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“Java DateFormat is not threadsafe” what does this leads to?
... public Date call() throws Exception {
return format.parse("20101022");
}
};
//pool with 5 threads
ExecutorService exec = Executors.newFixedThreadPool(5);
List<Future<Date>> results = new ArrayList<Future<Date>>();
//perform 10 date...
How to run Django's test database only in memory?
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edited Feb 17 '19 at 11:05
Endre Both
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answered ...
How to initialize a List to a given size (as opposed to capacity)?
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answered Jan 21 '09 at 21:00
Jon SkeetJon Skeet
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HTML for the Pause symbol in audio and video control
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10 Answers
10
Active
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Why doesn't Ruby support i++ or i-- (increment/decrement operators)?
...hiro Matsumoto) explains it in an old thread:
Hi,
In message "[ruby-talk:02706] X++?"
on 00/05/10, Aleksi Niemelä <aleksi.niemela@cinnober.com> writes:
|I got an idea from http://www.pragprog.com:8080/rubyfaq/rubyfaq-5.html#ss5.3
|and thought to try. I didn't manage to make "auto(in|de...
Fastest way to count exact number of rows in a very large table?
... test for this answer: no more, no less
1 runs, 5:46 minutes, count = 1,401,659,700
--Note, sp_spaceused uses this DMV
SELECT
Total_Rows= SUM(st.row_count)
FROM
sys.dm_db_partition_stats st
WHERE
object_name(object_id) = 'MyBigtable' AND (index_id < 2)
2 runs, both under 1 second, ...
Git: How to rebase to a specific commit?
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100
You can avoid using the --onto parameter by making a temp branch on the commit you like and the...
Can I delete a git commit but keep the changes?
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GarethGareth
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Generating CSV file for Excel, how to have a newline inside a value
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70
You should have space characters at the start of fields ONLY where the space characters are part...
Sending data back to the Main Activity in Android
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answered Jun 3 '09 at 22:14
Reto MeierReto Meier
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