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How do you clear a stringstream variable?
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For all the standard library types the member function empty() is a query, not a command, i.e. it means "are you empty?" not "please throw away your contents".
The clear() member function is inherited from ios and is used to clear the error state of the stream, e...
Is there any way to create a blank solution (.sln) file first and then add projects?
Visual studio has always annoyed me because (to my knowledge) you cannot create a solution first and then add new/existing projects to it. The only way I know how to create a solution is to create a project and specify the solution name for it.
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How do I find and view a TFS changeset by comment text?
With TFS I need to find a changeset by comment, and/or by developer. Maybe I'm just blind today, but I don't see a simple way in the Source Control Explorer to do this task?
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Shortcut to exit scale mode in VirtualBox [closed]
...he ctrl button at your keyboard, not right click + ctrl + c (like what I lamely did).
– Jürgen Paul
Feb 28 '13 at 10:39
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Net::SMTPAuthenticationError when sending email from Rails app (on staging environment)
I am sending email from my Rails application. It works well on development environment, but fails on staging. I get the following error:
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YAML current date in rmarkdown
...s a trick to put the current date in the YAML front-matter of a .rmd document to be processed by knitr and the rmarkdown package. I used to have the following line at the top of my wiki pages,
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How to make Twitter Bootstrap tooltips have multiple lines?
...eate text that will be displayed using Bootstrap’s tooltip plugin. How come multiline tooltips only work with <br> and not \n ? I prefer that there is not any HTML in my links’ title attributes.
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Hiding axis text in matplotlib plots
...her of the axes (I use axes in the traditional sense, not the matplotlib nomenclature!). An issue I have come across is where matplotlib adjusts the x(y)ticklabels by subtracting a value N, then adds N at the end of the axis.
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How to sum array of numbers in Ruby?
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Try this:
array.inject(0){|sum,x| sum + x }
See Ruby's Enumerable Documentation
(note: the 0 base case is needed so that 0 will be returned on an empty array instead of nil)
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How to set text size of textview dynamically for different screens [duplicate]
...nd adding to the layout dynamically. I am using textView.setTextSize(18) method to set the text size.I tested it on samsung tablet and found that the font size is too small for this screen then I changed the textsize to 25 but it is too big for an emulator(480*800). My problem is to set text size ...