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How do I conditionally apply CSS styles in AngularJS?
...
The latest docs (v1.2) describe ng-attr- on the directives page, section ngAttr attribute bindings.
– Mark Rajcok
Aug 21 '13 at 12:50
...
Why does AngularJS include an empty option in select?
...item:
<option value="? number:600 ?"></option>
Angular < 1.2.x
<select ng-model="myModelName" ng-init="myModelName=600">
<option value="600">First</option>
<option value="700">Second</option>
</select>
Angular > 1.2
<select ng-model...
Read whole ASCII file into C++ std::string [duplicate]
...er's solutions take about 21 seconds on a 267 MB file. Jerry's first takes 1.2 seconds and his second 0.5 (+/- 0.1), so clearly there's something inefficient about Tyler's code.
– dhardy
Oct 1 '12 at 12:32
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Checking if a string can be converted to float in Python
... Great answer. Just adding 2 more where float=True: isfloat(" 1.23 ") and isfloat(" \n \t 1.23 \n\t\n"). Useful in web requests; no need to trim white spaces first.
– BareNakedCoder
Jul 6 '17 at 18:37
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How to use SCNetworkReachability in Swift
... (isReachable && !needsConnection)
}
Explanations:
As of Swift 1.2 (Xcode 6.3), imported C structs have a default initializer in Swift, which initializes all of the struct's fields to zero, so the socket address structure can be initialized with
var zeroAddress = sockaddr_in()
sizeofVa...
NSRange to Range
... }
// ...
}
(Older answers for Swift 3 and earlier:)
As of Swift 1.2, String.Index has an initializer
init?(_ utf16Index: UTF16Index, within characters: String)
which can be used to convert NSRange to Range<String.Index> correctly
(including all cases of Emojis, Regional Indicator...
round() for float in C++
...dard (closest publicly available draft standard to C++03 is N1804) section 1.2 Normative references:
The library described in clause 7 of ISO/IEC 9899:1990 and clause 7 of
ISO/IEC 9899/Amd.1:1995 is hereinafter called the Standard C
Library.1)
If we go to the C documentation for round, lro...
How to plot two histograms together in R?
...eaks, plot = F)$density %>% max
den_max <- max(den2_max, den1_max)*1.2
var1 %>% hist0(xlim = c(min0 , max0) , breaks = breaks,
freq = F, col = colh[1], ylim = c(0, den_max), main = main0,border=border,...)
var2 %>% hist0(xlim = c(min0 , max0), breaks = breaks,
...
How can we make xkcd style graphs?
..., size=1, position="jitter")+
geom_text(family="Humor Sans", x=6, y=-1.2, label="A SIN AND COS CURVE")+
geom_line(aes(y=xaxis), position = position_jitter(h = 0.005), colour="black")+
scale_x_continuous(breaks=c(2, 5, 6, 9),
labels = c("YARD", "STEPS", "DOOR", "INSIDE"))+lab...
Check if a value is within a range of numbers
....inRange(4, 2);
// => false
_.inRange(2, 2);
// => false
_.inRange(1.2, 2);
// => true
_.inRange(5.2, 4);
// => false
_.inRange(-3, -2, -6);
// => true
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