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Determine project root from a running node.js application
...uire.main === module
Because module provides a filename property (normally equivalent to __filename), the entry point of the current application can be obtained by checking require.main.filename.
So if you want the base directory for your app, you can do:
var path = require('path');
var appD...
Replacing spaces with underscores in JavaScript?
...e to replace spaces with _, it works for the first space in the string but all the other instances of spaces remain unchanged. Anybody know why?
...
Can you “ignore” a file in Perforce?
...n of those file-types through using lines like the below in the p4 protect table:
write user * * -//.../*.suo
write user * * -//.../*.obj
write user * * -//.../*.ccscc
I remember doing this before, but I don't have the necessary permissions to test this here. Check out Perforce's Sysadmin guide a...
Why does multiprocessing use only a single core after I import numpy?
... the answer here.
It turns out that certain Python modules (numpy, scipy, tables, pandas, skimage...) mess with core affinity on import. As far as I can tell, this problem seems to be specifically caused by them linking against multithreaded OpenBLAS libraries.
A workaround is to reset the task af...
What is a Windows Handle?
...ndle invalidates the pointer. In this case think of it as an index into a table of pointers... you use the index for the system API calls, and the system can change the pointer in the table at will.
Alternatively a real pointer may be given as the handle when the API writer intends that the user o...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...person - so I suggest you find out what most people on your team like, and all go with that for consistency. Personally I find "" easier to read.
The argument that "" and " " are easily mistaken for each other doesn't really wash with me. Unless you're using a proportional font (and I haven't worke...
Any way to delete in vim without overwriting your last yank? [duplicate]
... This is probably the simplest but effective solution! I've found that all I need is the most-recent yank in 99% cases. And this trick just scratches the itch!
– John Chain
Oct 14 '13 at 20:40
...
Get content of a cell given the row and column numbers
...e a while, but here's how I made it dynamic. It doesn't depend on a sorted table.
First I started with a column of state names (Column A) and a column of aircraft in each state (Column B). (Row 1 is a header row).
Finding the cell that contains the number of aircraft was:
=MATCH(MAX($B$2:$B$54),...
keycode 13 is for which key
...
Check an ASCII table.
It stands for CR, or Carriage Return, AKA the Return key.
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How do I find the location of my Python site-packages directory?
...ib"])'
The per user site-packages directory (PEP 370) is where Python installs your local packages:
python -m site --user-site
If this points to a non-existing directory check the exit status of Python and see python -m site --help for explanations.
Hint: Running pip list --user or pip freeze -...