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How to set the font size in Emacs?
...Emacs, set-face-attribute is indeed missing from M-x (execute-extended-command), but it is present in M-: (eval-expression) and C-h f (describe-function). M-: is probably what you want, if you don't want to put this in your .emacs file.
– Rory O'Kane
May 9 '13 ...
How to set size for local image using knitr for markdown?
...ge that I would like to include in an .Rmd file which I will then knit and convert to HTML slides with Pandoc . Per this post , this will insert the local image :
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How to revert a merge commit that's already pushed to remote branch?
git revert <commit_hash> alone won't work. -m must be specified, and I'm pretty confused about it.
16 Answers
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How can I stop a Postgres script when it encounters an error?
...far from perfection
\set ON_ERROR_STOP on
there exists much more simple and convenient way - use psql with parameter:
psql -v ON_ERROR_STOP=1
better to use also -X parameter turning off .psqlrc file usage.
Works perfectly for me
p.s. the solution found in great post from Peter Eisentraut. Tha...
Java system properties and environment variables
What's the difference between system properties System.getProperties() and environment variables System.getenv() in a JVM?
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What is the current choice for doing RPC in Python? [closed]
Actually, I've done some work with Pyro and RPyC, but there is more RPC implementation than these two. Can we make a list of them?
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When to use a “has_many :through” relation in Rails?
I am trying to understand what has_many :through is and when to use it (and how). However, I am not getting it. I am reading Beginning Rails 3 and I tried Googling, but I am not able to understand.
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Can I use the range operator with if statement in Swift?
Is it possible to use the range operator ... and ..< with if statement. Maye something like this:
6 Answers
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Smallest data URI image possible for a transparent image
...a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons.
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Canvas is stretched when using CSS but normal with “width” / “height” properties
I have 2 canvases, one uses HTML attributes width and height to size it, the other uses CSS:
8 Answers
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