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Convert column classes in data.table
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105
For a single column:
dtnew <- dt[, Quarter:=as.character(Quarter)]
str(dtnew)
Classes ‘d...
The simplest possible JavaScript countdown timer? [closed]
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510
I have two demos, one with jQuery and one without. Neither use date functions and are about as s...
How do I horizontally center an absolute positioned element inside a 100% width div? [duplicate]
... be horizontally centered within #header . Normally, I would do a margin:0 auto for relatively positioned elements but I am stuck here. Can someone show me the way?
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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"
"80818283848586...
Which SQL query is faster? Filter on Join criteria or Where clause?
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answered Mar 24 '10 at 17:40
QuassnoiQuassnoi
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How to check with javascript if connection is local host?
...e in.
if (location.hostname === "localhost" || location.hostname === "127.0.0.1")
alert("It's a local server!");
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Floating point vs integer calculations on modern hardware
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edited Dec 19 '13 at 21:03
vy32
23.1k2828 gold badges9999 silver badges187187 bronze badges
answered M...
What are differences between AssemblyVersion, AssemblyFileVersion and AssemblyInformationalVersion?
... format: major.minor. This would result in:
[assembly: AssemblyVersion("1.0")]
If you're following SemVer strictly then this means you only update when the major changes, so 1.0, 2.0, 3.0, etc.
AssemblyFileVersion
Used for deployment. You can increase this number for every deployment. It is use...
Why does Decimal.Divide(int, int) work, but not (int / int)?
How come dividing two 32 bit int numbers as ( int / int ) returns to me 0 , but if I use Decimal.Divide() I get the correct answer? I'm by no means a c# guy.
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How do I catch a numpy warning like it's an exception (not just for testing)?
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205
It seems that your configuration is using the print option for numpy.seterr:
>>> impo...