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How can I deploy/push only a subdirectory of my git repo to Heroku?
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“You have mail” message in terminal, os X [closed]
Few days ago I got this message in my terminal window:
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Bootstrap carousel multiple frames at once
...as about the text getting bold in some situations witch can be resolved by setting the background color so the bottom item wont be visible while the transition effect.
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Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
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Difference between numpy.array shape (R, 1) and (R,)
In numpy , some of the operations return in shape (R, 1) but some return (R,) . This will make matrix multiplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of co...
Vim search and replace selected text
...'"')
let regtype_save = getregtype('"')
let cb_save = &clipboard
set clipboard&
" Put the current visual selection in the " register
normal! ""gvy
let selection = getreg('"')
" Put the saved registers and clipboards back
call setreg('"', reg_save, regtype_save)
let &c...
bash: shortest way to get n-th column of output
Let's say that during your workday you repeatedly encounter the following form of columnized output from some command in bash (in my case from executing svn st in my Rails working directory):
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What does the comma operator , do?
... with templates, we couldn't have a function take an arbitrary type, so we settled on a macro:
#define ASSIGN_INCR(p, val, type) ((*((type) *)(p) = (val)), (p) += sizeof(type))
By using the comma operator we were able to use this in expressions or as statements as we wished:
if (need_to_output_...
Generate array of all letters and digits
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How can I show line numbers in Eclipse?
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If this doesn't work it may be overridden by your current settings. You can right-click in the bar to the left of the code where line numbers would normally appear and turn them on with the context menu.
s...