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Is there a unique Android device ID?
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Settings.Secure#ANDROID_ID returns the Android ID as an unique for each user 64-bit hex string.
import android.provider.Settings.Secure;
private String android_id = Secure.getString(getContext().getContentResolver(),
Secure.ANDROID...
PHP: Move associative array element to beginning of array
...rray['one']] + $myArray;
Array keys are unique, so it would be impossible for it to exist in two locations.
See further at the doc on Array Operators:
The + operator returns the right-hand array appended to the left-hand array; for keys that exist in both arrays, the elements from the left-hand ar...
Add horizontal scrollbar to html table
...erflow-x: auto;
white-space: nowrap;
}
Nice and clean. No superfluous formatting.
Here are more involved examples with scrolling table captions from a page on my website.
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How to sort a list/tuple of lists/tuples by the element at a given index?
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@Cemre as for the second example, sort here is a method of List object of Python, which receives a lambda function as its key parameter. You may name it as tup, or t, or whatever you like and it'll still work. tup here specifies index ...
The required anti-forgery form field “__RequestVerificationToken” is not present Error in user Regis
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You have [ValidateAntiForgeryToken] attribute before your action. You also should add @Html.AntiForgeryToken() in your form.
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How to create a new java.io.File in memory?
...omments of Andreas’ answer) could also be mentioned, because if you cant for some reason write to the hard-drive, then that could be a way around it.
– FableBlaze
Jan 17 at 12:19
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How to sort strings in JavaScript
...(function (a, b) {
return ('' + a.attr).localeCompare(b.attr);
})
We force a.attr to be a string to avoid exceptions. localeCompare has been supported since Internet Explorer 6 and Firefox 1. You may also see the following code used that doesn't respect a locale:
if (item1.attr < item2.att...
Find region from within an EC2 instance
...sentially because that IP is an APIPA). Also there is no way to get this information directly from inside the instance without connecting to a metadata source. This assumes that the 169.254.169.254 API is available, and your script should handle network failures accordingly. ec2-metadata is just a w...
How to Import .bson file format on mongodb
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mongorestore -d db_name -c collection_name /path/file.bson
Incase only for a single collection.Try this:
mongorestore --drop -d db_name -c collection_name /path/file.bson
For restoring the complete folder exported by mongodump:
mongorestore -d db_name /path/
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Detect Retina Display
...e does not contain a Retina display. Apple changed this behavior in iOS4.2 for the iPad: it returns 1.0 in both 1x and 2x modes. You can test this yourself in the simulator.
I test for the -displayLinkWithTarget:selector: method on the main screen which exists in iOS4.x but not iOS3.2, and then che...