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What is the best django model field to use to represent a US dollar amount?
...d be >= decimal_places. This example setting would allow a value up to: 999,999.99
Docs: https://docs.djangoproject.com/en/1.10/ref/models/fields/#decimalfield
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Assigning a variable NaN in python without numpy
...m a number greater than 2e308, so, I generally used:
>>> inf = 9e999
>>> inf
inf
>>> inf - inf
nan
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How to obtain the start time and end time of a day?
... calendar.set(Calendar.SECOND, 59);
calendar.set(Calendar.MILLISECOND, 999);
return calendar.getTime();
}
public Date atStartOfDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(Calendar.HOUR_OF_DAY, 0);
calendar.set(Calendar.MI...
What are the git concepts of HEAD, master, origin?
...e is the revision that the repo is pointing now?
– OK999
Jun 5 '17 at 21:10
3
unclear what you me...
How do you set, clear, and toggle a single bit?
...ALL(x,y) can be implemented as !~((~(y))|(x))
– Handy999
Nov 20 '18 at 9:24
4
...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...check，检查泛型编程中的concept；
（6）Mpl，用模板实现的元编程框架；
（7）Thread，可移植的C++多线程库；
（8）Python，把C++类和函数映射到Python之中；
（9）Pool，内存池管理；
（10）smart_ptr，智能指针。
【二、Boost库的编...
Bootstrap combining rows (rowspan)
...-6 col-xs-6">
<div class="short-div" style="background-color:#999">Span 6</div>
<div class="short-div">Span 6</div>
</div>
<div class="col-lg-6 col-md-6 col-sm-6 col-xs-6" style="background-color:#ccc">Span 6</div>
</div>
...
parseInt vs unary plus, when to use which?
...xBABE"',
'"4294967295"',
'"123456789012345678"',
'"12e999"',
'""',
'"123foo"',
'"123.45foo"',
'" 123 "',
'"foo"',
'"12e"',
'"0b567"',
'"0o999"',
'"0xFUZZ"',
'"+0"',
'"-0"',
'"Infinity"',
'"+Infinity"',
...
Why is arr = [] faster than arr = new Array?
...
isn't a = new Array(1000);for(from 0 to 999){a[i]=i} faster than a = [];for(from 0 to 999){a[i]=i} because of allocation overhead though?
– Y. Yoshii
Dec 10 '19 at 3:51
...
How to have an auto incrementing version number (Visual Studio)? [duplicate]
...({buildDate})";
Three important gotchas that you should know
From @ashes999:
It's also worth noting that if both AssemblyVersion and AssemblyFileVersion are specified, you won't see this on your .exe.
From @BrainSlugs83:
Setting only the 4th number to be * can be bad, as the version won't alwa...