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How do you set EditText to only accept numeric values in Android?
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Add android:inputType="number" as an XML attribute.
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in_array multiple values
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Intersect the targets with the haystack and make sure the intersection is precisely equal to the targets:
$haystack = array(...);
$target = array('foo', 'bar');
if(count(array_intersect($haystack, $target)) == count($target)){
// all of $target is in $haysta...
What is the source code of the “this” module doing?
If you open a Python interpreter, and type "import this", as you know, it prints:
5 Answers
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Is there an SQLite equivalent to MySQL's DESCRIBE [table]?
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The SQLite command line utility has a .schema TABLENAME command that shows you the create statements.
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How to create a .NET DateTime from ISO 8601 format
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This solution makes use of the DateTimeStyles enumeration, and it also works with Z.
DateTime d2 = DateTime.Parse("2010-08-20T15:00:00Z", null, System.Globalization.DateTimeStyles.RoundtripKind);
This prints the solution perfectly.
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Is it correct to use alt tag for an anchor link?
...orted to you.
Note that the above is for HTML5, which is W3C’s HTML standard from 2014. In 2016, HTML 5.1 became the next HTML standard. Finding the allowed attributes works in the same way. You’ll see that the a element can have another attribute in HTML 5.1: rev.
You can find all HTML spec...
How can I discover the “path” of an embedded resource?
...tility
{
/// <summary>
/// Takes the full name of a resource and loads it in to a stream.
/// </summary>
/// <param name="resourceName">Assuming an embedded resource is a file
/// called info.png and is located in a folder called Resources, it
/// will be co...
How can I get dictionary key as variable directly in Python (not by searching from value)?
... which I would prefer not to use as I simply want the text/name of the key and am worried that searching by value may end up returning 2 or more keys if the dictionary has a lot of entries... what I am trying to do is this:
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How to exclude this / current / dot folder from find “type d”
... because of the !.
To exclude other directories, this will golf less well and requires a variable for DRYness:
D="long_name"
find "$D" ! -path "$D" -type d
My decision tree between ! and -mindepth:
script? Use ! for portability.
interactive session on GNU?
exclude .? Throw a coin.
exclude lo...
Check for internet connection availability in Swift
...I wanted a more pure Swift solution. The existing Apple Reachability class and other third party libraries seemed to be too complicated for me to translate to Swift. I Googled some more and I came across this article which shows a simple method to check for network availability. I set out to transla...