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Border for an Image view in Android?
How can I set a border for an ImageView and change its color in Android?
16 Answers
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PSQLException: current transaction is aborted, commands ignored until end of transaction block
...ltiple updates, and one failure should not stop subsequent updates, simply call rollback() on the Connection when an SQLException is caught. [Anyway I realized this is in-line with the PostgreSQL philosophy of forcing the user to make everything explicit, whereas Oracle has the philosophy of implici...
Deep copy of a dict in python
... Is there any difference in Python 3.2 and 2.7 codes? They seem identical to me. If so, would be better a single block of code and a statement "Works for both Python 3 and 2"
– MestreLion
Jun 7 '14 at 3:59
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What is the advantage of using heredoc in PHP? [closed]
...s much cleaner to me and it is really useful for multi-line strings and avoiding quoting issues. Back in the day I used to use them to construct SQL queries:
$sql = <<<SQL
select *
from $tablename
where id in [$order_ids_list]
and product_name = "widgets"
SQL;
To me this has a low...
Inject errors into already validated form?
... Mostly complete. One extra note is that if is_valid() was not called, then you'll need to set form._errors = ErrorDict()
– jacob
Jan 13 '14 at 17:08
12
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Using the Underscore module with Node.js
...from Underscore, it overwrites the _ object with the result of my function call. Anyone know what's going on? For example, here is a session from the node.js REPL:
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Get the value of checked checkbox?
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@Mageek it's bad practice to add same id on multiple elements.
– Engineer
Jul 22 '12 at 11:11
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How to make the corners of a button round?
... corners of a button round. Is there an easy way to achieve this in Android?
13 Answers
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Python's os.makedirs doesn't understand “~” in my path
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The conversion of ~/some_dir to $HOME/some_dir is called tilde expansion and is a common user interface feature. The file system does not know anything about it.
In Python, this feature is implemented by os.path.expanduser:
my_dir = os.path.expanduser("~/some_dir")
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Thread.Sleep replacement in .NET for Windows Store
... this (thanks @Brannon for the "slim" hint):
// `waitHandle.Set` is never called, so we wait always until the timeout occurs
using (var waitHandle = new ManualResetEventSlim(initialState: false))
{
waitHandle.Wait(TimeSpan.FromSeconds(5));
}
...