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How to get distinct values from an array of objects in JavaScript?
...stead, try this:
var flags = [], output = [], l = array.length, i;
for( i=0; i<l; i++) {
if( flags[array[i].age]) continue;
flags[array[i].age] = true;
output.push(array[i].age);
}
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Applying .gitignore to committed files
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answered Sep 23 '11 at 11:05
Matt BallMatt Ball
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How to quit a java app from within the program
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edited Jun 20 at 9:12
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111 silver badge
answered Apr 19 '10 at 21:16
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Check whether a string is not null and not empty
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905
What about isEmpty() ?
if(str != null && !str.isEmpty())
Be sure to use the parts of...
Oracle: how to UPSERT (update or insert into a table?)
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60
An alternative to MERGE (the "old fashioned way"):
begin
insert into t (mykey, mystuff)
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How to check if APK is signed or “debug build”?
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10 Answers
10
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Is the primary key automatically indexed in MySQL?
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edited Dec 3 '11 at 20:41
answered Jul 1 '09 at 20:24
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Catching java.lang.OutOfMemoryError?
...e to continue but that would definitely be a bad idea as you can never be 100% certain that the JVM is in a reparable state.
Demonstration that OutOfMemoryError does not mean that the JVM is out of memory in the catch block:
private static final int MEGABYTE = (1024*1024);
public static void runOu...
Different return values the first and second time with Moq
...rs.
– Chasefornone
Mar 26 '16 at 8:20
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Alas, SetupSequence() does not work with Callback(). If o...
Determining the current foreground application from a background task or service
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104
With regards to "2. How my background application can know what the application currently runni...