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What is the main difference between Inheritance and Polymorphism?
... was presented with this question in an end of module open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questi...
mkdir's “-p” option
...oes in Unix. I used it for a lab assignment while creating a subdirectory and then another subdirectory within that one. It looked like this:
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Add regression line equation and R^2 on graph
I wonder how to add regression line equation and R^2 on the ggplot . My code is:
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How do I kill background processes / jobs when my shell script exits?
... kill $(jobs -p) doesn't work in dash, because it executes command substitution in a subshell (see Command Substitution in man dash)
– user1431317
Jun 15 '17 at 13:37
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What does the comma operator , do?
...ression2)
First expression1 is evaluated, then expression2 is evaluated, and the value of expression2 is returned for the whole expression.
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psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
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How to Set a Custom Font in the ActionBar Title?
...not the tab text) with a font in my assets folder? I don't want to use the android:logo option.
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How to install packages offline?
What's the best way to download a python package and it's dependencies from pypi for offline installation on another machine? Is there any easy way to do this with pip or easy_install? I'm trying to install the requests library on a FreeBSD box that is not connected to the internet.
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Build fat static library (device + simulator) using Xcode and SDK 4+
...theoretically - build a single static library that includes both simulator and iPhone and iPad.
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Is Python strongly typed?
...older dialects of C, which were weakly, statically typed, so that pointers and integers were pretty much interchangeable. (Modern ISO C requires conversions in many cases, but my compiler is still lenient about this by default.)
I must add that the strong vs. weak typing is more of a continuum than...