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Creating and throwing new exception
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If you are using try..catches in your script and you have multiple catch statements calling out specific exceptions then, of course, you would want to specify the exception type. I'm not certain why a reference is made to C++. In Powershell scripting, a throw sta...
How to get the PATH environment-variable separator in Python?
...f, like me, you didn't read the body of this question and just went by the title, you'll think this is the character that separates elements of a filesystem path (forward slash on Linux and MacOSX, backslash on Windows). It's not, it the character that separates elements of a shell PATH that is use...
How do I execute inserts and updates in an Alembic upgrade script?
...els and sessions as described below.
The following is an example migration script that sets up some declarative models that will be used to manipulate data in a session. The key points are:
Define the basic models you need, with the columns you'll need. You don't need every column, just the prima...
What does !! mean in ruby?
....
!"wtf"
# => false
!!"wtf"
# => true
A more real use case:
def title
"I return a string."
end
def title_exists?
!!title
end
This is useful when you want to make sure that a boolean is returned. IMHO it's kind of pointless, though, seeing that both if 'some string' and if true is t...
How to add a footer to a UITableView in Storyboard
... example the footer view (Disclaimer View) has two labels ( Llb Disclaimer Title and Lbl Disclaimer Content).
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How to get the first five character of a String
...st 5 characters. You should get them with proper check, like this:
string title = "love" // 15 characters
var firstFiveChars = title.Length <= 5 ? title : title.Substring(0, 5);
// firstFiveChars: "love" (4 characters)
Without this check, Substring() function would throw an exception because ...
Disable file preview in VS2012
..."Quick Launch" in the RC. It's a text field at the far right of the window title bar.
– Ben
Jun 12 '12 at 15:52
10
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How to align texts inside of an input?
...{ @class = "form-control", name = "inv_issue_date", id = "inv_issue_date", title = "Select Invoice Issue Date", placeholder = "dd/mm/yyyy", style = "text-align:center;" })
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Accessing bash command line args $@ vs $*
...tions and bash tutorials I see that I can access command line args in bash scripts in two ways:
5 Answers
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Format number to 2 decimal places
... this question but people tend to like it :) Maybe because of the question title which could be the search result for someone who is looking for the ROUND function.
– jmarceli
Dec 18 '14 at 9:25
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