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Need to understand the usage of SemaphoreSlim
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i guess that if i run 50 thread at a time then code like SemaphoreSlim ss = new SemaphoreSlim(10); will force to run 10 active thread at time
That is correct; the use of the semaphore ensures that there won't be more than 10 workers doing this wo...
What are the differences between poll and select?
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90
I think that this answers your question:
From Richard Stevens (rstevens@noao.edu):
The ...
Comparing two NumPy arrays for equality, element-wise
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402
(A==B).all()
test if all values of array (A==B) are True.
Note: maybe you also want to test ...
Ruby's ||= (or equals) in JavaScript?
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answered Sep 30 '13 at 7:27
Dzung NguyenDzung Nguyen
8,6601313 gold badges5959 silver badges9898 bronze badges
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SQL UPDATE all values in a field with appended string CONCAT not working
... linda |
| 3 | sam |
| 4 | henry |
+------+-------+
4 rows in set (0.02 sec)
mysql> update t set data=concat(data, 'a');
Query OK, 4 rows affected (0.01 sec)
Rows matched: 4 Changed: 4 Warnings: 0
mysql> select * from t;
+------+--------+
| id | data |
+------+--------+
| 1 ...
Error handling principles for Node.js + Express.js applications?
...t(err);
});
Middleware syntax is valid in a get request.
As for D)
(07:26:37 PM) tjholowaychuk: app.error is removed in 3.x
TJ just confirmed that app.error is deprecated in favor of E
E)
app.use(function(err, req, res, next) {
// Only handle `next(err)` calls
});
Any middleware that ...
Understanding the transclude option of directive definition?
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Prashant Pokhriyal
2,80944 gold badges2222 silver badges2828 bronze badges
answered Mar 8 '13 at 16:24
odiseoodiseo
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Are parallel calls to send/recv on the same socket valid?
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Robert Harvey
164k4141 gold badges308308 silver badges467467 bronze badges
answered Dec 30 '09 at 17:46
Chris DoddChris Dodd
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How to gracefully handle the SIGKILL signal in Java
...logoff or system shutdown.
I tried the following test program on OSX 10.6.3 and on kill -9 it did NOT run the shutdown hook, as expected. On a kill -15 it DOES run the shutdown hook every time.
public class TestShutdownHook
{
public static void main(String[] args) throws InterruptedExcepti...
Why does 2 == [2] in JavaScript?
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edited Nov 12 '09 at 19:11
answered Nov 12 '09 at 19:00
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