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Continuously read from STDOUT of external process in Ruby
...hether at the time ehsanul answered the question, there was Open3::pipeline_rw() available yet, but it really makes things simpler.
I don't understand ehsanul's job with Blender, so I made another example with tar and xz. tar will add input file(s) to stdout stream, then xz take that stdout and co...
Static methods - How to call a method from another method?
...
class.method should work.
class SomeClass:
@classmethod
def some_class_method(cls):
pass
@staticmethod
def some_static_method():
pass
SomeClass.some_class_method()
SomeClass.some_static_method()
sha...
How to Copy Text to Clip Board in Android?
...rdManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
ClipData clip = ClipData.newPlainText(label, text);
clipboard.setPrimaryClip(clip);
make sure you have imported android.content.ClipboardManager and NOT android.text.ClipboardManager. Latter is deprecated.
Che...
Standard deviation of a list
...calculating the standard deviation of iterables like yours:
>>> A_rank = [0.8, 0.4, 1.2, 3.7, 2.6, 5.8]
>>> import statistics
>>> statistics.stdev(A_rank)
2.0634114147853952
share
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...
An example of how to use getopts in bash
...ere it shouldn't, so change it into just h (without colon)
to expect -p any_string, you need to add p: to the argument list
Basically : after the option means it requires the argument.
The basic syntax of getopts is (see: man bash):
getopts OPTSTRING VARNAME [ARGS...]
where:
OPTSTRING is s...
Is a colon `:` safe for friendly-URL use?
...oded / sub-delims / ":" / "@"
unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
pct-encoded = "%" HEXDIG HEXDIG
sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
/ "*" / "+" / "," / ";" / "="
Apart from these restrictions, the fragment part has no defined structure beyon...
How do I use cascade delete with SQL Server?
...etting enabled.
Something like:
ALTER TABLE dbo.T2
DROP CONSTRAINT FK_T1_T2 -- or whatever it's called
ALTER TABLE dbo.T2
ADD CONSTRAINT FK_T1_T2_Cascade
FOREIGN KEY (EmployeeID) REFERENCES dbo.T1(EmployeeID) ON DELETE CASCADE
...
Globally catch exceptions in a WPF application?
...l.cs :
public partial class App : Application
{
private static Logger _logger = LogManager.GetCurrentClassLogger();
protected override void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
SetupExceptionHandling();
}
private void SetupExceptionHandling()
...
“Variable” variables in Javascript?
...you can either try using eval():
var data = "testVariable";
eval("var temp_" + data + "=123;");
alert(temp_testVariable);
Or using the window object:
var data = "testVariable";
window["temp_" + data] = 123;
alert(window["temp_" + data]);
http://www.hiteshagrawal.com/javascript/dynamic-variable...
How do I delete an Azure storage account containing a leased blob?
... to use the portal. kieselmediagroup.blob.core.windows.net/misc/2012-08-21_1019.png
– Jason
Aug 21 '12 at 17:31
...