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General suggestions for debugging in R

...ou source() a .R file and it returns an error at line #n, but you need to know what function is located at line #n. setBreakpoint() takes a source file name and line number and sets a breakpoint there The codetools package, and particularly its checkUsage function can be particularly helpful in q...
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How to add images in select list?

... 2020 now and still no way to do this. – Wingsuit Apr 7 at 4:20  |  show ...
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What is the significance of ProjectTypeGuids tag in the visual studio project file

... Okay, now if I wanna create my own project (.myproj) with .xaml files in it, should I flavor the project file with that GUID ?? – sudarsanyes May 26 '10 at 10:23 ...
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?

...endency madness is one of the reasons that 16-bit instructions are avoided now. x86-64 inherited this from 8086 for 8-bit and 386 for 16-bit, and decided to have 8 and 16-bit registers work the same way in 64-bit mode as they do in 32-bit mode. See also Why doesn't GCC use partial registers? for...
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Calculate the median of a billion numbers

... Ah, my brain has just kicked into gear, I have a sensible suggestion now. Probably too late if this had been an interview, but never mind: Machine 1 shall be called the "control machine", and for the sake of argument either it starts with all the data, and sends it in equal parcels to the oth...
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Push existing project into Github

...ctions. You can follow those. But here are some additional tips because I know how frustrating it is to get started with git. Let's say that you have already started your project locally. How much you have does not matter. But let's pretend that you have a php project. Let's say that you have the in...
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Multiple contexts with the same path error running web service in Eclipse using Tomcat

...ete them and run your application in the appropriate server that will work now. in my case i have found duplicate Context tag : <Context docBase="my-project" path="/my-project" reloadable="true" source="org.eclipse.jst.jee.server:my-project"/><Context docBase="my-project" path="/...
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Get the full URL in PHP

...erything else you had to say. Also, I didn't misunderstand anything (You know what they say about assuming...), I know exactly what you're doing, and it's not good practice. – Yes Barry Aug 6 '14 at 14:46 ...
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Is it better to use C void arguments “void foo(void)” or not “void foo()”? [duplicate]

...ngs in C and C++! In C it means "could take any number of parameters of unknown types", and in C++ it means the same as foo(void). Variable argument list functions are inherently un-typesafe and should be avoided where possible. ...
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]

... What you are doing now is fine, and I highly recommend you stick with your current syntax, being: context + verb + how I use this method to name functions/methods, SQL stored procs, etc. By keeping with this syntax, it will keep your Intelli...