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How do I create ColorStateList programmatically?
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@SatishKumar check my edit, I haven't tested it though.
– Su-Au Hwang
Nov 3 '14 at 10:55
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Vertically align text next to an image?
...0x60">
<span style="">Works.</span>
</div>
Tested in FF3.
Now you can use flexbox for this type of layout.
.box {
display: flex;
align-items:center;
}
<div class="box">
<img src="https://placehold.it/60x60">
<span style="">W...
Difference between $(document.body) and $('body')
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I have found a pretty big difference in timing when testing in my browser.
I used the following script:
WARNING: running this will freeze your browser a bit, might even crash it.
var n = 10000000, i;
i = n;
console.time('selector');
while (i --> 0){
$("bo...
Read an Excel file directly from a R script
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@skan I initially ran some tests with XLConnect but it is very slow; I believe readxl's drawbacks were sufficiently covered in my final paragraph; and I have no similar experience to yours with xlsx or openxlsx as I regularly use both to specify types....
Detect the Internet connection is offline?
...ole or the window.navigator.onLine property for the value changes. You can test it on this website as well.
Note however this quote from Mozilla Documentation:
In Chrome and Safari, if the browser is not able to connect to a local area network (LAN) or a router, it is offline; all other conditions ...
how can you easily check if access is denied for a file in .NET?
...ou need to check first. Yet strangely enough it will never happen in your testing or development environments, which tend to be fairly static. This makes the problem difficult to track down later and makes it easy for this kind of bug to make it into production.
What this means is that you still ...
Select rows of a matrix that meet a condition
...,'B'] == 5)]
aux = aux[which(Mat[aux,'C'] > 2)]
Mat[aux, ]
By testing the speed advantage with system.time, the which method is 10x faster than the subset method.
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What's the Best Way to Shuffle an NSMutableArray?
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@Jason: Sometimes (e.g. when testing), being able to supply a seed is a good thing. Kristopher: nice algorithm. It's an implementation of the Fisher-Yates algorithm: en.wikipedia.org/wiki/Fisher-Yates_shuffle
– JeremyP
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Parsing domain from a URL
...t from Mozilla all the time, and removing the cache system). This has been tested against a set of 1000 URLs and seemed to work.
function domain($url)
{
global $subtlds;
$slds = "";
$url = strtolower($url);
$host = parse_url('http://'.$url,PHP_URL_HOST);
preg_match("/[^\.\/]+\...
Why is IoC / DI not common in Python?
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Actually DI is about being able to test and decouple dependencies of code. Also the import feature is similar to static imports in Java, which let me import a single instance of an object.
– Richard Warburton
Nov 28 '14 a...