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GridLayout and Row/Column Span Woe
The Android Developers Blog post introducing GridLayout shows this diagram of how spans impact automatic index allocation:
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How to add NERDTree to your .vimrc
... below into your ~/.vimrc file. It tells Vim that you want to setup a command to run when Vim starts, but since it depends on various plugins to be loaded, you don't want to run it until all initialization is finished:
autocmd VimEnter * NERDTree
If, however, you're annoyed by the fact that the ...
Incrementing in C++ - When to use x++ or ++x?
I'm currently learning C++ and I've learned about the incrementation a while ago.
I know that you can use "++x" to make the incrementation before and "x++" to do it after.
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How to get the current date/time in Java [duplicate]
...UNIX epoch (as a Java long). This value is a delta from a UTC time-point, and is independent of the local time-zone ... assuming that the system clock has been set correctly.
If you want the date / time in a form that allows you to access the components (year, month, etc) numerically, you could use...
Multiple INSERT statements vs. single INSERT with multiple VALUES
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I thought I'd look into this a bit more though so set up a loop (script) and tried adjusting the number of VALUES clauses and recording the compile time.
I then divided the compile time by the number of rows to get the average compile time per clause. The results are below
Up until 250 VALUES ...
What's the fundamental difference between MFC and ATL?
... nothing fancy), what is the fundamental difference I will see between ATL and MFC, to help me figure out which one to use?
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Which iomanip manipulators are 'sticky'?
...xcept setw which seems to be reset after use.
By Charles:
Exactly! and the only reason that setw appears to behave differently is because there are requirements on formatted output operations to explicitly .width(0) the output stream.
The following is the discussion that lead to the above ...
What is the difference between native code, machine code and assembly code?
I'm confused about machine code and native code in the context of .NET languages.
4 Answers
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Caveats of select/poll vs. epoll reactors in Twisted
Everything I've read and experienced ( Tornado based apps ) leads me to believe that ePoll is a natural replacement for Select and Poll based networking, especially with Twisted. Which makes me paranoid, its pretty rare for a better technique or methodology not to come with a price.
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How can I use numpy.correlate to do autocorrelation?
I need to do auto-correlation of a set of numbers, which as I understand it is just the correlation of the set with itself.
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