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Measure execution time for a Java method [duplicate]
...em.out.println(stopTime - startTime);
In Java 8 (output format is ISO-8601):
Instant start = Instant.now();
Thread.sleep(63553);
Instant end = Instant.now();
System.out.println(Duration.between(start, end)); // prints PT1M3.553S
Guava Stopwatch:
Stopwatch stopwatch = Stopwatch.createStarted()...
Appending to an existing string
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165
You can use << to append to a string in-place.
s = "foo"
old_id = s.object_id
s <<...
Append integer to beginning of list in Python [duplicate]
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Why are these constructs using pre and post-increment undefined behavior?
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A weighted version of random.choice
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312
Since version 1.7.0, NumPy has a choice function that supports probability distributions.
from...
PDO Prepared Inserts multiple rows in single query
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153
Multiple Values Insert with PDO Prepared Statements
Inserting multiple values in one execute ...
Array include any value from another array?
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edited Jan 18 at 6:58
answered Oct 15 '10 at 11:55
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Git fatal: Reference has invalid format: 'refs/heads/master
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178
make a backup of your repo if you aren't sure about this one, because these commands are irrev...
How to get a list of file names in different lines
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