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Block comments in html.erb templates in rails
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=begin I think the begin - end would be all =end # You may ignore my comment as its entirely commented :P
– Garfield
Jun 27 '10 at 17:45
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How do I change the background color of a plot made with ggplot2
...s the theme_bw, giving you a white background and grey gridlines. I use it all the time, as in print it looks much better than the default grey background: myplot + theme_bw()
– ROLO
Dec 16 '11 at 9:11
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How can mixed data types (int, float, char, etc) be stored in an array?
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@texasbruce also called a "tagged union". I'm using this technique too in my own language. ;)
– user529758
Sep 2 '13 at 16:50
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How do you open an SDF file (SQL Server Compact Edition)? [closed]
... and query it with some UI. How can I do this? I have no Visual Studio installed on the machine and I would like to install as little software as possible.
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What is the usefulness of `enable_shared_from_this`?
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It enables you to get a valid shared_ptr instance to this, when all you have is this. Without it, you would have no way of getting a shared_ptr to this, unless you already had one as a member. This example from the boost documentation for enable_shared_from_this:
class Y: public enable_s...
Should I hash the password before sending it to the server side?
...atly however, and should be used in any authenticated session.
There is really no need to know what an original password is. All that is required is a reliable way to generate (and reliably re-generate) an authentication "key" based on the original text chosen by the user. In an ideal world this ...
Regex group capture in R with multiple capture-groups
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and str_match_all() to match all groups in a regex
– smci
Mar 26 '14 at 15:49
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Convert a python dict to a string and back
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You should add a simple example to allow users see how to do that.
– Miguel Vazq
Sep 23 '15 at 11:01
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Difference between fold and reduce?
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So basically instead of doing fold, you can simply add that initial value to the start of the list and do reduce? What's the point of fold then?
– Pacerier
Feb 7 '17 at 9:42
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Using the “start” command with parameters passed to the started program
...iles\Microsoft Virtual PC\Virtual PC.exe" -pc "MY-PC" -launch
and you're all set. Since you're not starting up a command prompt to launch it, there will be no DOS Box.
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