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Why does isNaN(“ ”) (string with spaces) equal false?
...2) Check if that number is the numerical value NaN. That helped me understand it better.
– xdhmoore
Feb 20 '14 at 23:08
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Read password from stdin
...) deals with the situation in which a CLI tool is being fed data via STDIN and yet you want the ability to type the password yourself. Great tool!
– Tiemen
Jul 22 '13 at 21:00
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How can you get the SSH return code using Paramiko?
Is there any way to get the command return code?
4 Answers
4
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How do you get the magnitude of a vector in Numpy?
...order norm you want. Say you wanted the 1-norm:
np.linalg.norm(x,ord=1)
And so on.
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SQLite table constraint - unique on multiple columns
I can find syntax "charts" on this on the SQLite website, but no examples and my code is crashing. I have other tables with unique constraints on a single column, but I want to add a constraint to the table on two columns. This is what I have that is causing an SQLiteException with the message "syn...
How to programmatically set the layout_align_parent_right attribute of a Button in Relative Layout?
...ayoutParams. You'll be using RelativeLayout.LayoutParams#addRule(int verb) and RelativeLayout.LayoutParams#addRule(int verb, int anchor)
You can get to it via code:
RelativeLayout.LayoutParams params = (RelativeLayout.LayoutParams)button.getLayoutParams();
params.addRule(RelativeLayout.ALIGN_PAREN...
jQuery removing '-' character from string
...l.text( $mylabel.text().replace('-', '') );
Since text() gets the value, and text( "someValue" ) sets the value, you just place one inside the other.
Would be the equivalent of doing:
var newValue = $mylabel.text().replace('-', '');
$mylabel.text( newValue );
EDIT:
I hope I understood the q...
PostgreSQL Autoincrement
I'm switching from MySQL to PostgreSQL and was wondering how I can do autoincrement values. I saw in the PostgreSQL docs a datatype "serial", but I get syntax errors when using it (in v8.0).
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Sorting dropdown alphabetically in AngularJS
...t in turn is calling a service. Unfortunately the data coming in is a mess and I need to be able to sort it alphabetically.
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Mockito.any() pass Interface with Generics
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There is a type-safe way: use ArgumentMatchers.any() and qualify it with the type:
ArgumentMatchers.<AsyncCallback<ResponseX>>any()
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