How to determine when Fragment becomes visible in ViewPager
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answered Jun 17 '12 at 23:42
gorngorn
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How do I see what character set a MySQL database / table / column is?
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14 Answers
14
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What does the [Flags] Enum Attribute mean in C#?
...by the .ToString() method:
enum Suits { Spades = 1, Clubs = 2, Diamonds = 4, Hearts = 8 }
[Flags] enum SuitsFlags { Spades = 1, Clubs = 2, Diamonds = 4, Hearts = 8 }
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var str1 = (Suits.Spades | Suits.Diamonds).ToString();
// "5"
var str2 = (SuitsFlags.Spades | SuitsFlags.Diamonds).T...
MySQL: Transactions vs Locking Tables
...arc BMarc B
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