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How to use the PI constant in C++
...4159265358979323846 /* pi */
but check your math.h for more. An extract from the "old" math.h (in 2009):
/* Define _USE_MATH_DEFINES before including math.h to expose these macro
* definitions for common math constants. These are placed under an #ifdef
* since these commonly-defined names are...
structure vs class in swift language
From Apple book
"One of the most important differences between structures and classes is that structures are always copied when they are passed around in your code, but classes are passed by reference."
...
Nodemailer with Gmail and NodeJS
...lowing url (while connected to google with the account I want to send mail from):
https://www.google.com/settings/security/lesssecureapps
There I enabled less secure apps.
Done
share
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improve th...
git pull fails “unable to resolve reference” “unable to update local ref”
...mance) and removing unreachable objects which may have been
created from prior invocations of git add.
Users are encouraged to run this task on a regular basis within each repository to maintain good disk
space utilization and good operating performance.
man git-remote(1):
g...
How can I update npm on Windows?
...
I would recommend uninstalling your current node version from "Programs and Features" first...
– wayofthefuture
Mar 8 '17 at 22:01
3
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Casting interfaces for deserialization in JSON.NET
I am trying to set up a reader that will take in JSON objects from various websites (think information scraping) and translate them into C# objects. I am currently using JSON.NET for the deserialization process. The problem I am running into is that it does not know how to handle interface-level p...
in Ipython notebook / Jupyter, Pandas is not displaying the graph I try to plot
...
Note that --pylab is deprecated and has been removed from newer builds of IPython, The recommended way to enable inline plotting in the IPython Notebook is now to run:
%matplotlib inline
import matplotlib.pyplot as plt
See this post from the ipython-dev mailing list for mor...
zsh compinit: insecure directories
... a solution, but do not mention why this warning occurs. Here's an excerpt from ZSH's compinit:
For security reasons compinit also checks if the completion system would use files not owned by root or by the current user, or files in directories that are world- or group-writable or that are not o...
Is git-svn dcommit after merging in git dangerous?
...ollows:
I have a "master" branch that is the only branch that I dcommit from and that clone the SVN repository (-s assume you have a standard SVN layout in the repository trunk/, branches/, and tags/):
git svn clone [-s] <svn-url>
I work on a local branch "work" (-b creates the branch "wo...
JavaScript string newline character?
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Given that the SitePoint article is from 2004, the information there may not be relevant to current JS implementations.
– cbmanica
Oct 1 '13 at 23:52
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