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How can I list (ls) the 5 last modified files in a directory?
...tput of ls in multiple columns, but the output of ls is piped to following command with 1 file/dir at a time
– Alex
Mar 28 '13 at 20:22
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LINQ to read XML
...y I ask a similar question, would you please check it, here: stackoverflow.com/questions/13247449/…
– Saeid
Nov 6 '12 at 11:55
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How to get the last N rows of a pandas DataFrame?
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79
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Getting URL hash location, and using it in jQuery
...attacks. For more detail, see the discussion of the possible attack in the comments on this answer or this explanation on Security Stack Exchange.
You can use the location.hash property to grab the hash of the current page:
var hash = window.location.hash;
$('ul'+hash+':first').show();
Note tha...
What is the maximum amount of RAM an app can use?
...s by device.
Which "side factors" are taken into consideration when it comes to determining how much RAM an app can use?
I have no idea what "side factors" means.
Early devices had a per-app cap of 16MB; Later devices increased that to 24MB or 32MB
That's about right. Screen resolution i...
What is the use of the pipe symbol in YAML?
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generate model using user:references vs user_id:integer
...user_id: integer, created_at: datetime, updated_at: datetime)
The second command adds a belongs_to :user relationship in your Micropost model whereas the first does not. When this relationship is specified, ActiveRecord will assume that the foreign key is kept in the user_id column and it will us...
MySQL - length() vs char_length()
... Even UCS-2 encodes some characters in more than 2 bytes, for example 0313 combining comma above. Since a = 61, 0x00610313 displays as a̓, and it takes up 4 bytes.
– Andomar
Nov 14 '09 at 14:32
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Deprecated ManagedQuery() issue
...ntext.getContentResolver().query and LoaderManager (you'll need to use the compatibility package to support devices before API version 11).
However, it looks like you're only using the query one time: you probably don't even need that. Maybe this would work?
public String getRealPathFromURI(Uri co...
How do I check the operating system in Python?
I want to check the operating system (on the computer where the script runs).
5 Answers
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