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Read password from stdin

...or me, getpass poppoed up a window (not what I wanted, nor what its help said) and didn't obscure the password when I typed it in! Code to reproduce: import getpass; getpass.getpass() – Michael Grazebrook Sep 16 '14 at 16:22 ...
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Turning off some legends in a ggplot

... You can use guide=FALSE in scale_..._...() to suppress legend. For your example you should use scale_colour_continuous() because length is continuous variable (not discrete). (p3 <- ggplot(mov, aes(year, rating, colour = length, shape...
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ipython: print complete history (not just current session)

... var channelOptions = { tags: "".split(" "), id: "1" }; initTagRenderer("".split(" "), "".split(" "), channelOptions); StackExchange.using("externalEditor", function() { // Have to fire editor after snippets, if snippets enabled...
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Change type of varchar field to integer: “cannot be cast automatically to type integer”

... My statement: ALTER TABLE "tblMenus" ALTER COLUMN "MID" USING (trim("MID")::integer); – itsols Nov 1 '12 at 4:08 1 ...
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Remove multiple keys from Map in efficient way?

...want to remove selected keys from that Map . Following code shows what I did to achieve that. 3 Answers ...
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How do I pick randomly from an array?

... somewhere). I am glad you pointed out the versioning; I am using 1.9.2. apidock (mladen's comment) does not have sample; neither does ruby-doc. In your opinion, what is the best reference for Ruby, updated to 1.9? – Paul Hoffer Aug 15 '10 at 1:15 ...
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How to make an element in XML schema optional?

...answered Feb 11 '12 at 20:30 david.sdavid.s 10.6k55 gold badges4545 silver badges7979 bronze badges ...
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How to filter out files by extension in NERDTree?

... Just ran into the problem: What about hiding binary files that do not have an extension? Can't hide them, but can sort files to eliminate some cheesy clutter. Problem looks like: file1* file1.c file2* file2.c Solution: let NERDTreeSortOrder=['\.c$'] Result:...
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RVM: Uninstalling all gems of a gemset

...sets. I want to remove all gems of a gemset. Is there a way do to this, besides uninstalling the gemset? 7 Answers ...
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Understanding colors on Android (six characters)

I am trying to understand how colors work in Android. I have this color set as the background of my LinearLayout , and I get a background gray with some transparency: ...