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what is faster: in_array or isset? [closed]
...t-in function.
These can be demonstrated by using an array with values (10,000 in the test below), forcing in_array to do more searching.
isset: 0.009623
in_array: 1.738441
This builds on Jason's benchmark by filling in some random values and occasionally finding a value that exists in the a...
How to avoid scientific notation for large numbers in JavaScript?
...tific notation if the number is >= 1e21 and has a maximum precision of 20. Other than that, you can roll your own, but it will be messy.
function toFixed(x) {
if (Math.abs(x) < 1.0) {
var e = parseInt(x.toString().split('e-')[1]);
if (e) {
x *= Math.pow(10,e-1);
x = ...
What is the preferred/idiomatic way to insert into a map?
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edited Nov 26 '10 at 18:37
user229044♦
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Numpy how to iterate over columns of array?
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– Ibrahim Muhammad
Sep 23 '13 at 17:08
49
For those wondering, array.T isn't costly, as it just c...
Overlaying histograms with ggplot2 in R
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Your current code:
ggplot(histogram, aes(f0, fill = utt)) + geom_histogram(alpha = 0.2)
is telling ggplot to construct one histogram using all the values in f0 and then color the bars of this single histogram according to the variable utt.
What you want instead is...
What does multicore assembly language look like?
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10 Answers
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Active
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CGContextDrawImage draws image upside down when passed UIImage.CGImage
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Instead of
CGContextDrawImage(context, CGRectMake(0, 0, 145, 15), image.CGImage);
Use
[image drawInRect:CGRectMake(0, 0, 145, 15)];
In the middle of your begin/end CGcontext methods.
This will draw the image with the correct orientation into your current image context...
Unrecognized attribute 'targetFramework'. Note that attribute names are case-sensitive
I just installed vs 2010, followed by IIS in window 7. when building a website in .net framework 4.0 and convert this into application in IIS then its shows this error
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The located assembly's manifest definition does not match the assembly reference
...g to run some unit tests in a C# Windows Forms application (Visual Studio 2005), and I get the following error:
53 Answers
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Changing font size and direction of axes text in ggplot2
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301
Use theme():
d <- data.frame(x=gl(10, 1, 10, labels=paste("long text label ", letters[1:10]...