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How to get name of exception that was caught in Python?
How can I get the name of an exception that was raised in Python?
5 Answers
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How to get the list of all printers in computer
I need to get the list of all printers that connect to computer?
6 Answers
6
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C++ const map element access
I tried to use the operator[] access the element in a const C++ map, but this method failed. I also tried to use "at()" to do the same thing. It worked this time. However, I could not find any reference about using "at()" to access element in a const C++ map. Is "at()" a newly added function in C++ ...
Is there a way to make a link clickable in the OSX Terminal?
I am planning on developing an Mxmlc to Textmate formatter, one that formats mxmlc errors as clickable links, so you can open them up quickly in Textmate as Textmate has a url scheme e.g.: txmt://open/?url=file://~/.bash_profile&line=11&column=2.
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How can I check the size of a collection within a Django template?
I have a list in my Django template. I want to do something only if the size of the list is greater than zero.
7 Answers...
Converting of Uri to String
Is it possible to convert an Uri to String and vice versa?
Because I want to get the the Uri converted into String to pass into another activity via intent.putextra() and if it's not possible can anyone suggest me a way how to pass selected Uri into another activity?
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ActiveRecord, has_many :through, and Polymorphic Associations
...known issue with Rails 3.1.1 that breaks this functionality. If you are having this problem first try upgrading, it's been fixed in 3.1.2
You're so close. The problem is you're misusing the :source option. :source should points to the polymorphic belongs_to relationship. Then all you need to do is ...
How do I add a ToolTip to a control?
...ntrols that I would like to display a ToolTip for when the mouse is hovering over it. How can I do this? I would like to know how to do this properly in code, but also in the designer (There is a ToolTip component in the toolbox, but I don't quite.. get it).
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Map and Reduce in .NET
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Linq equivalents of Map and Reduce:
If you’re lucky enough to have linq then you don’t need to write your own map and reduce functions. C# 3.5 and Linq already has it albeit under different names.
Map is Select:
Enumer...
Is it possible to reopen a closed branch in Mercurial?
I understand that it is possible to close a named branch in Mercurial, so that it will not appear in the hg branches list:
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