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Storing DateTime (UTC) vs. storing DateTimeOffset
...terceptor" that right before reading/writing from/to the database does DateTime conversion (from UTC to local time, and from local time to UTC), so I can use DateTime.Now (derivations and comparisions) throughout the system without worrying about time zones.
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Position of least significant bit that is set
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$ gcc bench.c -o bench.exe -std=c99 -Wall -O2
$ bench
Naive loop. Time = 2.91 (Original questioner)
De Bruijn multiply. Time = 1.16 (Tykhyy)
Lookup table. Time = 0.36 (Andrew Grant)
FFS instruction. Time = 0.90 (ephemient)
Branch free mask. Time = 3.48 (Dan / Jim Balter)
Dou...
How do I get the current time zone of MySQL?
...al (section 9.6):
The current values of the global and client-specific time zones can be retrieved like this:
mysql> SELECT @@global.time_zone, @@session.time_zone;
Edit The above returns SYSTEM if MySQL is set to slave to the system's timezone, which is less than helpful. Since you're us...
What's a good rate limiting algorithm?
...sec accuracy. Unit: seconds
when (message_received):
current = now();
time_passed = current - last_check;
last_check = current;
allowance += time_passed * (rate / per);
if (allowance > rate):
allowance = rate; // throttle
if (allowance < 1.0):
discard_message();
else:
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How to disable CSS in Browser for testing purposes
Is there any way I can disable all external CSS in a browser (Firefox, Chrome...)?
16 Answers
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Passing an array by reference
How does passing a statically allocated array by reference work?
5 Answers
5
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What are some uses of decltype(auto)?
In c++14 the decltype(auto) idiom is introduced.
2 Answers
2
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Get fully qualified class name of an object in Python
For logging purposes I want to retrieve the fully qualified class name of a Python object. (With fully qualified I mean the class name including the package and module name.)
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Sorting arrays in NumPy by column
How can I sort an array in NumPy by the nth column?
13 Answers
13
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Run a Docker image as a container
After building a Docker image from a dockerfile , I see the image was built successfully, but what do I do with it? Shouldn't i be able to run it as a container?
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