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How to limit the maximum value of a numeric field in a Django model?
...ue) before calling super().__init__ ... (snippet: gist.github.com/madneon/147159f46ed478c71d5ee4950a9d697d)
– madneon
Feb 21 '19 at 17:00
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Which is more preferable to use: lambda functions or nested functions ('def')?
I mostly use lambda functions but sometimes use nested functions that seem to provide the same behavior.
16 Answers
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C++ performance challenge: integer to std::string conversion
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#include <string>
const char digit_pairs[201] = {
"00010203040506070809"
"10111213141516171819"
"20212223242526272829"
"30313233343536373839"
"40414243444546474849"
"50515253545556575859"
"60616263646566676869"
"70717273747576777879"
"80818283848586878889"
"909192939...
How to get error information when HttpWebRequest.GetResponse() fails
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edited Aug 31 '11 at 19:04
answered Aug 31 '11 at 18:58
Da...
Close file without quitting VIM application?
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347
This deletes the buffer (which translates to close the file)
:bd
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How to change the cursor into a hand when a user hovers over a list item?
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3324
In light of the passage of time, as people have mentioned, you can now safely just use:
li { cu...
Is there a performance difference between i++ and ++i in C++?
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432
[Executive Summary: Use ++i if you don't have a specific reason to use i++.]
For C++, the ans...
Why does Decimal.Divide(int, int) work, but not (int / int)?
...ing at least one of the arguments to a floating-point type, e.g.:
int a = 42;
int b = 23;
double result = (double)a / b;
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Logback to log different messages to two files
I am using logback/slf4j to do my logging. I want to parse my log file to analyze some data, so instead of parsing a great big file (mostly consisting of debug statements) I want to have two logger instances which each log to a separate file; one for analytics and one for all purpose logging. Does a...
Different floating point result with optimization enabled - compiler bug?
...sors use 80-bit extended precision internally, whereas double is normally 64-bit wide. Different optimization levels affect how often floating point values from CPU get saved into memory and thus rounded from 80-bit precision to 64-bit precision.
Use the -ffloat-store gcc option to get the same flo...